{"product_id":"cheemuii-50ft-1-4-dot-air-line-with-10pcs-1-4-brass-dot","title":"CheeMuii 50FT 1\/4\" DOT Air Line with 10Pcs 1\/4\" Brass DOT","description":"\u003cp\u003e\u003cstrong\u003eCheeMuii 50FT 1\/4\" DOT air line kit is a ready-to-install pneumatic hose and brass fitting set engineered for DOT-compliant vehicle air systems, air suspension, and general shop pneumatic connections.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eThis kit bundles a 50-foot length of 1\/4\" PA12 DOT-rated air hose with ten brass DOT fittings and a handful of installation accessories so you can repair, extend, or install pneumatic lines quickly. Each component is specified to meet D.O.T. FMVSS 571.106 and SAE J844\/J1131 where applicable, offering corrosion resistance, temperature tolerance and practical hardware for on-vehicle or workshop use.\u003c\/p\u003e\n\n\u003ch3\u003eHow does this kit meet DOT and SAE requirements?\u003c\/h3\u003e\n\u003cp\u003eThe hose and the brass fittings in this kit are manufactured from materials selected to comply with common DOT and SAE standards for vehicle air lines. The PA12 tubing and CA360 brass fittings resist heat, corrosion and pressure fluctuations encountered in automotive and heavy-equipment service.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003ePA12 (Polyamide 12) tubing meets D.O.T. FMVSS 571.106 and SAE J844 specifications.\u003c\/li\u003e\n  \u003cli\u003eCA360 brass fittings are produced to D.O.T. FMVSS 571.106 and SAE J1131 tolerances.\u003c\/li\u003e\n  \u003cli\u003eOperational temperature range listed from -40°F to +248°F (-40°C to +120°C).\u003c\/li\u003e\n  \u003cli\u003ePressure handling from vacuum up to 500 PSI (follow tubing manufacturer guidance).\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat parts are included and how do they speed installation?\u003c\/h3\u003e\n\u003cp\u003eThe kit contains a complete set of fittings and a few installation helpers so you don’t need to source extras. That makes it useful for patching leaks, extending runs, or adding inflation ports for air springs on trucks, trailers, RVs and other pneumatic systems.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e50 ft of 1\/4\" DOT-rated PA12 air line for long runs or multiple connections.\u003c\/li\u003e\n  \u003cli\u003eTwo brass tube tees, two straight unions, two straight push \u0026amp; NPT adapters, two 360° swivel elbows with NPT threads.\u003c\/li\u003e\n  \u003cli\u003eTwo 1\/4\" brass Schrader inflation valves with protective caps and one tube cutter plus Teflon tape for sealing threads.\u003c\/li\u003e\n  \u003cli\u003eComponents ready for field repair or workshop installation without extra fittings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs this hose durable enough for heavy-duty or outdoor use?\u003c\/h3\u003e\n\u003cp\u003eCheeMuii’s reinforced PA12 tubing and CA360 brass fittings emphasize strength and long life in demanding settings. The construction offers high impact and wear resistance along with flexibility so the line routes cleanly without kinking under normal service conditions.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eReinforced nylon tubing for higher working pressure and abrasion resistance.\u003c\/li\u003e\n  \u003cli\u003eBrass fittings with corrosion resistance and good high-temperature ductility.\u003c\/li\u003e\n  \u003cli\u003eSchrader valves include caps to protect against dirt and contaminants outdoors.\u003c\/li\u003e\n  \u003cli\u003eSuitable for truck, trailer, RV, industrial workshop, and garden equipment uses.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I use the included Schrader valves and fittings safely?\u003c\/h3\u003e\n\u003cp\u003eInstall the Schrader inflation valves where you need a manual inflation point for air springs or suspension bags, and seal threaded connections with the provided Teflon tape. Always depressurize the system before cutting or connecting tubing and follow recommended torque and thread engagement guidance for NPT fittings.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUse the tube cutter to produce clean, square cuts for push or barb fittings.\u003c\/li\u003e\n  \u003cli\u003eWrap NPT threads with the supplied Teflon tape for airtight seals.\u003c\/li\u003e\n  \u003cli\u003eHand-start threads, then tighten to recommended torque; avoid over-tightening.\u003c\/li\u003e\n  \u003cli\u003eCheck for leaks with soapy water after pressurization and before final routing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: This CheeMuii kit is intended for mechanics, fleet technicians, RV and truck owners, and DIYers who need a DOT-rated 1\/4\" air line solution with matching brass fittings. It’s especially useful when you want a single package that covers hose length, common connector types, inflation valves and basic installation tools for repairs or retrofits in vehicle air systems and general pneumatic applications.\u003c\/p\u003e\n\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can this hose handle vehicle air suspension pressures?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The DOT PA12 line and brass fittings are rated for vacuum to 500 PSI and meet DOT\/SAE specs, but follow the tubing manufacturer's pressure guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Are the Schrader valves included ready for outdoor use?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: They are brass with protective caps to resist corrosion and contamination, suitable for external inflation points on vehicles.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CheeMuii","offers":[{"title":"Default Title","offer_id":48087401332894,"sku":"B0D93YZZYR","price":39.48,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/cheemuii-front-packaging-and-hose.jpg?v=1785923379","url":"https:\/\/northtrailauto.ca\/products\/cheemuii-50ft-1-4-dot-air-line-with-10pcs-1-4-brass-dot","provider":"North Trail Auto","version":"1.0","type":"link"}