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 5998-00-263-7557
NSN 5935-01-114-5557
NSN 6110-01-448-1221
NSN 5990-00-153-0055
NSN 7035-01-042-0527
NSN 6135-01-299-0778
NSN 5998-01-406-6599
NSN 5975-01-214-8980
NSN 6645-01-244-4881
NSN 5925-00-102-8010
NSN 5910-01-534-5054
NSN 5996-01-214-9927