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 6110-01-554-4397
NSN 5930-01-309-0932
NSN 5960-01-223-1203
NSN 2925-01-573-1067
NSN 6240-00-995-5712
NSN 7035-01-028-4966
NSN 6145-01-524-3687
NSN 6645-01-314-1776
NSN 5910-01-346-1265
NSN 4140-00-580-2742
NSN 5975-00-926-0637
NSN 5905-01-474-5173