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 6240-01-539-4061
NSN 5935-01-068-4488
NSN 5990-01-426-6590
NSN 5985-00-158-3204
NSN 6685-01-139-0270
NSN 6610-01-444-0953
NSN 5925-00-144-0482
NSN 2925-01-503-4386
NSN 2925-00-928-5931
NSN 7035-01-107-2811
NSN 6240-00-115-0795
NSN 6620-00-134-1593