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 5895-01-206-2906
NSN 6110-01-566-1684
NSN 5996-01-014-8857
NSN 5996-01-114-8956
NSN 6645-00-300-0401
NSN 7035-01-518-0561
NSN 2925-01-368-5773
NSN 6130-00-226-9413
NSN 5905-00-698-3668
NSN 6610-01-559-5073
NSN 6150-01-447-3159
NSN 5925-01-441-9512