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 4140-01-314-0575
NSN 6110-01-367-2165
NSN 6220-01-071-2100
NSN 2925-01-068-3844
NSN 5960-00-960-6805
NSN 5996-01-062-0807
NSN 5930-01-224-8299
NSN 5945-01-138-7264
NSN 5990-01-052-1987
NSN 6645-01-277-0530
NSN 5905-01-272-2565
NSN 5990-01-442-3520