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 5920-01-498-4200
NSN 5905-00-661-0531
NSN 5945-01-634-0588
NSN 6645-00-873-4642
NSN 6610-01-336-8027
NSN 4140-01-656-8267
NSN 5960-00-263-0106
NSN 6620-01-426-2220
NSN 6610-01-224-7247
NSN 5925-00-934-3365
NSN 6610-01-406-4985
NSN 6650-01-444-2152