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 5920-00-188-7343
NSN 6110-00-269-2696
NSN 2925-00-246-3077
NSN 5945-01-627-9124
NSN 2925-00-005-1618
NSN 4140-00-763-6527
NSN 2925-00-516-8841
NSN 5990-00-484-3189
NSN 5985-00-960-0141
NSN
NSN 5935-00-334-0401
NSN 5925-01-369-8931