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 5915-01-221-2261
NSN 6650-01-474-3754
NSN 6220-01-065-2171
NSN 5996-00-366-0233
NSN 6135-00-477-8847
NSN 5945-01-178-7972
NSN 5990-01-487-0871
NSN 5960-00-204-7506
NSN 5960-01-051-1454
NSN 6135-01-260-7180
NSN 5910-01-189-5380
NSN 6220-01-548-0249