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 6220-00-833-3904
NSN 6105-01-577-5310
NSN 5950-01-209-3752
NSN 6610-01-313-1473
NSN 5999-01-062-1403
NSN 5960-01-157-7009
NSN 5835-01-490-9751
NSN 5910-00-387-4855
NSN 5998-01-435-8121
NSN 6620-01-596-7349
NSN 5950-01-378-6031
NSN 5945-00-661-0506