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 6620-01-319-8178
NSN 5910-01-474-1123
NSN 5960-01-522-0391
NSN 6105-01-300-0527
NSN 6650-01-277-8273
NSN 5990-01-411-5930
NSN 6320-00-977-3930
NSN 5910-01-454-1899
NSN 6145-00-985-3284
NSN 5920-01-390-9426
NSN 2925-00-146-0179
NSN 6145-01-220-0884