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 5990-01-517-7848
NSN 6145-01-379-1168
NSN 5835-01-123-8305
NSN 5935-01-112-3634
NSN 5835-01-180-9441
NSN 6220-00-075-2364
NSN 6220-00-079-2943
NSN 6135-01-554-4281
NSN 6130-01-244-3467
NSN 6650-01-214-1710
NSN 6145-01-456-5929
NSN 5835-01-123-8305