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 5998-01-431-0971
NSN 4140-00-944-5190
NSN 7035-01-385-3628
NSN 6220-00-187-8569
NSN 5975-01-347-3360
NSN 6110-01-398-3816
NSN 5855-01-020-7982
NSN 5975-00-111-3208
NSN 6645-00-242-0480
NSN 6110-00-004-8883
NSN 5915-01-582-4495
NSN 6150-01-564-3721