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 5945-00-890-9680
NSN 5930-00-188-6137
NSN 5925-01-279-5209
NSN 5975-01-051-1976
NSN 2925-00-555-8836
NSN 4140-01-442-8120
NSN 6685-00-150-2779
NSN 5996-00-403-3753
NSN 2925-01-076-5219
NSN 5855-01-217-6857
NSN 6220-00-222-5663
NSN 6620-01-314-3635