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 copper having a pressure rating of 850 kpa or over
NSN 5965-01-258-5662
NSN 5985-00-912-4138
NSN 5935-01-634-0668
NSN 5945-00-299-8295
NSN 6620-00-899-6403
NSN 7035-01-644-9231
NSN 6645-01-609-4753
NSN 6220-01-305-3880
NSN 5855-00-079-2370
NSN 6610-01-333-9543
NSN 5935-01-477-7230
NSN 5855-01-500-0449