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 5905-01-294-1281
NSN 6610-01-450-5688
NSN 6220-01-474-7800
NSN 5920-01-115-8852
NSN 5985-01-643-6941
NSN 5905-01-318-4427
NSN 5945-01-579-6583
NSN 6240-01-546-8339
NSN 5910-00-017-2731
NSN 5855-00-079-2370
NSN 5998-01-032-8545
NSN 5950-00-118-6247