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 5950-00-897-8781
NSN 5975-00-488-7806
NSN 5930-00-001-9213
NSN 5990-01-276-3686
NSN 5985-01-305-8913
NSN 6135-00-334-4500
NSN 5915-00-030-0343
NSN 5996-01-513-8390
NSN 6650-01-191-6862
NSN 5935-00-370-0040
NSN 5920-01-004-4107
NSN 5950-00-533-7188