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 5985-00-513-3420
NSN 5985-01-179-3810
NSN 5998-01-450-1186
NSN 6240-01-599-9668
NSN 4140-01-468-2975
NSN 5905-01-321-5122
NSN 6645-01-544-9475
NSN 5945-01-461-7666
NSN 4140-01-576-6499
NSN 5930-01-435-6542
NSN 6105-01-462-8351
NSN 5930-01-643-1855