A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 5920-00-149-0013
NSN 5925-00-529-3950
NSN 5965-00-372-2537
NSN 6220-00-588-6093
NSN 6130-01-385-9317
NSN 6610-01-085-1364
NSN 5960-00-153-7115
NSN 6620-00-496-8697
NSN 5920-01-503-6448
NSN 4140-01-630-5755
NSN 2925-01-362-2515
NSN 6320-00-225-7013