Complies with mss sp-80; o/a lg 3.280 in.
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 5905-00-999-0862
NSN 6105-00-439-8264
NSN 5965-00-100-1291
NSN 5950-01-065-0792
NSN 6645-01-312-8601
NSN 5895-01-378-1667
NSN 5930-01-366-8888
NSN 5990-00-351-5479
NSN 5925-01-303-6842
NSN 6110-00-263-6664
NSN 6650-00-518-2962
NSN 5960-01-500-6615