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 6620-01-057-2580
NSN 6105-00-525-8639
NSN 5910-01-408-5827
NSN 2925-01-513-4457
NSN 5905-01-634-0595
NSN 5999-01-394-5927
NSN 6620-00-527-9280
NSN 6135-00-271-0407
NSN 6110-01-170-4066
NSN 5855-01-231-4945
NSN 4140-01-274-0423
NSN 6110-00-283-3630