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Panel-mount bulkhead pneumatic fittings designed for secure tube routing through walls and enclosures. Available in Straight, Elbow, and Union variations for trucks, trailers, automation equipment, and industrial air systems.

Safe & Organized Through-Panel Routing

Passing an air line through a sheet metal panel or machine enclosure can be risky—vibration can cause the tube to chafe against the hole, leading to leaks. Victory Technology’s Bulkhead Push-In Fittings solve this by creating a rigid, static pass-through point. The fitting locks onto the panel, isolating the tubing from movement and wear.

Explore Our Bulkhead Configurations:

1️⃣ Bulkhead Union (APM / PM Series)

  • Type: Tube-to-Tube (Straight).

  • Function: Connects two tubes of the same size through a panel.

  • Use: Ideal for passing long air lines through truck chassis rails or separating internal/external machine circuits.

2️⃣ Bulkhead Straight (APMF / PMF Series)

  • Type: Tube-to-Female Thread.

  • Function: Allows you to mount a threaded component (like a gauge or valve) on one side of a panel, with a push-in tube connection on the other.

3️⃣ Bulkhead Elbow (APML / PML Series)

  • Type: Tube-to-Thread (90°).

  • Function: A right-angle pass-through.

  • Use: Perfect for tight spaces behind control panels where the tube needs to turn 90° immediately after exiting the wall.

Why Choose Victory Bulkhead Fittings?

  • Vibration Resistant: The integrated Locking Nut ensures the fitting stays tight even on heavy-duty trucks and agricultural machinery.

  • Versatile Mounting: Compatible with panels of various thicknesses.

  • Wide Compatibility: Works seamlessly with PA (Nylon), PU, and PE tubing. Thread options include Metric, BSP (G/R), and NPT.


🧰 Technical Specifications (Series Overview)

Feature Specification
Product Series Bulkhead Push-In (PM / PMF / PML)
Material Nickel-Plated Brass / PBT Polymer
Tubing Size Metric (4, 6, 8, 10, 12, 16mm) & Imperial (1/4″ – 1/2″)
Thread Standards Metric, NPT, BSPP, BSPT
Mounting Includes Hex Locking Nut
Working Pressure 0 – 150 PSI (1.0 MPa)
Application Panel Mount, Chassis Routing

❓ Frequently Asked Questions (FAQ)

Q: What is the difference between Bulkhead Union and Bulkhead Straight?

A: A Bulkhead Union (PM) connects tubing on both sides of the panel. A Bulkhead Straight (PMF) typically has a female thread on one side and tubing on the other, allowing you to screw in a gauge or valve.

Q: Can these handle truck vibrations?

A: Yes. They are specifically designed for high-vibration environments like semi-truck chassis and industrial machinery. The locking nut prevents the fitting from loosening.

Q: Do you have these for Imperial tubing?

A: Yes, we offer bulkhead fittings for 1/4″, 3/8″, and 1/2″ tubing with NPT threads for the North American market.


📦 Factory Direct Packaging (B2B)

  • Bulk Bags: 50/100 pcs per bag.

  • Kit Options: Can be packaged with corresponding O-rings or washers.

  • Labeling: Clear size identification (e.g., “Bulkhead Union 8mm”).


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