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Home / Products / D.O.T.AIR BRAKE NYLON TUBING

DOT Air Brake Nylon Tubing Fittings Wholesale

PRODUCT

contact us

  • +86-13456556036

  • [email protected]

  • No. 61, Fengye Road, Diankou Town, Zhuji City, Shaoxing City, Zhejiang Province, China

DOT Air Brake Nylon Tubing Fittings Manufacturers

  • Sleeve

    Sleeve

  • Nut

    Nut

  • Bulkhead Union

    Bulkhead Union

  • Tee

    Tee

  • Reducing Branch Tee

    Reducing Branch Tee

  • DOT- PUSH IN Elbow

    DOT- PUSH IN Elbow

  • Female Adapter

    Female Adapter

  • DOT- PUSH IN Male Adapter

    DOT- PUSH IN Male Adapter

  • Swivel Male Adapter

    Swivel Male Adapter

  • Male Elbow

    Male Elbow

  • Swivel Male Elbow

    Swivel Male Elbow

  • Female Elbow

    Female Elbow

Tube O.D 1/4 3/8 1/2 5/8 3/4
Thread Size-B 7/16-24 17/32-24 11/16-20 13/16-18 1-18
Typical Application: Air brake systems except where temperatures exceed +200° For where battery acid can drip on tubing.
Pressure: Maximum operating pressure of 150 PSI.
Vibration: Fair resistance.
Temperature Range: -40°F to +200°F (-40°C to +93°C).
Material: Contains lead *lead free
Used With: NT nylon tubing - SAE J844 Type A and B.
Tolerance: +/-0 .02 on all dimensions. Dimension data can change without notice.
Please call us when dimensions are critical
Advantages: Easy to assemble (no tube preparation or flaring required.) Built in tube support. Fittings Utilize a ribbed sleeve for compression and positive grip. May be used with copper tubing by replacing nut, sleeve and insert with long nut and spherical sleeve. Insert should be removed for copper tubing use.
Conformance meets specifications and standards of SAE and DOT FMVSS 571,106.
Assembly Instructions: .
1.Cut tubing to desired length.
2.Slide nut and then sleeve on tubing. Threaded end of nut“A" must face toward fitting body. 
3.Insert tubing into the preassembled fitting. Be sure tubing is bottomed in fitting.
Disassembling: Remove nut and pull tubing out of fitting body. Insert will remain in tubing.
Reassembly: Push tubing and insert into fitting body until it bottoms. Thread nut onto fitting body
Zhuji Xiangjia Machinery Co., Ltd. is professional China DOT Air Brake Nylon Tubing Fittings Manufacturers and OEM DOT Air Brake Nylon Tubing Fittings factory established in 2013, the company focuses on brass fittings, customized precision parts, we can provide economic and efficient machining solutions and quality products for customers' project needs, and achieve win-win situation with professional technology and processing ability. The company has passed the certificate: Xiangjia Machinery has passed the IATF 16949:2016 system certification, and is a professional manufacturer of brass fittings, AIR BRAKE HOSE ASSEMBLIES, stainless steel fittings, ISO 9001 & ISO 14001 system certification, DOT, AMECA product certification.
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Industry Knowledge Extension

Applications of DOT Air Brake Nylon Tubing Fittings
DOT air brake nylon tubing fittings have a wide range of applications within the transportation industry. These fittings play a crucial role in air brake systems, ensuring reliable and safe operation in various commercial vehicles. 
Trucks: DOT air brake nylon tubing fittings are extensively used in trucks, including semi-trucks, delivery trucks, and dump trucks. These fittings provide secure connections for the nylon tubing in the air brake systems, enabling effective braking control and ensuring the safety of both the vehicle and its cargo.
Buses: Whether it's city buses, school buses, or long-distance coaches, DOT air brake nylon tubing fittings are essential components in the air brake systems of buses. These fittings ensure reliable braking performance, allowing for smooth operation and safe transportation of passengers.
Trailers: In the case of trailers, including cargo trailers, utility trailers, and recreational trailers, DOT air brake nylon tubing fittings are crucial for connecting the air brake system to the towing vehicle. The fittings ensure proper air pressure transmission, enabling synchronized braking between the towing vehicle and the trailer.
Commercial Vehicles: DOT air brake nylon tubing fittings find application in a wide range of commercial vehicles, such as delivery vans, tow trucks, construction vehicles, and agricultural machinery. These fittings provide secure connections for the air brake systems, ensuring reliable braking control and safe operation in diverse work environments.
RVs and Motorhomes: Recreational vehicles (RVs) and motorhomes often utilize air brake systems for improved braking performance. DOT air brake nylon tubing fittings are used to connect the air brake components in these vehicles, ensuring safe and efficient braking during travel.
Fleet Maintenance and Repair: DOT air brake nylon tubing fittings are vital in maintenance and repair operations for commercial vehicle air brake systems. When replacing damaged or worn-out fittings, these fittings are used to ensure the proper functioning of the braking system, contributing to the overall safety and reliability of the fleet.