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 5985-01-639-8150
NSN 5905-01-076-4702
NSN 5999-00-661-0954
NSN 5990-01-455-8035
NSN 6220-01-401-5337
NSN 5895-00-218-1355
NSN 5855-01-358-5253
NSN 6105-01-417-6277
NSN 5925-01-091-7220
NSN 5855-01-660-5088
NSN 6110-01-254-1562
NSN 5950-01-213-8709