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 6320-00-322-3460
NSN 5835-00-409-8355
NSN 5925-01-069-5002
NSN 6220-01-062-2077
NSN 6135-01-501-2407
NSN 6110-01-099-3200
NSN 6645-00-754-4108
NSN 5985-01-449-0939
NSN 5999-01-104-1258
NSN 5998-01-322-8579
NSN 5935-00-833-9221
NSN 6650-00-335-5017