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 5985-01-397-7288
NSN 5835-01-331-5735
NSN 6110-01-643-5558
NSN 5950-00-152-1837
NSN 5930-01-189-0268
NSN 6240-00-141-6143
NSN 5965-01-503-0699
NSN 5985-01-165-2139
NSN 5950-01-096-2494
NSN 6685-01-392-0602
NSN 6645-01-500-0827
NSN 2925-01-280-1911