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 5905-00-393-2757
NSN 5996-00-444-4333
NSN 5910-01-064-5817
NSN 5945-00-970-9130
NSN 5965-01-215-3184
NSN 2925-01-125-2973
NSN 6135-01-375-6724
NSN 5895-01-568-4098
NSN 6650-01-642-0367
NSN 6145-01-236-7644
NSN 5905-01-355-8161
NSN 4140-01-141-1257