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 7035-00-803-3056
NSN 6620-00-951-0153
NSN 5985-01-549-9398
NSN 5975-01-554-5388
NSN 5950-01-221-6750
NSN 5990-00-412-4411
NSN 5999-01-010-8601
NSN 5975-00-453-7381
NSN 4140-01-056-4453
NSN 5990-01-459-9533
NSN 6135-00-170-8819
NSN 6645-01-250-2702