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 4140-01-548-1171
NSN 4140-01-596-2105
NSN 5920-01-425-7496
NSN 5985-01-359-7376
NSN 6320-01-029-4220
NSN 6320-00-343-1798
NSN 5975-01-429-2967
NSN 5855-01-602-9653
NSN 6240-01-633-9357
NSN 5925-01-116-1794
NSN 5950-00-368-4671
NSN 2925-01-236-3547