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 5835-01-143-9143
NSN 5975-00-827-0932
NSN 5999-00-461-2614
NSN 7035-00-437-7950
NSN 6130-00-910-2757
NSN 5950-01-230-2955
NSN 6240-01-628-6107
NSN 5905-01-607-8786
NSN 6240-00-155-8728
NSN 5998-01-535-7264
NSN 5975-01-495-1733
NSN 5905-01-259-9505