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 2925-00-253-1655
NSN 5965-01-130-8262
NSN 6620-01-534-7180
NSN 5985-01-085-3012
NSN 6620-01-507-3276
NSN 6150-01-070-3471
NSN 5999-01-527-0091
NSN 6320-01-214-0350
NSN 5999-00-548-2060
NSN 6620-01-319-9804
NSN 6145-00-405-2737
NSN 5915-00-228-5429