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 5985-00-147-0717
NSN 6240-00-249-6259
NSN 4140-00-958-6916
NSN 5950-00-727-3278
NSN 5950-00-771-1272
NSN 6650-01-281-4651
NSN 6220-01-256-9623
NSN 4140-01-445-9115
NSN 5950-01-516-2175
NSN 5950-01-351-8836
NSN 6105-01-554-1737
NSN 6610-01-649-3628