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 7035-00-104-7613
NSN 6650-00-276-9838
NSN 6610-01-421-0732
NSN 5985-00-418-3813
NSN 5950-00-295-8842
NSN 5945-00-481-3403
NSN 4140-01-258-0332
NSN 5998-01-469-6297
NSN 5910-01-077-6247
NSN 6220-01-382-7997
NSN 6110-01-148-8136
NSN 5910-01-076-2944