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 5996-01-252-8275
NSN 6220-01-551-5359
NSN 2925-00-351-1015
NSN 5895-01-190-5186
NSN 6240-01-322-5521
NSN 5998-01-521-2780
NSN 5998-00-348-8544
NSN 6320-01-103-6218
NSN 5930-01-295-3146
NSN 4140-01-214-4597
NSN 5945-01-570-2547
NSN 6650-01-010-6662