Y swing check type
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 6110-00-759-8317
NSN 5925-00-035-8469
NSN 5925-01-063-7107
NSN 6645-01-544-9475
NSN 5945-01-330-0386
NSN 6150-01-358-3407
NSN 5990-00-632-7106
NSN 5990-01-023-3307
NSN 5950-00-001-7477
NSN 6130-00-103-1245
NSN 6135-00-461-3590
NSN 5930-01-507-1526