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 2925-00-253-0643
NSN 6240-00-563-5846
NSN 6620-01-484-1303
NSN 6320-00-115-0883
NSN 6105-01-640-7484
NSN 5950-01-003-4885
NSN 7035-01-585-5629
NSN 5985-00-419-0342
NSN 5905-01-050-8992
NSN 7035-01-479-5268
NSN 6150-00-269-5017
NSN 6145-01-081-6255