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 6610-01-573-5949
NSN 5975-01-329-1349
NSN 5996-00-367-2388
NSN 6620-00-003-2020
NSN 6620-01-426-2220
NSN 6650-00-322-0667
NSN 5975-01-525-4143
NSN 5920-00-510-7656
NSN 5905-01-592-4829
NSN 2925-00-829-9082
NSN 2925-00-041-0439
NSN 5990-00-951-6927