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 5998-00-132-0228
NSN 6220-00-994-5033
NSN 5855-01-165-6361
NSN 5990-00-554-0366
NSN 5996-01-471-3447
NSN 6220-01-579-5244
NSN 5975-01-580-6569
NSN 7035-01-263-3399
NSN 6105-00-771-8678
NSN 5935-01-526-9354
NSN 5960-01-142-1995
NSN 6645-01-632-2272