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 4140-01-444-2083
NSN 5935-01-525-7895
NSN 5996-01-210-0280
NSN 6620-01-145-1278
NSN 6650-01-483-9191
NSN 6610-00-382-0266
NSN 6220-01-450-3518
NSN 4140-01-055-6190
NSN 5950-00-544-9861
NSN 5930-01-195-5545
NSN 5960-01-491-9916
NSN 6650-00-158-3683