Description
This seal, dump valve is a direct-fit replacement for Wagner part 294499, used in Amspray 3500 (Piston series), Glidden ICI 500 SE, SprayTech 1025. It installs in the original position with no modification.
Common reasons this seal, dump valve is replaced:
- Leaking at the seal, gland, or mating face
- Pressure loss during operation
- Hardening, cracking, or flattening with age
- Routine replacement during a pump or gun rebuild
Manufactured to OEM-equivalent dimensions for proper fit and performance. Compatible equipment models are listed in the Compatible Equipment section below, where available.









