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 5990-00-193-3028
NSN 4140-00-274-9638
NSN 6220-01-589-5154
NSN 6145-01-121-4371
NSN 6130-01-508-1069
NSN 6130-00-913-2395
NSN 6145-01-045-4405
NSN 5855-01-406-7237
NSN 6320-00-646-3311
NSN 5985-01-303-2598
NSN 6620-01-222-0143
NSN 5930-01-092-9771