Water Relief Valve Repair Kit

Water Relief Valve Repair Kit

This is a genuine Humphrey seal repair kit, part number SRKQE45, for servicing pneumatic quick exhaust valves. It provides the necessary internal replacement seals and hardware to rebuild Humphrey QE4 (1/2") and QE5 (3/4") series valves. This maintenance is crucial for ensuring the proper function of the air-operated water system on rear discharge concrete mixers, preventing leaks and ensuring responsive valve action. The kit allows for cost-effective repair of existing valves rather than full replacement.

Key Features

• Direct replacement seal kit for Humphrey products.
• Repairs both QE4 (1/2") and QE5 (3/4") series quick exhaust valves.
• Includes all necessary internal seals for a complete valve rebuild.
• Restores valve performance in pneumatic control systems.

Fits These Mixers

McNeilus, Con-Tech, CBMW, Kimble. Fits Humphrey 1/2-inch (QE4) and 3/4-inch (QE5) quick exhaust valves, commonly found in the pneumatic control systems for water tanks on rear discharge concrete mixers.

All measurements ± standard manufacturing tolerance.

Product descriptions are drafted with automated tools and reviewed as time allows. While we work to keep them accurate, specifications and fitment should be confirmed with a Customer Service specialist at 800-745-3414 before purchase. Found an error? Let us know and we’ll fix it.