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 6685-01-104-3708
NSN 6320-01-119-3935
NSN 6130-00-823-5359
NSN 5920-01-571-8583
NSN 6610-00-369-6661
NSN 5985-01-246-3725
NSN 5960-00-204-7506
NSN 5835-01-504-0837
NSN 6645-00-708-8569
NSN 6150-00-147-8223
NSN 4140-01-371-5776
NSN 5996-01-581-4160