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.
Classification: Check valves of steel
NSN 7035-01-215-7764
NSN 6220-00-775-7498
NSN 6240-01-165-2693
NSN 6645-00-735-1481
NSN 6220-01-025-6140
NSN 6610-01-539-0014
NSN 5945-01-634-0588
NSN 5915-01-284-7014
NSN 6620-01-606-8964
NSN 5960-00-934-3233
NSN 5930-00-464-7201
NSN 6110-01-514-7910