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 6130-01-339-5504
NSN 6150-01-152-4444
NSN 6610-01-141-7014
NSN 6685-01-461-0567
NSN 5975-01-530-4151
NSN 5996-00-552-1406
NSN 5905-01-004-0863
NSN 6610-01-194-5384
NSN 5996-01-069-5027
NSN 6620-01-502-7105
NSN 5925-01-208-7687
NSN 6645-01-621-8564