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 2925-01-618-5706
NSN 6220-01-162-7954
NSN 4140-01-193-1566
NSN 6650-01-452-1167
NSN 6220-01-027-1294
NSN 5965-01-229-8721
NSN 6320-01-532-7491
NSN 5925-00-412-5342
NSN 5905-01-366-3490
NSN 6620-01-201-1327
NSN 6320-01-300-5350
NSN 5920-00-871-1045