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 5975-01-178-4509
NSN 5985-00-141-0290
NSN 6130-01-634-0603
NSN 5835-01-303-6563
NSN 6110-01-331-4017
NSN 6610-01-406-0147
NSN 5935-01-286-5753
NSN 6240-01-585-6311
NSN 5945-00-661-0506
NSN 4140-00-104-7323
NSN 5895-01-156-5558
NSN 5945-01-453-4206