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.
NSN 5910-00-269-4755
NSN 5905-00-239-7585
NSN 6220-01-089-8839
NSN 5835-01-608-8868
NSN 6610-01-164-4963
NSN 6320-01-089-9086
NSN 5835-01-606-3086
NSN 5835-01-143-9143
NSN 5855-01-580-2322
NSN 5965-01-277-4161
NSN 6110-00-943-5216
NSN 6645-01-654-9639