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 5835-01-297-1909
NSN 6220-01-215-6983
NSN 6110-01-563-8936
NSN 2925-00-928-5931
NSN 5945-00-787-4436
NSN 7035-01-057-2402
NSN 5960-00-008-1455
NSN 2925-01-327-3069
NSN 5925-01-026-0891
NSN 5910-01-229-5558
NSN 5990-01-532-0670
NSN 6150-00-391-1981