{"product_id":"3-8ft-od-x-100ft-black-sae-j844-nylon-air-brake-tubing-dot-approved","title":"3\/8ft OD x 100ft Black SAE J844 Nylon Air Brake Tubing - DOT Approved","description":"\u003cp\u003eIn this review of the 3\/8' OD x 100' black SAE J844 nylon air brake tubing, the bottom line is simple: it is a practical, DOT-approved replacement hose for trailer and truck air systems that balances durability and value. The review is aimed at mechanics, fleet owners, and DIYers who need a long run of reliable air line that tolerates cold starts and road exposure. The single biggest reason to buy is the combination of SAE J844 compliance and a wide operating temperature range, which makes it usable in demanding environments without needing frequent replacement.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize and length:\u003c\/strong\u003e Each roll is 100 ft of nominal 3\/8' O.D. tubing, providing long runs from a single piece to reduce fittings and leak points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandards compliance:\u003c\/strong\u003e Meets or exceeds SAE J844 and DOT requirements, so it is suitable for air brake systems where compliance matters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e Rated for use from -40 F up to 200 F, offering cold weather flexibility and reliable performance in hot under-hood conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemical and UV resistance:\u003c\/strong\u003e Resistant to UV, gasoline, diesel, and cleaning chemicals, which helps the tubing survive common roadside exposures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure capability:\u003c\/strong\u003e Designed to work with compression fittings and operate up to 150 PSI in airbrake systems, meeting typical system needs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePack quantity:\u003c\/strong\u003e Sold as a 2-pack of identical 100 ft rolls, giving extra material for multiple vehicles or spares.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis tubing is for vehicle owners, small fleet managers, and professional mechanics who need DOT-compliant air brake line that covers long runs without joints. It suits trailer owners and trucks where a durable, weather-resistant line is required and where compatibility with compression fittings matters.\u003c\/p\u003e\n\u003cp\u003eIt is not intended for use as a fuel line or in applications that require reinforced hydraulic hose or specialty fittings. If a more flexible hose is essential for very tight, intricate routing or for non-air applications, a different product designed specifically for those needs should be considered.\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\u003eMeets SAE J844 and DOT standards, ensuring regulatory compliance for air brake systems.\u003c\/li\u003e\n\u003cli\u003eWide temperature range and UV\/chemical resistance improve longevity in varied climates.\u003c\/li\u003e\n\u003cli\u003eLong 100 ft rolls and a 2-pack format offer good value and fewer joints on installations.\u003c\/li\u003e\n\u003cli\u003eWorks with standard compression fittings and is rated for typical airbrake pressures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSeveral users report the tubing can be quite stiff, which may complicate routing in tight spaces.\u003c\/li\u003e\n\u003cli\u003eNot designed for fuel applications, so its use is limited to pneumatic systems only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMytee Products\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel pack\u003c\/td\u003e\n\u003ctd\u003e2 pack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSize\u003c\/td\u003e\n\u003ctd\u003eNominal O.D. 3\/8' with 0.062' wall\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e100 ft per roll\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards\u003c\/td\u003e\n\u003ctd\u003eMeets or exceeds SAE J844 (Type A \u0026amp; B) and DOT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating temperature\u003c\/td\u003e\n\u003ctd\u003e-40 F to 200 F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated pressure\u003c\/td\u003e\n\u003ctd\u003eDesigned to operate up to 150 PSI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe 3\/8' x 100' SAE J844 nylon tubing is a sensible, cost-effective choice for anyone needing DOT-compliant air brake line that stands up to cold, heat, and common roadside chemicals. It offers good value in a 2-pack and reduces fittings with long continuous lengths, though installers should be prepared to manage its firmer feel when routing tight bends.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this tubing be used with compression fittings?\u003c\/strong\u003e\u003cbr\u003eYes, it is designed for use with compression fittings and meets DOT requirements for that use.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this tubing safe for fuel or oil lines?\u003c\/strong\u003e\u003cbr\u003eNo, it is not made for fuel; it is intended for pneumatic airbrake systems only.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat temperature range does it tolerate?\u003c\/strong\u003e\u003cbr\u003eThe tubing is rated from -40 F up to 200 F, suitable for cold climates and hot engine areas.\u003c\/p\u003e","brand":"Mytee Products","offers":[{"title":"Default Title","offer_id":48226173518043,"sku":"B09SK8MDB7","price":94.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/51dXenkalwL._AC_SL1500.jpg?v=1770752254","url":"https:\/\/gearmusthave.com\/products\/3-8ft-od-x-100ft-black-sae-j844-nylon-air-brake-tubing-dot-approved","provider":"GearMustHave","version":"1.0","type":"link"}