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 copper having a pressure rating of 850 kpa or over
NSN 6105-01-201-4311
NSN 6135-00-248-4102
NSN 6240-01-304-2798
NSN 5920-01-076-4634
NSN 5945-00-678-0862
NSN 5996-01-660-8975
NSN 5965-01-067-9280
NSN 5975-01-608-6980
NSN 6130-01-616-7899
NSN 5996-01-347-7949
NSN 5960-01-247-4560
NSN 5925-01-573-6136