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 2925-00-265-7539
NSN 5835-00-473-1010
NSN 5895-01-291-4469
NSN 6610-00-278-7647
NSN 5925-01-085-6444
NSN 6645-01-214-0334
NSN 5905-01-188-3157
NSN 5925-01-012-1890
NSN 6130-01-371-2278
NSN 6610-01-200-5887
NSN 5915-01-398-1672
NSN 5855-00-446-5921