A valve consisting of a single deadweight loaded disk, or two deadweight loaded disks each with a seperate seat. It is specifically designed for the relief of small pressure and vacuum conditions within a tank or other container to or from the atmosphere. The center of a single deadweight loaded disk may contain a spring loaded disk forming an additional seat or aperture. It may be spring loaded and/or equipped with a manual unloader on either the pressure or vacuum side. Exclude valve, vacuum breaking.
Classification: Other taps, cocks, valves, etc., nesoi
NSN 6650-01-418-0790
NSN 5925-01-386-8049
NSN 5905-01-403-2806
NSN 6620-00-810-2434
NSN 5965-01-177-4872
NSN 6105-01-148-4676
NSN 6220-01-595-4730
NSN 5930-01-341-3243
NSN 5855-01-272-1504
NSN 5975-01-431-8814
NSN 5855-01-566-6869
NSN 6685-00-394-8354