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 6240-01-162-0315
NSN 5965-00-942-1602
NSN 5990-00-644-3365
NSN 2925-00-480-9068
NSN 6685-00-574-7538
NSN 6685-01-219-1014
NSN 5855-01-574-3597
NSN 5960-01-019-0017
NSN 5975-01-108-0213
NSN 5930-01-643-8028
NSN 5895-01-338-8974
NSN 6135-01-653-1437