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 6620-01-100-3181
NSN 2925-00-941-6537
NSN 5915-01-246-4563
NSN 5960-00-194-1488
NSN 5965-01-096-7825
NSN 5895-01-467-9401
NSN 6130-00-509-1591
NSN 6240-01-188-7282
NSN 6135-01-628-2903
NSN 6620-00-269-5168
NSN 6130-00-082-2633
NSN 5999-00-801-2158