Morrison Bros. 158A Series 3 in. NPT Brass Vertical Check and Back Pressure Valve

Description

Single poppet one way check valve used to prevent backflow in supply lines or used as a prime holding valve in suction systems. NOTE: Opening pressure settings are approximate

Details

Soft seat
3 in. NPT threads
Thermal expansion available (25 or 50 psi approximate)
1/2 to 2 psi spring setting
Body: Brass
Cap: Brass
Plunger: Brass
Spring: Stainless steel
Discs: Nitrile Rubber
Expansion valve: Brass with Viton