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 5920-00-269-6178
NSN 5950-00-176-2874
NSN 5960-01-543-0235
NSN 6130-00-409-2951
NSN 6650-00-287-5868
NSN 6145-00-296-0085
NSN 6130-00-728-5538
NSN 5935-00-106-3925
NSN 6620-01-091-9697
NSN 6145-01-159-6659
NSN 5905-01-437-8811
NSN 6220-01-451-7083