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 6645-00-363-9775
NSN 6145-01-027-3328
NSN 6145-00-814-3191
NSN 5965-00-886-8511
NSN 6620-01-415-2307
NSN 6620-00-801-8885
NSN 6645-01-124-6277
NSN 6240-00-717-0844
NSN 5990-01-649-4647
NSN 5920-00-147-7975
NSN 6220-01-152-9923
NSN 6620-01-606-8964