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 5920-01-441-0045
NSN 5925-00-290-4451
NSN 6130-01-055-6219
NSN 5975-00-189-0857
NSN 6240-01-239-1488
NSN 5998-00-070-5795
NSN 6320-01-484-7734
NSN 5998-00-969-8811
NSN 5945-01-258-8808
NSN 5999-01-338-7659
NSN 5985-00-928-3713
NSN 5975-01-020-7869