Swing-check type; end flange dimensions conform to ansi b16.5, face to face dimensions conform to ansi b16.10
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 steel
NSN 5975-00-343-0370
NSN 5855-00-361-0167
NSN 5990-00-893-0957
NSN 5945-01-433-1926
NSN 5990-00-415-5351
NSN 5950-01-559-4494
NSN 6650-00-724-8258
NSN 5965-01-646-1122
NSN 5965-00-080-2045
NSN 6645-00-967-8401
NSN 5998-01-181-4376
NSN 6620-00-862-5567