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 6320-01-244-9268
NSN 5960-01-091-2444
NSN 4140-01-132-6612
NSN 5895-01-141-7416
NSN 5935-00-755-6772
NSN 5950-01-280-9591
NSN 5950-01-407-4268
NSN 5945-01-516-8227
NSN 5910-00-186-9168
NSN 5975-01-469-8360
NSN 5985-01-198-6457
NSN 6130-00-841-7561