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 5905-00-241-6891
NSN 5985-01-445-7213
NSN 6150-00-899-5690
NSN 5975-01-472-6177
NSN 5910-01-241-1181
NSN 6645-01-147-6577
NSN 5905-01-414-1093
NSN 6610-01-158-7311
NSN 5910-00-977-2944
NSN 6135-00-112-8637
NSN 5999-00-905-8837
NSN 5960-00-908-8658