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 4140-01-261-4741
NSN 5999-01-401-5322
NSN 5960-01-309-1280
NSN 5990-01-378-7349
NSN 5998-01-423-2652
NSN 6645-01-365-6711
NSN 6650-00-035-9297
NSN 5985-01-040-5878
NSN 6650-01-444-2152
NSN 5905-00-556-7912
NSN 5945-00-064-8082
NSN 6240-01-317-1382