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 5975-00-336-3481
NSN 5910-01-524-5413
NSN 6220-00-473-0517
NSN 6110-01-512-9520
NSN 5999-01-032-4687
NSN 6645-01-442-6476
NSN 5930-00-956-7477
NSN 4140-01-640-8633
NSN 6645-00-102-0015
NSN 5835-00-368-4182
NSN 5996-00-900-8177
NSN 6240-00-003-6435