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 2925-01-459-8093
NSN 6240-01-046-4363
NSN 6620-01-535-5495
NSN 2925-01-324-2799
NSN 5895-01-360-6637
NSN 6645-00-728-1316
NSN 5895-01-173-9682
NSN 5905-01-214-0613
NSN 5985-00-028-9697
NSN 6150-01-484-5353
NSN 6650-01-030-0238
NSN 6240-01-426-5581