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 6320-01-478-9351
NSN 6110-00-307-8480
NSN 5910-01-339-8510
NSN 6105-01-182-2913
NSN 5945-01-286-1501
NSN 5945-00-843-9155
NSN 5965-01-600-0566
NSN 5990-00-070-9608
NSN 6240-01-160-7934
NSN 5960-00-215-5884
NSN 5960-01-370-4285
NSN 5965-00-836-2690