{"title":"Air Compressor Fittings","description":"\u003cdiv class=\"collection-hero\"\u003e\n\u003ch2\u003eAir Compressor Fittings \u0026amp; Connectors\u003c\/h2\u003e\n\u003cp\u003eConnecting an air compressor to a tool sounds simple until you're standing in front of a wall of fittings trying to figure out what threads where. Most U.S.-market compressors and pneumatic tools use 1\/4 inch NPT (National Pipe Tapered) thread — every fitting we stock is 1\/4 inch NPT, and every threaded joint should be sealed with Teflon tape.\u003c\/p\u003e\n\u003ch3\u003eWhat fittings do you need?\u003c\/h3\u003e\n\u003cp\u003eA complete hookup needs five fitting types: a male NPT plug at the compressor outlet, a female quick-connect coupler on the air line, matching male plugs on the tool ends, a swivel connector to prevent hose kinking at the tool, and Teflon tape on every threaded joint. Browse individual pieces below, or grab everything in one package with the \u003ca href=\"\/products\/air-compressor-hookup-kit\"\u003eAir Compressor Hookup Kit\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eNew to air tools? Read \u003ca href=\"\/blogs\/news\/air-compressor-fittings-explained\"\u003eAir Compressor Fittings Explained\u003c\/a\u003e for a complete walkthrough.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eLooking for a complete kit?\u003c\/strong\u003e Browse all \u003ca href=\"\/collections\/bundles\"\u003ePro Air Tools bundles\u003c\/a\u003e — save 8% on curated sandblasting, hookup, and detailing kits.\u003c\/p\u003e\n\u003c\/div\u003e\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"CollectionPage\",\"name\":\"Air Compressor Fittings\",\"description\":\"Brass NPT air compressor fittings, quick-connect couplers, and swivel connectors.\",\"url\":\"https:\/\/proairtools.com\/collections\/air-compressor-fittings\",\"breadcrumb\":{\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/proairtools.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Accessories\",\"item\":\"https:\/\/proairtools.com\/collections\/accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Air Compressor Fittings\",\"item\":\"https:\/\/proairtools.com\/collections\/air-compressor-fittings\"}]}}\u003c\/script\u003e","products":[{"product_id":"air-hose-connector-set-ai-112","title":"Professional Swivel Air Connector Kit - 120 PSI with Teflon Seal \u0026 Male Adapter (AI-112-1)","description":"\u003cdiv class=\"product-summary-tldr\" style=\"margin-bottom:20px;padding:16px;background:#f0fdf4;border-left:4px solid #16a34a;border-radius:0 8px 8px 0;\"\u003e\n\u003cp style=\"margin:0 0 8px 0;font-weight:600;color:#15803d;\"\u003eProduct Summary\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px 0;\"\u003eThe Le Lematec AI-112-1 is a swivel air connector kit rated at 120 PSI. Includes a 360-degree swivel fitting with Teflon seal and male adapter. Prevents air hose tangling during tool operation. 1\/4\" NPT. Price: ~$11. Factory direct from Le Lematec.\u003c\/p\u003e\n\u003cp style=\"margin:0;font-style:italic;color:#166534;\"\u003eBest for: Eliminating hose kinking and tangling when using air tools. Small upgrade that makes a big difference in usability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eAir Hose Connector Set — Quick-Connect Fittings \u0026amp; Couplers\u003c\/h2\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003eEnhance your air tool maneuverability with this professional swivel connector kit. Featuring 360-degree rotation, pre-applied Teflon tape, and aluminum construction, this system eliminates hose kinks while providing secure connections for spray guns and air tools.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eKey Features \u0026amp; Benefits:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003e360° Movement:\u003c\/strong\u003e Full rotation prevents hose binding\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eLeak-Free Design:\u003c\/strong\u003e Pre-applied Teflon tape and O-ring seal\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003ePremium Build:\u003c\/strong\u003e Aluminum body with brass components\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eHigh Pressure:\u003c\/strong\u003e Rated for 90-120 PSI operation\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eComplete Kit:\u003c\/strong\u003e Includes male adapter and Teflon tape\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eQuality Assured:\u003c\/strong\u003e Not made in China - engineered for reliability\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e ¼\" NPT connections\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eTechnical