Flight safety critical aircraft part
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 5920-00-653-0019
NSN 6135-00-488-4478
NSN 4140-01-045-7768
NSN 5920-00-993-2194
NSN 6135-01-312-1040
NSN 5915-01-562-1366
NSN 7035-00-188-6674
NSN 6650-00-393-0447
NSN 6240-01-233-2334
NSN 5905-01-258-5030
NSN 5996-01-131-5238
NSN 5905-00-269-9673