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 5920-01-217-4025
NSN 5965-01-406-4164
NSN 5996-00-333-0928
NSN 5935-01-090-0944
NSN 6610-00-194-0676
NSN 5998-01-508-4703
NSN 2925-00-802-9387
NSN 5930-00-482-0800
NSN 5855-00-198-3197
NSN 5960-01-252-8821
NSN 5999-00-740-1300
NSN 6620-01-240-3361