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 6610-01-303-2281
NSN 6150-00-119-7245
NSN 6650-01-420-0233
NSN 6105-00-111-3353
NSN 2925-00-008-5485
NSN 5998-00-288-5533
NSN 5920-01-290-0820
NSN 5895-00-851-3345
NSN 5990-01-604-0862
NSN 4140-00-101-7903
NSN 5920-01-581-4622
NSN 5910-00-767-5097