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 6220-00-911-0318
NSN 5905-00-928-2086
NSN 6685-01-391-9546
NSN 5930-00-309-6750
NSN 6240-01-619-4180
NSN 6220-01-315-4522
NSN 6130-01-062-8553
NSN 5975-00-427-5861
NSN 5950-01-495-9735
NSN 2925-01-027-1293
NSN 6240-01-612-6113
NSN 6130-00-419-1120