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 5920-00-127-2303
NSN 2925-01-328-4394
NSN 2925-01-399-2765
NSN 6620-01-097-1038
NSN 5960-00-172-7889
NSN 5930-00-540-9647
NSN 5895-01-552-6283
NSN 6110-00-236-4161
NSN 5855-00-791-5000
NSN 4140-01-605-1533
NSN 6240-00-296-0488
NSN 6610-01-445-1036