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 5930-00-199-4164
NSN 5895-01-258-5671
NSN 6105-00-810-0514
NSN 5998-01-611-6201
NSN 5930-00-264-6334
NSN 5895-00-501-1959
NSN 5895-01-355-0801
NSN 6220-01-015-0109
NSN 6220-01-357-7675
NSN 5996-01-295-7854
NSN 6220-01-534-4667
NSN 6610-00-038-8148