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 6645-01-578-7959
NSN 5920-01-287-8409
NSN 5996-01-369-9209
NSN 5960-01-114-0197
NSN 5945-00-574-4379
NSN 5990-00-901-9370
NSN 5999-01-159-0330
NSN 5998-01-512-6215
NSN 5990-00-673-1831
NSN 5905-01-391-7001
NSN 5895-01-010-8612
NSN 6240-01-401-5340