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 7035-00-421-8710
NSN 5965-01-408-7260
NSN 6610-00-079-1508
NSN 6220-01-132-7829
NSN 2925-01-436-7325
NSN 6110-01-322-8024
NSN 5855-01-627-0837
NSN 4140-01-555-0876
NSN 6645-01-576-9896
NSN 5920-00-427-7267
NSN 6135-00-377-9165
NSN 6105-00-719-4246