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 5996-00-448-1245
NSN 5975-01-321-4472
NSN 6110-00-768-7583
NSN 6110-01-362-9755
NSN 6645-00-431-9472
NSN 5910-00-062-1462
NSN 2925-01-458-5808
NSN 5945-00-611-4198
NSN 6130-00-144-8018
NSN 6620-01-445-1409
NSN 5855-00-150-1820
NSN 7035-01-040-6373