Specifications:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"-mt-1 [li\u0026gt;\u0026amp;]:mt-2 list-disc space-y-2 pl-8\"\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaximum Pressure: 120 PSI\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eConnection: ¼\" NPT\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eMaterial: Aluminum\/brass\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003eRotation: 360 degrees\u003c\/li\u003e\n\u003cli class=\"whitespace-normal break-words\"\u003ePackage Includes: Swivel connector, male adapter, Teflon tape\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003ePerfect for spray painting, air tools, and professional applications. Experience enhanced maneuverability - Add to Cart now to upgrade your air connections.\u003c\/p\u003e\n\u003cp class=\"whitespace-pre-wrap break-words\"\u003e\u003cstrong\u003eProfessional Performance Guarantee:\u003c\/strong\u003e Workshop-tested for leak-free operation.\u003c\/p\u003e\n\u003ch2\u003eWhy You Need a Swivel Connector\u003c\/h2\u003e\n\u003cp\u003eA swivel connector eliminates hose kinking and tangling by allowing 360-degree rotation at the tool connection point. This is especially important for air tools that require constant repositioning — like sandblasters, die grinders, and impact wrenches. The Teflon seal ensures a leak-free connection rated to 120 PSI.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003ch3\u003eWhat thread size does this connector use?\u003c\/h3\u003e\n\u003cdiv\u003e\u003cp\u003eThe AI-112 uses standard 1\/4\" NPT threads, which is the most common fitting size for pneumatic tools and air hoses in North America.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eDoes the swivel restrict airflow?\u003c\/h3\u003e\n\u003cdiv\u003e\u003cp\u003eNo. The internal bore is designed for full-flow operation with no measurable CFM loss. The swivel joint rotates freely without affecting air volume or pressure delivery to your tool.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eCan I use this between my hose and quick coupler?\u003c\/h3\u003e\n\u003cdiv\u003e\u003cp\u003eYes. The swivel connector installs between any standard 1\/4\" NPT fitting — use it between your hose and tool, between couplers, or at the compressor outlet. The included Teflon seal tape ensures a leak-free connection at any point in your air line.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRelated Guides \u0026amp; Resources\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-hose-fittings-quick-couplers-npt-guide\"\u003eAir Hose Fittings \u0026amp; Quick Couplers Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/how-to-choose-air-hose-size-guide\"\u003eHow to Choose the Right Air Hose Size\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-compressor-accessories-buying-guide\"\u003eAir Compressor Accessories Buying Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv class=\"enhanced-features\" style=\"margin-top:20px;\"\u003e\n\u003ch3 style=\"color:#0f172a;font-size:1.1em;\"\u003eWhy Professionals Choose This Tool\u003c\/h3\u003e\n\u003cul style=\"padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003e360° Swivel Action:\u003c\/strong\u003e Connector rotates freely so your air hose never tangles, kinks, or fights you during tool use\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003e120 PSI Rating:\u003c\/strong\u003e Handles standard shop air pressure with comfortable margin\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eTeflon Seal Included:\u003c\/strong\u003e Leak-free installation from day one — everything in one package\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\n\u003cstrong\u003eAnti-Kink Design:\u003c\/strong\u003e Eliminates the most common source of hose damage and restricted airflow — the connection point\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"whats-in-box\" style=\"margin-top:25px;padding:18px;background:#fefce8;border:1px solid #eab308;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a16207;font-size:1.1em;\"\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eAI-112-1 swivel air connector\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eMale adapter fitting\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eTeflon seal tape\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e1\/4\" NPT threading\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"compatible-with\" style=\"margin-top:20px;padding:18px;background:#eff6ff;border:1px solid #3b82f6;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#1d4ed8;font-size:1.1em;\"\u003eCompatible