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 5985-01-390-5410
NSN 5999-01-571-3041
NSN 5930-01-599-9090
NSN 6620-01-088-1272
NSN 5930-00-231-3800
NSN 2925-00-989-0523
NSN 6135-00-950-2669
NSN 5905-01-344-3513
NSN 5920-01-364-1866
NSN 6220-00-079-0851
NSN 5985-01-079-9120
NSN 6110-01-099-6893