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 6685-01-500-0395
NSN 5915-01-375-8744
NSN 6320-01-521-1764
NSN 5905-01-351-7922
NSN 5965-00-734-5053
NSN 6645-01-210-2223
NSN 6645-01-391-3499
NSN 4140-01-400-3610
NSN 7035-00-756-4374
NSN 5905-01-077-7096
NSN 6135-00-267-9432
NSN 5985-01-135-6439