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 5905-00-164-6383
NSN 5855-01-180-5369
NSN 5990-00-027-7508
NSN 5935-01-572-0403
NSN 5905-01-485-3401
NSN 6620-00-408-5478
NSN 6145-01-499-6520
NSN 6645-01-484-9671
NSN 6240-01-631-4380
NSN 5895-01-458-9258
NSN 4140-01-230-0627
NSN 5950-01-138-3816