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 6620-00-280-2874
NSN 5945-01-106-3536
NSN 6610-01-278-2446
NSN 5905-01-458-5675
NSN 5998-01-556-9075
NSN 5996-01-511-7605
NSN 5835-00-901-4932
NSN 5895-00-997-1666
NSN 6145-01-545-2515
NSN 6620-01-477-0123
NSN 6240-00-497-2176
NSN 5960-01-413-3877