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 2925-01-054-3190
NSN 6135-01-648-4875
NSN 5925-00-198-3689
NSN 5925-01-293-2399
NSN 6320-01-106-4414
NSN 5975-01-062-1435
NSN 6220-01-401-5337
NSN 5945-01-090-0890
NSN 5935-00-171-1801
NSN 6135-01-095-5921
NSN 6650-01-498-0965
NSN 5925-00-943-0250