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 6145-01-317-2686
NSN 5930-01-279-9292
NSN 6130-01-634-0603
NSN 6650-00-423-2178
NSN 5920-01-625-6028
NSN 6620-00-527-9280
NSN 5935-00-343-7614
NSN 5925-00-194-9146
NSN 6685-01-519-9250
NSN 7035-01-524-1966
NSN 6645-01-358-1474
NSN 5996-01-563-6568