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 5998-01-592-9507
NSN 2925-01-049-8906
NSN 6135-01-190-2628
NSN 5895-00-552-0353
NSN 6105-01-393-4658
NSN 6135-01-171-9299
NSN 5930-01-064-4784
NSN 5960-01-228-8858
NSN 5945-00-958-6878
NSN 6650-00-236-0724
NSN 6110-01-299-5401
NSN 5835-01-078-6126