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 materials other than copper, iron or steel
NSN 5999-01-009-0658
NSN 6320-01-549-7201
NSN 6150-01-487-3374
NSN 6135-00-593-6831
NSN 5910-01-429-8980
NSN 5945-00-764-2918
NSN 6110-00-920-4855
NSN 2925-01-538-1343
NSN 5835-01-540-4995
NSN 6650-01-192-2340
NSN 5960-00-179-3861
NSN 5835-01-485-0210