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 5935-00-177-2820
NSN 5945-00-960-9849
NSN 5990-01-503-0194
NSN 5945-00-290-1779
NSN 6620-00-248-6950
NSN 6645-01-441-4456
NSN 6145-01-161-6228
NSN 6620-00-392-9835
NSN 5950-00-796-7231
NSN 5990-01-024-9659
NSN 4140-01-095-8466
NSN 6145-01-129-2836