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 6220-01-058-0058
NSN 5945-01-123-7621
NSN 5990-01-571-7468
NSN 5930-01-151-1460
NSN 5975-00-989-5046
NSN 2925-00-980-5749
NSN 6240-01-399-0343
NSN 5990-00-247-0975
NSN 7035-01-448-4740
NSN 4140-01-647-6963
NSN 6220-01-519-9305
NSN 2925-00-278-9468