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 6685-01-071-1558
NSN 5920-01-456-0572
NSN 6150-00-516-8445
NSN 5999-01-634-0576
NSN 2925-00-351-1015
NSN 6220-01-147-4652
NSN 6145-01-607-1045
NSN 5835-01-055-2327
NSN 5965-01-176-3227
NSN 5915-00-329-8173
NSN 5960-00-934-3233
NSN 6320-00-284-1524