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 5920-01-049-1275
NSN 5835-01-296-3790
NSN 5915-01-373-6380
NSN 5990-01-050-1102
NSN 5915-01-449-0859
NSN 6645-01-116-2037
NSN 2925-00-383-3523
NSN 5895-00-779-2736
NSN 6145-01-137-4473
NSN 5950-01-004-0441
NSN 5985-00-409-7436
NSN 6150-01-607-2397