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 5945-01-142-2182
NSN 6110-01-628-8615
NSN 5999-00-624-3598
NSN 6105-00-791-1375
NSN 5965-01-408-1303
NSN 2925-00-969-8340
NSN 6610-01-512-3248
NSN 5930-01-346-6675
NSN 5935-01-538-8369
NSN 5996-01-322-4838
NSN 2925-01-027-1293
NSN 4140-01-655-5038