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.
NSN 6150-01-495-1369
NSN 6150-01-433-2490
NSN 6220-01-237-2488
NSN 6320-01-442-3428
NSN 5935-01-508-4394
NSN 4140-01-366-6666
NSN 5999-00-960-8232
NSN 5998-01-618-0046
NSN 6105-01-278-9220
NSN 6105-01-269-8467
NSN 6145-01-415-6127
NSN 5999-01-352-1049