A valve having an orifice in the poppet, disk, or the like, to permit restricted fluid flow when the valve is seated. It does not have a stem or provisions for pressure adjustments, and is similar to a valve, check with the exception of the orifice which permits fluid flow in more than one direction.
Classification: Check valves of steel
NSN 5915-01-540-8756
NSN 5855-00-237-4088
NSN 6105-01-188-6659
NSN 5990-01-487-0871
NSN 5965-01-645-5719
NSN 5975-01-496-4233
NSN 6135-01-372-5191
NSN 5930-01-512-2033
NSN 5965-01-343-6983
NSN 7035-00-631-3782
NSN 5935-01-079-7485
NSN 6145-00-553-8196