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 6620-01-136-5492
NSN 5930-01-583-2179
NSN 6150-01-320-1525
NSN 5975-01-193-7542
NSN 5975-01-406-5337
NSN 5985-01-515-4297
NSN 5999-01-473-0540
NSN 5950-00-713-8512
NSN 6240-00-372-4841
NSN 5965-01-502-8769
NSN 5965-01-289-6436
NSN 6320-01-438-6280