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 6240-01-358-5138
NSN 5925-01-443-8590
NSN 5975-01-246-8806
NSN 5985-01-271-6521
NSN 5935-00-176-2581
NSN 6135-00-962-4110
NSN 5950-00-246-6362
NSN 6150-01-480-4655
NSN 2925-01-411-4666
NSN 6150-01-269-2131
NSN 6130-00-959-2117
NSN 6150-01-260-0222