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 6240-00-433-2056
NSN 5965-00-009-8679
NSN 5945-01-370-8182
NSN 6645-00-960-6594
NSN 6620-01-473-5163
NSN 7035-01-487-2631
NSN 5985-01-108-6897
NSN 5975-01-090-0952
NSN 5895-00-899-0334
NSN 6240-01-558-4538
NSN 5920-01-027-0660
NSN 5905-01-604-9810