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 steel
NSN 6150-00-806-0931
NSN 5855-01-020-7982
NSN 5930-01-080-2551
NSN 6240-01-054-0067
NSN 5910-01-443-0105
NSN 5855-00-446-5921
NSN 6240-01-456-5410
NSN 5835-01-123-8305
NSN 6135-01-235-4168
NSN 5975-01-398-1080
NSN 5910-01-063-0520
NSN 6645-01-076-4655