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 4140-01-447-2718
NSN 6320-01-255-2096
NSN 5920-01-320-0472
NSN 6220-00-660-5539
NSN 5965-01-201-8399
NSN 4140-01-415-1187
NSN 2925-01-535-7235
NSN 4140-01-549-2409
NSN 5925-01-239-2041
NSN 6130-00-692-2916
NSN 6145-01-475-9907
NSN 6110-01-475-3991