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 5905-01-660-6179
NSN 4140-00-365-2531
NSN 6130-01-441-4175
NSN 6105-00-905-7911
NSN 5895-00-233-7309
NSN 5999-00-065-8666
NSN 5965-01-433-9864
NSN 6220-00-567-4114
NSN 2925-01-131-0473
NSN 5855-01-160-3802
NSN 5999-01-418-2157
NSN 2925-00-816-8765