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Aoke Auto Parts provides a full range of pneumatic and air brake fittings designed for trucks, trailers, industrial machinery, automation systems, and air compressor lines. Our fitting family includes Straight, Elbow, Tee, Y, Bulkhead, Valves & Flow Control, Reducer/Specialty, and Inch Push-In fittings — engineered for leak-free sealing, fast installation, and high vibration resistance with PA, PU, and PE tubing.

Aoke Auto Parts offers a full range of precision-engineered pneumatic fittings and accessories designed for air brake systems, automation machinery, air tools, compressors, trucks, trailers, and industrial equipment.

Our fittings ensure:

  • ✔ Leak-free tube connections

  • ✔ Fast push-in installation

  • ✔ High vibration resistance

  • ✔ Compatibility with PA, PU, and PE tubing

  • ✔ Support for Metric, BSP, NPT, and Inch tubing standards

  • ✔ Long service life in harsh environments

Below is the complete fitting family — organized for quick navigation and clarity. Each category includes detailed pages, specifications, and technical explanations.


1️⃣ Straight Fittings

Male Straight | Female Straight | Bulkhead Straight | Union Straight

🔗 Link: /fittings/straight-fittings

✔ Most commonly used fitting type
✔ Tube-to-thread or tube-to-tube connections
✔ Wide thread range: Metric / BSP / NPT / Inch
✔ Ideal for brake lines, manifolds, cylinders, and valves


2️⃣ Elbow Fittings

Male Elbow | Female Elbow | Long Elbow | Universal / Swivel Elbow

🔗 Link: /fittings/elbow-fittings

✔ 90° routing for tight spaces
✔ Prevents tube bending and kinking
✔ Available in long-body and swivel designs
✔ Ideal for truck chassis, automation lines, machinery frames


3️⃣ Tee Fittings

Male Tee | Branch Tee | Union Tee | Reducer Tee

🔗 Link: /fittings/tee-fittings

✔ 3-way air distribution
✔ Tube-to-thread or tube-to-tube
✔ Strong sealing against vibration
✔ For industrial manifolds, trailers, automation circuits


4️⃣ Y Fittings

Union Y | Branch Y | Reducer Y

🔗 Link: /fittings/y-fittings

✔ Lower airflow resistance than Tee fittings
✔ Smooth directional splitting
✔ Best for fast-acting pneumatic systems
✔ Ideal for robotics & high-speed automation


5️⃣ Bulkhead Fittings

Bulkhead Straight | Bulkhead Elbow | Bulkhead Union

🔗 Link: /fittings/bulkhead-fittings

✔ Panel-mount design
✔ Safe routing through walls, cabinets, frames
✔ Anti-vibration design with lock nut
✔ Ideal for trucks, compressors, control panels


6️⃣ Valves & Flow Control

Hand Valves | Check Valves | Flow Control (Throttle Valves)

🔗 Link: /fittings/valves-flow-control

✔ Regulates air direction, pressure, and speed
✔ Prevents backflow in air brake circuits
✔ Controls cylinder motion in automation
✔ Essential for safety and precision


7️⃣ Reducer & Specialty Fittings

Reducer Straight | Reducer Tee/Y | Multi-Port Connectors

🔗 Link: /fittings/reducer-specialty

✔ Mixed tubing size transitions
✔ OEM multi-port adapters
✔ Compact airflow routing
✔ Used widely in industrial and custom installations


8️⃣ Inch Push-In Fittings

1/4″, 5/16″, 3/8″, 1/2″ tubing | NPT/BSP/UNF threads

🔗 Link: /fittings/inch-fittings

✔ Designed for U.S. & Canadian markets
✔ Perfect for DOT auxiliary air circuits
✔ Compatible with American pneumatic machinery
✔ Imperial tube + NPT thread combinations


Why Choose Aoke Fittings?

  • Full-size range: 4–16 mm & 1/4″–1/2″

  • Advanced sealing: NBR or FKM O-rings

  • Strong materials: nickel-plated brass / PBT / PA / stainless options

  • Zero-leak performance under vibration & pressure

  • Wide compatibility with major global standards

  • OEM & custom production available