Buna n seals
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 6685-01-557-4868
NSN 2925-00-724-9252
NSN 5990-01-649-4647
NSN 5915-00-132-5531
NSN 5925-01-104-7975
NSN 5996-01-606-2421
NSN 5985-01-506-5380
NSN 6240-00-443-8000
NSN 6645-01-501-0576
NSN 6320-00-456-0836
NSN 5999-00-817-4122
NSN 5950-00-479-8120