Check valve, wafer type, type PA-38, steel
Type PA-38.444.N:
body: steel zinc-plated, disc: steel zinc-plated
Type PA-38.444.N: seal: NBR (standard) Type PA-38.444.V: seal: Viton
Type PA-38.444.P: seal: PTFE Type PA-38.444.M: seal: metal
Type PA-38.444.N:
body: steel zinc-plated, disc: steel zinc-plated
Type PA-38.444.N: seal: NBR (standard) Type PA-38.444.V: seal: Viton
Type PA-38.444.P: seal: PTFE Type PA-38.444.M: seal: metal