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 5905-01-045-7996
NSN 5925-00-945-5463
NSN 6610-01-212-1028
NSN 5905-01-141-2852
NSN 5895-01-457-3376
NSN 4140-00-105-3083
NSN 5990-00-678-3351
NSN 5905-01-415-2902
NSN 6135-00-803-3012
NSN 5999-00-976-9643
NSN 6150-01-411-5624
NSN 6650-01-658-4145