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 6220-00-587-3431
NSN 5960-01-518-4440
NSN 5905-01-483-1701
NSN 5950-01-209-8455
NSN 5998-01-333-0000
NSN 6135-01-093-7426
NSN 5920-00-660-6998
NSN 5975-01-652-0679
NSN 6130-00-265-1765
NSN 5935-01-443-4192
NSN 6620-01-415-1409
NSN 6685-01-390-6846