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 6110-00-441-5167
NSN 6220-01-169-6478
NSN 4140-01-492-8416
NSN 5960-00-308-9123
NSN 5999-01-305-0407
NSN 6610-00-951-2735
NSN 6220-01-429-8534
NSN 6145-01-433-9079
NSN 6220-01-182-6982
NSN 5998-00-928-2189
NSN 5895-00-387-4901
NSN 6135-00-932-3136