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 5925-01-285-4704
NSN 7035-00-286-6221
NSN 6685-01-487-3799
NSN 6145-01-466-0852
NSN 6220-00-951-6900
NSN 5985-01-290-0817
NSN 5950-01-504-6167
NSN 5999-01-215-0718
NSN 6145-01-115-4543
NSN 6620-00-842-9224
NSN 4140-00-411-5962
NSN 6320-01-629-1277