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 6610-01-064-5792
NSN 6105-01-460-1958
NSN 5999-00-629-8151
NSN 2925-00-200-0085
NSN 6645-01-566-3205
NSN 5985-01-229-1282
NSN 6145-00-413-5094
NSN 5930-00-957-0977
NSN 5905-00-189-9138
NSN 5990-01-185-9835
NSN 5990-01-254-2936
NSN 5835-01-442-6482