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 6610-00-704-6657
NSN 6130-01-131-2122
NSN 5915-01-018-7299
NSN 5998-01-151-0562
NSN 5945-00-273-9481
NSN 4140-00-822-2864
NSN 6150-00-189-0292
NSN 6130-00-250-5964
NSN 6145-01-322-3688
NSN 5930-01-174-5436
NSN 6645-01-304-0889
NSN 5895-01-052-9489