Inside or outside use; not suitable for frost free hydrants; serrated finger grip
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 5910-00-528-9714
NSN 6220-00-222-7426
NSN 5935-01-155-0659
NSN 6620-01-524-0583
NSN 6645-00-880-5927
NSN 5855-00-797-8217
NSN 5930-01-152-9059
NSN 5965-01-033-9352
NSN 5910-01-154-5829
NSN 6135-00-223-9563
NSN 5855-00-444-2298
NSN 6610-01-290-2627