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 5998-00-161-4228
NSN 5895-01-492-5396
NSN 2925-01-258-8141
NSN 5920-00-285-2245
NSN 6620-00-144-7201
NSN 5925-01-627-0576
NSN 6320-01-233-5798
NSN 5999-01-401-5322
NSN 6240-01-390-1705
NSN 6135-00-461-3590
NSN 4140-00-007-9639
NSN 2925-01-330-2988