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 5915-01-073-6753
NSN 5905-01-322-2544
NSN 2925-00-922-8953
NSN 5945-00-067-0007
NSN 6650-00-578-6543
NSN 6240-01-309-1806
NSN 4140-00-210-0552
NSN 2925-01-519-3221
NSN 5985-01-487-1313
NSN 6240-00-101-9339
NSN 5975-00-395-1722
NSN 5965-01-373-1412