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 5835-01-501-0526
NSN 5999-01-181-5469
NSN 6685-01-212-2763
NSN 5935-01-290-3601
NSN 6650-01-415-5573
NSN 5950-01-293-0943
NSN 6320-01-583-6809
NSN 6650-00-585-2786
NSN 6110-01-550-0847
NSN 6105-00-108-1648
NSN 6220-01-659-7671
NSN 5985-01-288-0623