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 5915-01-433-7581
NSN 6130-00-482-9845
NSN 5835-01-632-6627
NSN 5999-00-505-5586
NSN 5935-00-175-8946
NSN 6130-00-202-0027
NSN 5985-01-604-2342
NSN 5965-01-199-3318
NSN 6220-00-707-5044
NSN 5835-01-147-7526
NSN 6110-00-598-2574
NSN 6145-01-598-1823