With\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Hoses\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eStandard 1\/4\" NPT air hoses and tools\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eApplications\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eReduces hose tangling and kinking at tool connection point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir Tools\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAny pneumatic tool with 1\/4\" NPT inlet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"use-cases\" style=\"margin-top:15px;padding:12px;background:#f0fdf4;border-radius:8px;\"\u003e\u003cp style=\"margin:0;font-size:0.95em;\"\u003e\u003cstrong\u003eIdeal Applications:\u003c\/strong\u003e anti-kink protection, hose management, tool connection, shop air setup, hose life extension\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"product-faq\" style=\"margin-top:25px;\"\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eWhat does the swivel connector do?\u003c\/h4\u003e\n\u003cp\u003eThe Le Lematec AI-112-1 swivel connector allows 360-degree rotation of your air hose connection, preventing kinking and tangling during tool operation. It installs between your air hose and tool for free movement.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003ch4\u003eIs this compatible with all air tools?\u003c\/h4\u003e\n\u003cp\u003eYes, it uses standard 1\/4\" NPT threads which are compatible with most air tools, regulators, and hose fittings sold in the US market.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"extra-faqs\" style=\"margin-top:20px;\"\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eWhy do I need a swivel connector?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eWithout a swivel, the air hose twists every time you rotate your tool. This creates kinks that restrict airflow and eventually crack the hose. A swivel connector at the tool inlet lets the hose rotate freely, eliminating tangles and extending hose life. Professional shops use swivels on every tool connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:15px;\"\u003e\n\u003ch4 style=\"margin-bottom:5px;color:#1e293b;\"\u003eWill this reduce airflow?\u003c\/h4\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eNo. The AI-112-1 has a full-bore internal passage that does not restrict airflow. The 1\/4\" NPT threading matches standard air fittings. There is zero pressure drop through the swivel under normal operating conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"related-products-links\" style=\"margin-top:20px;padding:15px;background:#f8f9fa;border-radius:8px;\"\u003e\n\u003ch3\u003eRelated Categories\u003c\/h3\u003e\n\u003cul style=\"list-style:none;padding:0;\"\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/accessories\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/air-tools\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ All Air Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:8px;\"\u003e\u003ca href=\"\/collections\/regulators\" style=\"color:#2563eb;text-decoration:none;\"\u003e→ Air Regulators\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n","brand":"LE LEMATEC","offers":[{"title":"Default Title","offer_id":37800931852460,"sku":"2D-RV0T-JMF9","price":10.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/files\/le-lematec-ai-112-1-air-compressor-swivel-connector-quick-connect-hero_webp.jpg?v=1772523006"},{"product_id":"15pcs-air-compressor-fittings-hose-kit-1-4-npt-quick-connects","title":"15-Piece Quick Connect Air Compressor Fitting Kit - Professional Grade Brass NPT Connections Set with Storage Case","description":"\u003cdiv class=\"pat-quick-facts\" data-pat-added=\"2026-05-13\" style=\"margin-bottom:18px;padding:14px 16px;background:#f8fafc;border-radius:10px;border:1px solid #e2e8f0;\"\u003e\n\u003cdiv style=\"font-size:0.85em;color:#64748b;font-weight:600;text-transform:uppercase;letter-spacing:0.05em;margin-bottom:10px;\"\u003eQuick Facts\u003c\/div\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin-bottom:12px;\"\u003e\n\u003cspan style=\"background:#dbeafe;color:#1e40af;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003e15 pieces\u003c\/span\u003e\u003cspan style=\"background:#dcfce7;color:#166534;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003e1\/4\" NPT\u003c\/span\u003e\u003cspan style=\"background:#fef3c7;color:#a16207;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003eSolid brass\u003c\/span\u003e\u003cspan style=\"background:#ccfbf1;color:#115e59;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003eMilton M-style\u003c\/span\u003e\u003cspan style=\"background:#f1f5f9;color:#334155;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003eStorage case\u003c\/span\u003e\u003cspan style=\"background:#fae8ff;color:#86198f;padding:6px 14px;border-radius:20px;font-size:0.9em;font-weight:600;display:inline-block;white-space:nowrap;\"\u003eLe Lematec\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"font-size:0.95em;color:#475569;line-height:1.5;\"\u003e\n\u003cstrong style=\"color:#0f172a;\"\u003eBest for:\u003c\/strong\u003e Connecting any 1\/4\" NPT air tool to your compressor — couplers, plugs, hose adapters, and Teflon tape, all in one universal kit.