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 5920-01-168-7810
NSN 5965-01-340-3096
NSN 6220-01-263-7281
NSN 5945-00-833-9885
NSN 5935-01-399-2349
NSN 6150-01-336-7261
NSN 5996-01-029-4196
NSN 5930-00-290-7340
NSN 5985-01-488-3888
NSN 6145-00-158-8704
NSN 2925-00-813-3971
NSN 6220-00-240-6443