Description

Overview

The Bendix D2 Governor Valve High Temperature controls compressor cut-in and cut-out pressure in heavy vehicle air systems. Consequently, it helps maintain safe reservoir pressure while the compressor runs continuously. The compact governor suits trailer air systems and, importantly, it is designed for dependable operation in demanding conditions.

Features

• Adjustable cut-in/cut-out within the D-2 operating range for consistent pressure control
• High temperature O-rings and protective cover for durability in harsh environments
• Three 1/8-27 NPT unloader ports and three 1/8-27 NPT reservoir ports for flexible plumbing
• Supplied with gasket for straightforward installation

Specifications and Materials

Typical pressure range 100–120 psi; thread sizes 1/8-27 NPT for reservoir, unloader and exhaust ports; direct or remote mounting as required. Part number: OR275491X.
For technical details on operation, servicing and porting, see the official Bendix D-2 governor service data.

Compatibility and Fitment

This valve suits trailers and prime movers using a D-2 style air compressor governor. Verify thread sizes and pressure settings on your system before installation to ensure correct operation.

Compliance and Safety

After installation, build system pressure and confirm the governor cuts out and cuts in at the specified values. Additionally, test for leaks and confirm the exhaust vent remains unobstructed. Always follow workshop safety procedures.

Trailer Applications

Use on semi-trailers and converter dollies that require reliable compressor control. It is also suitable when replacing worn or leaking D-2 governors during brake system servicing.

Why Choose ICS Trailers

We supply quality components with careful product verification, so you can install with confidence. Our support team can assist with selection and fitment. Browse Air Brake Parts at ICS Trailers