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 4140-00-336-1728
NSN 6110-00-068-8700
NSN 6145-01-584-8526
NSN 4140-01-502-9649
NSN 5960-00-539-2748
NSN 4140-01-411-7391
NSN 5895-01-502-0418
NSN 6610-01-207-0045
NSN 5950-01-121-4322
NSN 6145-00-911-9245
NSN 5960-00-766-6042
NSN 2925-01-052-0636