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 5915-00-391-5735
NSN 5996-01-237-9644
NSN 4140-01-578-6088
NSN 6645-01-244-4881
NSN 5990-01-216-1276
NSN 5985-01-512-9882
NSN 5915-01-541-3957
NSN 6220-01-593-2713
NSN 5945-00-779-2946
NSN 6105-00-647-3955
NSN 5855-01-029-8733
NSN 5910-00-035-5534