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 5950-00-980-3830
NSN 6105-01-018-3677
NSN 5996-01-504-5876
NSN 6645-01-235-9465
NSN 5999-01-007-4734
NSN 5925-00-422-8487
NSN 6135-01-214-6441
NSN 5975-01-233-3978
NSN 6135-00-062-5080
NSN 5915-01-506-1886
NSN 5915-01-104-9078
NSN 6220-01-116-2409