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 materials other than copper, iron or steel
NSN 6135-01-654-6147
NSN 5905-00-707-7733
NSN 6150-00-391-1981
NSN 5998-00-908-6412
NSN 6645-01-660-3097
NSN 5855-00-466-2309
NSN 6145-00-275-4016
NSN 5935-01-245-7758
NSN 5998-00-117-4566
NSN 5905-01-574-0944
NSN 5895-01-392-4604
NSN 6110-01-587-7312