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 5975-01-634-0678
NSN 4140-01-363-3861
NSN 6240-00-193-8573
NSN 2925-01-425-7087
NSN 7035-01-467-3101
NSN 5895-01-495-1169
NSN 5905-01-479-1667
NSN 6110-00-955-0900
NSN 6240-01-254-9448
NSN 5895-01-338-3838
NSN 2925-00-943-2263
NSN 6130-00-148-8784