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 6620-01-441-0240
NSN 6240-01-480-8996
NSN 5935-01-103-1033
NSN 5905-01-010-1279
NSN 6110-01-197-3974
NSN 6145-00-924-8017
NSN 5975-00-254-5124
NSN 6150-01-393-4344
NSN 5835-01-529-3050
NSN 5965-01-586-5283
NSN 6620-01-434-6538
NSN 6220-01-386-6926