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 5990-00-944-0166
NSN 5998-01-160-3405
NSN 6130-00-649-8953
NSN 5950-00-660-9497
NSN 5975-01-057-6576
NSN 5996-01-057-1981
NSN 5905-01-509-7046
NSN 6610-01-161-4835
NSN 6110-00-071-2783
NSN 6150-01-441-2254
NSN 6110-00-556-0080
NSN 4140-01-110-0827