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 5975-01-003-2198
NSN 5985-01-536-2904
NSN 6145-01-429-3108
NSN 5990-01-364-0813
NSN 6150-00-224-6580
NSN 6685-01-160-9447
NSN 6110-01-508-4968
NSN 6620-00-118-1983
NSN 5990-01-416-1017
NSN 6130-01-391-6831
NSN 6610-01-633-8931
NSN 5920-01-025-1618