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 6320-01-067-0474
NSN 6610-00-500-6944
NSN 5990-00-900-4459
NSN 5905-01-235-9876
NSN 5905-01-606-9978
NSN 5950-01-253-4300
NSN 5910-01-257-9762
NSN 6645-01-415-5982
NSN 6620-01-254-7963
NSN 5985-01-227-5221
NSN 5998-00-707-5781
NSN 5930-01-050-8435