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 5998-01-242-5246
NSN 6320-01-166-3602
NSN 5999-01-505-4745
NSN 5950-00-482-0634
NSN 4140-01-590-1632
NSN 6320-00-894-1644
NSN 7035-00-335-7283
NSN 6145-01-603-7535
NSN 5855-01-213-9076
NSN 5960-00-047-3944
NSN 5920-01-503-6448
NSN 5920-01-123-9854