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 5930-00-054-5291
NSN 5950-00-206-3213
NSN 5950-01-014-1554
NSN 7035-01-094-2365
NSN 5990-01-421-5342
NSN 5999-01-131-9151
NSN 5920-00-912-9375
NSN 5990-00-675-8398
NSN 4140-00-733-7936
NSN 5835-01-270-7899
NSN 5975-01-052-3489
NSN 6240-01-406-5345