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 6145-00-467-6433
NSN 6110-01-649-8219
NSN 5975-00-807-4108
NSN 5855-01-142-7530
NSN 6220-00-920-8225
NSN 6150-00-636-8938
NSN 6110-00-539-9543
NSN 6610-00-918-0513
NSN 5910-00-601-6253
NSN 5855-01-306-5655
NSN 6110-00-033-5444
NSN 5990-01-227-6526