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 5925-00-160-4747
NSN 6620-01-159-8852
NSN 6135-01-627-6921
NSN 5930-01-091-6244
NSN 5935-00-200-1017
NSN 5999-00-799-8008
NSN 2925-00-055-9601
NSN 5999-01-053-6664
NSN 5915-01-483-5125
NSN 5965-01-020-4104
NSN 6240-01-393-5945
NSN 6105-00-061-8694