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 copper having a pressure rating of 850 kpa or over
NSN 6650-00-078-5773
NSN 5996-01-307-2756
NSN 5835-01-355-0308
NSN 6110-00-802-1305
NSN 5960-01-313-0681
NSN 6685-01-630-2750
NSN 5975-00-102-0126
NSN 5999-01-103-9501
NSN 5895-00-629-5222
NSN 5950-01-386-3173
NSN 5950-01-146-4045
NSN 5920-01-407-5502