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 4140-00-105-3083
NSN 6650-01-345-1340
NSN 6650-01-508-7817
NSN 5910-01-106-4488
NSN 5965-01-218-5003
NSN 6650-00-248-4895
NSN 5925-01-365-0436
NSN 6645-01-172-6838
NSN 5965-01-162-8689
NSN 6650-00-707-1417
NSN 5990-01-065-0492
NSN 6685-01-477-0781