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003eA complete 15-piece air-compressor fittings kit in a single storage case: solid-brass quick-connect couplers, male and female plugs, NPT adapters, and Teflon tape. Milton M-style (Type D\/I\/M) profile, the most common standard in North America, so it pairs with virtually every home and shop compressor on the market.\u003c\/p\u003e\n\u003cdiv class=\"compatible-with\" style=\"margin-top:20px;padding:18px;background:#eff6ff;border:1px solid #3b82f6;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#1d4ed8;font-size:1.1em;\"\u003eCompatible With\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir compressors\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAll compressors with 1\/4\" NPT outlets (use a 3\/8\"-to-1\/4\" adapter if needed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir tools\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eAll pneumatic tools with 1\/4\" NPT inlets — impact wrenches, ratchets, sanders, blow guns, nailers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eAir hoses\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eStandard 1\/4\" ID air hoses with NPT threads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;color:#1e40af;vertical-align:top;white-space:nowrap;\"\u003eQuick-connect system\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;color:#1e3a5f;\"\u003eMilton M-style (Type D\/I\/M industrial profile)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"whats-in-box\" style=\"margin-top:20px;padding:18px;background:#fefce8;border:1px solid #eab308;border-radius:10px;\"\u003e\n\u003ch3 style=\"margin-top:0;color:#a16207;font-size:1.1em;\"\u003eWhat’s in the Box\u003c\/h3\u003e\n\u003cul style=\"margin:0;padding-left:20px;\"\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e2 brass quick-connect couplers (female)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e3 male plugs (1\/4\" NPT)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e3 female plugs (1\/4\" NPT)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e5 male-to-male NPT connectors\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003e2 rolls of Teflon thread tape\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eOrganized storage case\u003c\/li\u003e\n\u003cli style=\"margin-bottom:4px;color:#78350f;\"\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete 15-piece set:\u003c\/strong\u003e Every coupler, plug, and adapter needed to connect compressor, hose, and tools — no missing pieces, no follow-up trips to the hardware store.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSolid brass construction:\u003c\/strong\u003e Corrosion-resistant, handles repeated connect\/disconnect cycles without wear, and seals tighter than plated-steel equivalents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMilton M-style (1\/4\" NPT):\u003c\/strong\u003e The most common industrial profile in North America — fits virtually all major brands including Milton, Foster, ARO, Campbell Hausfeld, and DeWalt.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuick-connect convenience:\u003c\/strong\u003e Snap-in connections for instant tool changes — no wrenches, no fumbling with threaded fittings during a busy shop day.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTeflon tape included:\u003c\/strong\u003e Two rolls cover the threaded NPT joints with the right sealing layer count from the start.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage case:\u003c\/strong\u003e Keeps every piece sorted and portable — drop it in the truck or under the bench.