Complies with mss sp-80; o/a lg 3.280 in.
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of copper having a pressure rating of 850 kpa or over
NSN 5965-01-512-1245
NSN 5950-01-451-4538
NSN 6150-00-233-6356
NSN 4140-00-222-2186
NSN 6220-01-278-0619
NSN 6105-00-969-4644
NSN 5910-01-324-5822
NSN 5975-00-139-5369
NSN 6650-00-830-7006
NSN 6650-00-410-3582
NSN 5930-01-641-5157
NSN 5855-00-832-9341