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 5945-00-648-6237
NSN 5960-01-553-4557
NSN 4140-00-041-4616
NSN 6135-00-816-9052
NSN 5855-01-058-6687
NSN 6105-00-291-0154
NSN 6135-01-252-0315
NSN 5895-00-342-9581
NSN 4140-00-404-6215
NSN 5905-01-034-2579
NSN 6145-00-770-2913
NSN 6145-00-600-5004