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 materials other than copper, iron or steel
NSN 5999-00-722-5742
NSN 5835-00-275-0584
NSN 5998-00-816-9752
NSN 5915-00-226-0910
NSN 5930-01-266-9086
NSN 6130-00-352-2317
NSN 6150-00-333-6628
NSN 5950-00-686-9945
NSN 2925-01-570-8065
NSN 5985-00-137-6379
NSN 6620-00-004-5466
NSN 6110-00-518-2378