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 5998-00-526-9253
NSN 6650-00-084-4258
NSN 4140-01-395-3912
NSN 5935-01-487-5606
NSN 5930-01-602-9160
NSN 6110-00-222-8246
NSN 6610-00-280-0546
NSN 5930-00-887-1749
NSN 5985-00-172-4989
NSN 5910-01-243-0599
NSN 5985-00-712-8452
NSN 6620-01-488-4448