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 5895-01-468-0776
NSN 5855-01-119-9575
NSN 6220-01-634-0660
NSN 2925-00-978-8277
NSN 6610-01-565-2716
NSN 6620-01-601-6236
NSN 5935-01-399-8732
NSN 5960-01-548-4896
NSN 6240-00-155-8714
NSN 5950-01-168-8782
NSN 5975-00-007-5141
NSN 5915-01-066-8367