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 5975-01-053-3139
NSN 4140-01-265-3151
NSN 5910-01-209-3547
NSN 5920-00-063-0505
NSN 6105-01-354-1358
NSN 6105-01-223-3497
NSN 6650-01-438-7323
NSN 6220-01-616-5737
NSN 5999-01-447-3103
NSN 4140-01-225-5475
NSN 6610-01-225-6496
NSN 5920-01-634-0250