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 5905-01-551-1288
NSN 6110-01-219-1754
NSN 6610-01-327-3187
NSN 4140-01-265-8669
NSN 6240-01-343-4322
NSN 5990-00-936-1646
NSN 2925-01-459-8093
NSN 5965-00-146-6561
NSN 5835-01-227-2318
NSN 5960-00-994-4452
NSN 5996-00-754-2840
NSN 5960-01-203-3619