Undrilled flanges
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 5975-01-435-5649
NSN 5990-01-204-7576
NSN 7035-01-539-6018
NSN 6150-00-679-1518
NSN 5915-01-633-9845
NSN 6620-00-067-4946
NSN 5905-00-966-2396
NSN 6645-01-195-0561
NSN 5935-01-018-6743
NSN 6105-00-874-0785
NSN 6130-01-109-7878
NSN 5895-00-283-5581