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 5960-00-577-1512
NSN 6145-01-530-7171
NSN 5925-01-378-6857
NSN 5895-01-520-4200
NSN 5945-01-403-2800
NSN 5915-01-623-9638
NSN 5996-00-552-1406
NSN 5895-00-637-2658
NSN 6645-01-464-8538
NSN 5950-01-464-1089
NSN 5855-00-987-1171
NSN 6145-01-363-9167