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 5990-00-099-0822
NSN 6320-00-790-4844
NSN 6320-00-394-8458
NSN 6130-01-647-4909
NSN 6220-00-974-9305
NSN 6645-01-511-3272
NSN 6320-01-335-8336
NSN 5835-01-497-5029
NSN 6145-01-589-1588
NSN 5930-01-542-9578
NSN 5998-01-033-1821
NSN 5998-01-264-2653