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 5975-00-179-8519
NSN 6645-00-292-5053
NSN 6620-01-064-0366
NSN 5930-01-175-9341
NSN 6645-00-274-1279
NSN 6110-00-606-9297
NSN 5905-01-525-3805
NSN 4140-01-621-3177
NSN 6685-01-250-4341
NSN 2925-01-484-2775
NSN 2925-01-359-4027
NSN 5855-01-241-1054