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 5920-00-973-6637
NSN 6150-01-479-0594
NSN 5925-01-169-1376
NSN 5960-00-351-4821
NSN 5960-01-048-8228
NSN 6145-01-041-6562
NSN 5965-01-462-2291
NSN 6150-00-846-6994
NSN 6320-01-052-2118
NSN 5945-01-641-4580
NSN 7035-01-462-5766
NSN 6220-01-211-0942