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 5930-01-068-3641
NSN 6240-00-019-3186
NSN 6130-00-538-9798
NSN 5985-01-014-6492
NSN 5945-01-495-2694
NSN 6150-01-457-9315
NSN 5998-01-488-9550
NSN 5990-01-168-6797
NSN 5975-00-283-1320
NSN 6650-00-760-1385
NSN 5945-01-605-8898
NSN 6135-01-442-7275