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 6105-01-605-1972
NSN 5920-01-474-5404
NSN 4140-01-650-9116
NSN 5999-01-534-7592
NSN 5925-00-424-9301
NSN 5990-01-568-5565
NSN 2925-00-816-8765
NSN 5930-00-143-4582
NSN 5960-01-240-2365
NSN 5965-00-822-3284
NSN 4140-01-142-3192
NSN 5999-01-100-6143