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%;border-collapse:collapse;margin-top:8px;\"\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;vertical-align:top;white-space:nowrap;border-bottom:1px solid #e2e8f0;\"\u003eMaterial\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\"\u003eSolid brass (fittings) + steel (spring\/internal components)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;vertical-align:top;white-space:nowrap;border-bottom:1px solid #e2e8f0;\"\u003eConnection size\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\"\u003e1\/4\" NPT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;vertical-align:top;white-space:nowrap;border-bottom:1px solid #e2e8f0;\"\u003eQuick-connect style\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\"\u003eMilton M-style (Type D\/I\/M industrial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;vertical-align:top;white-space:nowrap;border-bottom:1px solid #e2e8f0;\"\u003ePieces\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;border-bottom:1px solid #e2e8f0;\"\u003e15 (couplers, plugs, connectors, tape)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:6px 12px 6px 0;font-weight:600;vertical-align:top;white-space:nowrap;\"\u003eStorage\u003c\/td\u003e\n\u003ctd style=\"padding:6px 0;\"\u003eOrganized hard case included\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch3\u003eCommon Questions\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eWill these fittings work with my compressor?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eIf your compressor has 1\/4\" NPT outlets, yes — that covers the vast majority of home and pro shop compressors. If your compressor uses 3\/8\" NPT, you will need a 3\/8\"-to-1\/4\" reducer (not included). Check the existing fitting on your compressor; if it’s a 1\/4\" brass fitting like the ones in this set, you are good to go.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eWhat’s the difference between a coupler and a plug?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eA coupler is the female quick-connect that stays on your air line and accepts a plug. A plug is the male quick-connect that screws into your air tool. Pushing the plug into the coupler creates an instant, sealed air connection. This kit includes both ends so you can build your full system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eDo I need Teflon tape on quick-connect fittings?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eUse Teflon tape on the threaded NPT joints where fittings screw into your compressor, tools, or hose. Wrap 2–3 layers clockwise on the male threads before tightening. Do NOT use tape on the quick-connect coupling surfaces themselves — those seal mechanically with an internal O-ring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eWhat’s the difference between industrial and automotive quick-connect styles?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eIndustrial (Milton M-style) and automotive (Milton I\/M or T-style) quick-connects have different coupling profiles and are NOT interchangeable. This kit uses the industrial M-style profile, which is the dominant standard in North American shops. If your existing fittings are automotive, replace them with this kit to standardize.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eWill brass fittings hold up to daily shop use?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eYes — brass is the preferred material for high-cycle pneumatic fittings. It resists corrosion, will not gall on repeated connect\/disconnect cycles, and outlasts zinc-plated steel by years in humid or oily shop environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\" style=\"margin-bottom:14px;\"\u003e\n\u003cp style=\"margin:0 0 4px 0;font-weight:600;color:#1e293b;\"\u003eHow do I set up a multi-tool air system with this kit?\u003c\/p\u003e\n\u003cp style=\"margin:0;color:#475569;\"\u003eInstall a coupler on the compressor’s outlet, run your hose to a manifold or wye fitting near the bench, and put a coupler at each drop point. Screw a plug into each tool. Now you can swap tools in seconds without disconnecting the main line. The kit gives you enough pieces to set up a typical 2–3 tool shop.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n{\n\"@context\":\"https:\/\/schema.org\",\n\"@type\":\"FAQPage\",\n\"mainEntity\":[\n{\"@type\":\"Question\",\"name\":\"Will these fittings work with my compressor?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"If your compressor has 1\/4-inch NPT outlets, yes. That covers the vast majority of home and shop compressors. If your compressor uses 3\/8-inch NPT, you will need a 3\/8-to-1\/4 reducer (not included).\"}},\n{\"@type\":\"Question\",\"name\":\"What is the difference between a coupler and a plug?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"A coupler is the female quick-connect that stays on your air line and accepts a plug. A plug is the male quick-connect that screws into your air tool. Pushing the plug into the coupler creates an instant, sealed air connection. This kit includes both ends.