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.
NSN 6320-00-853-1920
NSN 5945-01-503-9468
NSN 5835-01-449-7511
NSN 6145-00-482-1724
NSN 6620-01-068-4498
NSN 5905-01-631-0727
NSN 5985-01-605-1198
NSN 5990-00-391-4945
NSN 5855-01-544-1482
NSN 4140-00-580-2742
NSN 5895-01-124-0388
NSN 5985-01-208-2985