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 6240-01-142-2963
NSN 4140-01-030-4122
NSN 5920-00-683-7883
NSN 4140-00-287-3176
NSN 5999-01-600-0729
NSN 5920-00-081-9156
NSN 6145-01-300-3728
NSN 7035-01-323-0164
NSN 5960-00-382-6012
NSN 5910-00-115-5434
NSN 5920-00-220-3548
NSN 7035-01-339-3665