

Trailer Spring Brake Valve - Replaces 51321X
Part no.
51321RX
item status
Active
Product line
Reman
Remanufactured TRAMEC Sensing Trailer Emergency Valve (STEV) - CoreFree
- To Assure Adequate Supply is Available from the Tractor
- The logic of the STEV valve assures that the trailer parking brakes will not release before there is sufficient air pressure in the reservoir to apply service brakes.

Technical specs
Reservior | 3/4 NPT |
Delivery | 3/8 NPT |
Control | 1/4 NPT |
Supply | 1/4 NPT |
Priority | Service Brake |