{"product_id":"32-pcs-brass-dot-air-brake-line-fittings-assortment-durable-dot","title":"32 Pcs Brass DOT Air Brake Line Fittings Assortment - Durable DOT","description":"\u003cp\u003eIn this review the 32 Pcs Brass DOT Air Brake Line Fittings Assortment is examined for truck owners and industrial users who need a dependable push-to-connect fittings kit. The bottom line: this kit is best for technicians and DIY mechanics who want a DOT-compliant, corrosion-resistant assortment of brass connectors that install quickly and tolerate a wide temperature range. The reviewer found the CA360 brass construction and pre-applied red sealant to be the single biggest reasons to buy, since those features reduce leaks and provide long-term durability in air brake and pneumatic systems.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCA360 brass construction:\u003c\/strong\u003e Offers corrosion resistance and high temperature ductility for long service life in brake and pneumatic systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDOT compliant:\u003c\/strong\u003e Meets D.O.T. FMVSS 571.106 and SAE J1131 standards, making it suitable for semi truck and trailer brake lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e32-piece assortment:\u003c\/strong\u003e Includes straight male, 90 elbow, tee and union connectors in 1\/4', 3\/8' and 1\/2' sizes to cover common repair needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-applied red sealant:\u003c\/strong\u003e Precision NPT male threads come sealed to reduce assembly time and help prevent leaks at threaded joints.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePush-to-connect design:\u003c\/strong\u003e Tubing installs quickly and can be removed when service is required, saving time on repairs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide operating range:\u003c\/strong\u003e Rated from vacuum to 250 psi and -40 F to +200 F for varied working conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe kit is aimed at professional mechanics, fleet maintenance shops and experienced DIYers who repair semi truck or trailer air brake systems and need DOT-rated fittings on hand. It suits users who work with copper tubing or compatible pneumatic tubing and appreciate the convenience of push-to-connect fittings for fast replacements.\u003c\/p\u003e\n\u003cp\u003eIt may be less appropriate for casual homeowners who only need a single fitting or who use tubing types not recommended by the tubing manufacturer; those buyers should purchase specific fittings in the exact thread or tube size they require rather than a mixed assortment.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDOT compliance and CA360 brass provide reliability and resistance to corrosion in brake applications.\u003c\/li\u003e\n\u003cli\u003eComprehensive 32-piece set covers straight, elbow, tee and union connectors in three OD sizes.\u003c\/li\u003e\n\u003cli\u003ePre-applied red sealant on NPT threads reduces initial leak risk and speeds installation.\u003c\/li\u003e\n\u003cli\u003ePush-to-connect fittings allow fast tube insertion and removal for serviceability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eThe assortment may include sizes some users do not need, so it is bulkier than buying individual fittings.\u003c\/li\u003e\n\u003cli\u003eWorking limits depend on the tubing manufacturer recommendations, so compatibility checks are still required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eCA360 brass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eD.O.T. FMVSS 571.106, SAE J1131\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContents\u003c\/td\u003e\n\u003ctd\u003e32 pcs: straight, 90 elbow, tee, union connectors (1\/4', 3\/8', 1\/2' OD)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePressure Range\u003c\/td\u003e\n\u003ctd\u003eVacuum to 250 psi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e-40 F to +200 F (-40C to +93C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Seal\u003c\/td\u003e\n\u003ctd\u003ePre-applied red sealant on NPT male threads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 32 Pcs Brass DOT Air Brake Line Fittings Assortment is a practical, DOT-compliant kit for truck and industrial pneumatic repairs; its CA360 brass parts and pre-sealed threads make leak-prone jobs simpler. For professionals and serious DIYers who need a ready supply of push-to-connect fittings across 1\/4', 3\/8' and 1\/2' sizes, it represents good value. Buyers should confirm tubing compatibility and be prepared for some unused pieces in a mixed assortment.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAre these fittings DOT approved?\u003c\/strong\u003e\u003cbr\u003eYes, the fittings meet D.O.T. FMVSS 571.106 and SAE J1131 standards for air brake applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat tubing can I use with these push-to-connect fittings?\u003c\/strong\u003e\u003cbr\u003eThey are intended for compatible air system tubing such as copper and other tubing types recommended by the tubing manufacturer; always verify tubing pressure and temperature ratings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo the threaded joints need additional sealant?\u003c\/strong\u003e\u003cbr\u003eThe NPT male threads have pre-applied red sealant to reduce leakage, but users may add compatible thread compound if desired for extra assurance.\u003c\/p\u003e","brand":"EilxMag","offers":[{"title":"Default Title","offer_id":48194292646107,"sku":"B0B1J5RVBK","price":64.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71L2VOMTbBL._AC_SL1500.jpg?v=1770367177","url":"https:\/\/gearmusthave.com\/products\/32-pcs-brass-dot-air-brake-line-fittings-assortment-durable-dot","provider":"GearMustHave","version":"1.0","type":"link"}