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 6105-01-063-7704
NSN 5935-01-441-8235
NSN 5920-00-373-3636
NSN 5905-01-567-4798
NSN 5975-00-951-2495
NSN 6650-00-888-7956
NSN 5996-01-235-1643
NSN 6610-01-342-2319
NSN 5975-01-068-3705
NSN 4140-00-277-6285
NSN 7035-01-189-1549
NSN 6650-01-415-3332