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 6135-01-019-7687
NSN 6320-01-287-5345
NSN 5950-01-407-6842
NSN 6645-01-254-7980
NSN 6620-01-429-9115
NSN 6645-01-473-9179
NSN 5998-01-184-8264
NSN 5935-00-587-1941
NSN 5930-01-474-7483
NSN 5920-01-562-4779
NSN 5985-01-488-1095
NSN 5915-00-511-0620