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 5999-01-444-4275
NSN 5835-01-242-9806
NSN 5990-01-442-3520
NSN 5925-00-111-1969
NSN 6105-01-271-2834
NSN 5965-00-220-6900
NSN 6110-00-960-7341
NSN 6320-00-481-7291
NSN 5935-00-541-0722
NSN 5935-01-156-0248
NSN 5950-01-313-2427
NSN 5990-01-157-0441