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 2925-00-278-9468
NSN 6145-01-494-6252
NSN 6130-00-250-9270
NSN 5945-01-150-8125
NSN 5996-00-235-0823
NSN 2925-01-540-7389
NSN 5835-00-644-4512
NSN 5960-01-370-4285
NSN 5835-01-509-8992
NSN 6150-01-413-7144
NSN 6110-01-232-0840
NSN 5999-01-308-0485