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 6645-00-845-1071
NSN 5975-00-900-0438
NSN 5998-01-399-5448
NSN 5998-00-520-4342
NSN 6150-00-212-3975
NSN 6150-01-406-4984
NSN 5985-01-661-2611
NSN 6320-01-220-2264
NSN 5905-01-034-9918
NSN 6130-00-833-7763
NSN 5965-00-929-9415
NSN 5975-01-488-4462