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 2925-01-649-7543
NSN 6620-01-406-6840
NSN 6220-00-110-1985
NSN 5998-01-070-8310
NSN 6105-01-485-1527
NSN 5855-00-944-0949
NSN 5930-01-208-3673
NSN 5925-01-124-2441
NSN 5965-01-392-1761
NSN 6240-01-004-9634
NSN 4140-00-671-4532
NSN 5975-01-484-1217