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 5920-01-251-8746
NSN 4140-01-394-5720
NSN 4140-01-596-4918
NSN 5920-00-837-2633
NSN 5945-00-052-9823
NSN 6110-00-967-9007
NSN 6650-01-221-5367
NSN 5999-01-158-1562
NSN 5935-01-507-8113
NSN 5950-00-608-6352
NSN 5945-01-633-4596
NSN 4140-00-137-2493