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 5965-01-308-2261
NSN 5905-00-643-7939
NSN 6220-01-207-8068
NSN 5998-01-456-4977
NSN 5996-00-959-6511
NSN 5835-01-197-9880
NSN 5985-01-399-2544
NSN 6240-01-473-0784
NSN 5990-01-281-0018
NSN 7035-01-344-8708
NSN 5950-00-852-3323
NSN 4140-01-445-0935