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 5915-01-606-9408
NSN 6145-01-327-3328
NSN 5945-00-387-3958
NSN 6135-01-556-7318
NSN 5985-00-808-7122
NSN 6320-00-149-7570
NSN 5945-01-304-9193
NSN 6685-01-228-5332
NSN 4140-01-612-9411
NSN 6220-01-184-3052
NSN 6650-00-466-1697
NSN 5855-00-179-8588