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 5895-01-173-3142
NSN 6220-01-350-3108
NSN 5996-00-563-4251
NSN 6150-00-838-0246
NSN 6650-01-551-2097
NSN 6105-01-428-9648
NSN 5996-00-193-3459
NSN 5950-00-648-1110
NSN 6145-01-617-2234
NSN 5935-01-235-2112
NSN 6135-00-164-8780
NSN 2925-01-510-9378