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 5999-00-540-9143
NSN 6135-01-511-0373
NSN 6220-01-330-8238
NSN 5998-01-460-4777
NSN 5965-01-424-4922
NSN 5999-00-444-4739
NSN 5930-01-207-0601
NSN 5915-01-431-8877
NSN 5945-00-959-1194
NSN 6650-01-290-4001
NSN 5855-01-499-6147
NSN 6645-01-582-2601