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 4140-00-706-5830
NSN 5910-00-274-6491
NSN 6105-01-076-4670
NSN 7035-01-088-6415
NSN 5965-01-461-5444
NSN 6240-00-176-6048
NSN 5965-01-005-0341
NSN 6145-01-355-1036
NSN 6240-01-608-4990
NSN 6620-01-456-0529
NSN 6685-01-444-3117
NSN 5985-00-789-8240