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 6110-00-399-1413
NSN 5855-01-083-6916
NSN 4140-01-147-7850
NSN 6220-01-566-0976
NSN 5990-01-348-9843
NSN 5920-01-634-0250
NSN 6135-01-265-1384
NSN 6620-00-245-3242
NSN 5985-01-278-9121
NSN 6220-00-892-7755
NSN 5990-01-442-3520
NSN 4140-01-177-4776