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 5998-01-070-9933
NSN 6685-01-040-0917
NSN 5996-01-400-3558
NSN 5930-00-074-2442
NSN 6610-00-953-9670
NSN 6620-01-162-8001
NSN 6110-00-643-1243
NSN 6135-00-900-2139
NSN 6110-00-893-6510
NSN 6110-00-112-0253
NSN 5996-01-064-6969
NSN 5975-01-458-1765