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.
NSN 5855-00-560-0110
NSN 5915-01-437-7150
NSN 5960-01-377-1907
NSN 5925-00-078-2842
NSN 6105-01-086-2688
NSN 6645-01-592-7862
NSN 5915-01-496-8425
NSN 6645-00-401-5563
NSN 5999-01-450-5717
NSN 6130-01-116-0682
NSN 6135-00-276-7625
NSN 6240-00-227-0135