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 6135-01-054-2462
NSN 6105-01-492-6227
NSN 5855-01-300-2301
NSN 5960-01-025-2526
NSN 5998-01-335-0527
NSN 5895-01-327-0766
NSN 6240-00-617-9599
NSN 5999-01-114-8161
NSN 6150-01-012-8639
NSN 6150-01-176-6336
NSN 5975-00-614-1226
NSN 5990-01-534-8609