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 5990-01-221-4423
NSN 5935-00-443-1016
NSN 5835-01-072-7693
NSN 6620-01-038-7468
NSN 6110-01-393-7645
NSN 5960-01-505-2426
NSN 5930-00-347-9100
NSN 5920-01-470-0451
NSN 6220-01-634-0660
NSN 6135-01-514-9327
NSN 5990-01-485-8874
NSN 5996-00-901-0519