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 steel
NSN 7035-01-337-8128
NSN 5999-01-366-2024
NSN 5945-00-685-9337
NSN 5905-01-085-4492
NSN 6240-00-500-4404
NSN 6240-01-593-4728
NSN 6240-00-880-1893
NSN 4140-00-238-9940
NSN 6610-01-415-1623
NSN 5975-01-158-6150
NSN 6150-00-622-1320
NSN 6650-01-388-1140