9. Relief Valve Cartridge (1319-1885 PSI) for External By-Pass Relief Valve Option

Description & Features

This external relief valve cartridge is rated for 1319-1885 PSI and is designed for external by-pass relief valve options.

The External Relief Valve Cartridge is also known under catalog number C1MW34 and is an updated version from Ecc Brand Salami S.P.A.

SKU: R25001821

Supplier Part Number (MPN): R25001821

Alternate Part Numbers: C1MW34

Brand Salami S.P.A	Brand Salami S.P.A	Pack Size 1.00	UOM EA	Alternate Part Numbers Alternate Part Number C1MW34	Supplier Part Number R25001821	Product Weight 0.19 lbs

Question by: Peggy H on Jan 14, 2026, 5:13 PM

Just want to make sure, this relief valve cartridge will work as a replacement for the C1MW34 part?

Answer by: Customer Support on Jan 16, 2026, 6:29 AM

Yes, that's correct. The C1MW34 is an alternate part number for this external relief valve cartridge.