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 5999-00-235-0214
NSN 5996-01-351-6181
NSN 5895-01-526-5768
NSN 6620-01-335-2443
NSN 6610-01-440-4314
NSN 5985-01-304-8855
NSN 6645-01-554-0609
NSN 5915-00-158-9063
NSN 5950-00-258-4445
NSN 6240-00-957-5724
NSN 6645-00-679-8203
NSN 6320-00-553-8427