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 6135-00-321-6707
NSN 5965-01-147-5655
NSN 6610-01-310-0553
NSN 5835-01-550-1577
NSN 5999-00-102-4338
NSN 5905-00-170-5571
NSN 6135-01-067-8331
NSN 5945-00-493-6485
NSN 5965-01-087-8572
NSN 6620-01-032-3937
NSN 5975-01-333-4108
NSN 6135-01-588-4160