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 6145-00-663-6133
NSN 5998-01-598-0407
NSN 2925-00-459-4519
NSN 6320-01-272-7072
NSN 5910-00-155-4763
NSN 5905-01-583-4953
NSN 5915-01-381-1255
NSN 6610-01-502-8868
NSN 5915-01-482-8377
NSN 6110-00-941-3341
NSN 5998-01-207-2003
NSN 5920-01-123-9358