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 4140-00-050-8456
NSN 6685-00-782-6029
NSN 5965-00-484-8236
NSN 6645-00-276-7544
NSN 6240-00-006-0350
NSN 5895-01-537-3553
NSN 6685-01-345-8162
NSN 5998-01-461-0059
NSN 5915-01-381-3911
NSN 5895-01-207-0753
NSN 5925-00-337-8138
NSN 5975-01-480-0150