\"}},\n{\"@type\":\"Question\",\"name\":\"Do I need Teflon tape on quick-connect fittings?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Use Teflon tape on the threaded NPT joints where fittings screw into the compressor, tools, or hose. Wrap 2 to 3 layers clockwise on the male threads. Do not use tape on the quick-connect coupling surfaces themselves; those seal mechanically with an internal O-ring.\"}},\n{\"@type\":\"Question\",\"name\":\"What is the difference between industrial and automotive quick-connect styles?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Industrial (Milton M-style) and automotive (Milton I\/M or T-style) quick-connects have different coupling profiles and are NOT interchangeable. This kit uses the industrial M-style profile, the dominant standard in North American shops.\"}},\n{\"@type\":\"Question\",\"name\":\"Will brass fittings hold up to daily shop use?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Yes. Brass is the preferred material for high-cycle pneumatic fittings. It resists corrosion, will not gall on repeated connect\/disconnect cycles, and outlasts zinc-plated steel in humid or oily shop environments.\"}},\n{\"@type\":\"Question\",\"name\":\"How do I set up a multi-tool air system with this kit?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Install a coupler on the compressor's outlet, run hose to a manifold or wye fitting near the bench, and put a coupler at each drop point. Screw a plug into each tool. The kit includes enough pieces to set up a typical 2 to 3 tool shop.\"}}\n]\n}\n\u003c\/script\u003e\n\u003ch3\u003eRelated Guides\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-hose-fittings-quick-couplers-npt-guide\"\u003eAir Hose Fittings \u0026amp; Quick Couplers Explained\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/air-compressor-fittings-types-sizes-compatibility-guide\"\u003eFittings Types \u0026amp; Compatibility Guide\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/how-to-choose-air-hose-size-guide\"\u003eHow to Choose Air Hose Size\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/blogs\/news\/quick-connects-for-air-tools-pick-the-right-fit\"\u003eQuick Connects: Pick the Right Fit\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cdiv class=\"pat-related-content\" data-pat-added=\"2026-05-13\" style=\"margin-top:20px;padding:20px;background:#f8fafc;border-radius:10px;border:1px solid #cbd5e1;\"\u003e\n\u003ch3 style=\"margin-top:0;margin-bottom:14px;color:#0f172a;font-size:1.15em;\"\u003eRelated Products \u0026amp; Categories\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:24px;\"\u003e\n\u003cdiv style=\"flex:1 1 240px;min-width:200px;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:600;color:#334155;\"\u003eComplete your setup\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:18px;color:#475569;list-style:disc;\"\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/products\/air-filter-regulator-compressor-oil-water-separator-combo-with-gauge\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eAI303-R1 Filter Regulator with Gauge\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/products\/air-compressor-vacuum-kit\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eVacuum \u0026amp; Blower Kit\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/products\/digital-air-regulator-gauge-dar01b\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eDAR01B Digital Air Regulator\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 240px;min-width:200px;\"\u003e\n\u003cp style=\"margin:0 0 10px 0;font-weight:600;color:#334155;\"\u003eBrowse categories\u003c\/p\u003e\n\u003cul style=\"margin:0;padding-left:18px;color:#475569;list-style:disc;\"\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/collections\/accessories\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eAir Accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin-bottom:6px;\"\u003e\u003ca href=\"\/collections\/regulators\" style=\"color:#1d4ed8;text-decoration:none;font-weight:500;\"\u003eAir Regulators\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"LE LEMATEC","offers":[{"title":"Default Title","offer_id":42292351795372,"sku":"NI-6047-LD4U","price":20.47,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/files\/le-lematec-15-pc-air-compressor-hose-fitting-kit-brass-connectors-hero_webp.jpg?v=1771304780"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0526\/3697\/5276\/collections\/69852e9022e83586830e21621826e549.jpg?v=1780028101","url":"https:\/\/proairtools.com\/collections\/air-compressor-fittings.oembed","provider":"Pro Air Tools ","version":"1.0","type":"link"}