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 5895-01-501-5901
NSN 5920-01-574-5504
NSN 5965-01-550-6442
NSN 4140-01-126-7368
NSN 5910-00-753-2850
NSN 5930-01-012-0794
NSN 2925-01-412-9520
NSN 5905-01-464-0561
NSN 2925-01-190-9352
NSN 6105-00-789-2476
NSN 5950-01-245-7780
NSN 5975-01-552-7499