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 6240-01-263-0123
NSN 5835-00-003-0295
NSN 5920-01-292-2570
NSN 6105-01-377-4717
NSN 6130-01-087-2985
NSN 5985-00-226-5627
NSN 6130-00-954-6479
NSN 5985-00-816-7390
NSN 7035-01-080-8742
NSN 6135-00-152-8729
NSN 6220-00-574-6460
NSN 6620-00-148-9613