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 5998-01-555-8960
NSN 6620-01-144-1244
NSN 6240-01-490-2554
NSN 4140-00-468-5342
NSN 5945-01-607-6394
NSN 5996-01-066-0335
NSN 5985-01-220-0457
NSN 5910-00-847-7274
NSN 5925-01-534-4866
NSN 5855-00-149-0766
NSN 5920-00-629-0442
NSN 5895-01-467-0397