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 6645-01-366-2379
NSN 6150-01-481-4183
NSN 5999-01-423-6268
NSN 5915-00-265-0967
NSN 2925-01-415-2140
NSN 6145-01-437-5505
NSN 5975-00-218-0414
NSN 5930-00-100-7171
NSN 5835-01-628-1748
NSN 6130-01-315-2428
NSN 5965-01-328-7979
NSN 5965-00-081-9412