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 5925-00-473-2622
NSN 6145-01-137-4473
NSN 2925-01-337-2508
NSN 5975-01-045-1483
NSN 5920-00-108-5399
NSN 5960-00-464-3375
NSN 7035-01-499-4369
NSN 6645-01-648-2115
NSN 6105-01-476-9706
NSN 6620-01-266-1663
NSN 5930-01-262-5093
NSN 5960-01-425-1454