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 6650-01-362-4289
NSN 6685-01-401-5360
NSN 5895-00-976-3491
NSN 6220-01-532-2883
NSN 6150-01-437-4845
NSN 5985-00-111-8375
NSN 5945-00-904-6499
NSN 6220-00-927-6272
NSN 6135-01-399-8230
NSN 6320-00-422-9006
NSN 5998-01-625-9103
NSN 6645-00-522-4173