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 5985-01-415-2225
NSN 4140-01-430-5310
NSN 5835-01-390-4667
NSN 5945-00-263-3036
NSN 5985-01-505-0003
NSN 5990-00-456-8793
NSN 5835-01-536-6241
NSN 6145-00-275-4046
NSN 6240-01-074-9407
NSN 4140-01-258-3099
NSN 5996-01-112-2731
NSN 6610-01-193-2169