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 5950-01-439-6156
NSN 5915-00-086-9046
NSN 5855-00-688-9954
NSN 5910-00-188-7579
NSN 5835-01-447-2544
NSN 5930-00-058-5873
NSN 6685-00-459-4593
NSN 6135-01-554-8523
NSN 7035-00-500-7839
NSN 6645-01-480-3962
NSN 2925-01-218-5556
NSN 4140-00-445-3944