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 5925-00-926-0863
NSN 6650-00-012-2430
NSN 6135-00-491-9864
NSN 5935-01-055-7892
NSN 5905-01-411-8040
NSN 5895-01-370-8853
NSN 5985-00-186-0732
NSN 5998-01-382-9748
NSN 5996-01-577-9696
NSN 5985-00-189-0599
NSN 6685-01-354-7618
NSN 5935-01-654-6213