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 5960-01-531-9108
NSN 5975-01-195-1533
NSN 6610-00-267-9944
NSN 5960-00-423-7842
NSN 5910-01-186-0672
NSN 5835-01-589-4735
NSN 4140-01-208-8964
NSN 5930-00-053-0048
NSN 5960-01-531-4845
NSN 7035-01-268-8042
NSN 2925-01-097-0903
NSN 5915-01-088-5571