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 5905-00-209-9776
NSN 6650-01-465-5362
NSN 6145-00-174-9344
NSN 5945-01-044-5825
NSN 6240-01-272-1797
NSN 6645-01-270-3176
NSN 6685-01-659-9949
NSN 5945-01-257-4661
NSN 5945-01-212-1906
NSN 6645-00-527-7258
NSN 5925-01-525-1853
NSN 2925-00-201-8247