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 6620-01-461-2387
NSN 6610-00-322-7873
NSN 6110-01-442-4144
NSN 6650-01-467-2355
NSN 6105-01-441-9312
NSN 5930-00-780-8630
NSN 6320-00-701-0437
NSN 6240-01-121-0469
NSN 6650-00-910-2708
NSN 4140-00-764-1005
NSN 6620-01-045-4467
NSN 5975-00-189-0093