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 6220-01-114-7420
NSN 5935-00-529-0407
NSN 6240-01-394-4212
NSN 5975-00-394-2545
NSN 5925-01-012-1890
NSN 6145-01-459-8150
NSN 5925-01-038-7029
NSN 5950-01-500-1369
NSN 5935-01-158-5585
NSN 5925-00-111-1969
NSN 6620-01-626-9062
NSN 5925-01-285-4704