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 6610-01-232-4802
NSN 5965-00-529-0602
NSN 5990-01-468-1292
NSN 5925-01-441-3841
NSN 6620-00-891-2225
NSN 5855-00-149-0766
NSN 5990-00-876-7893
NSN 6610-01-278-9704
NSN 5990-01-462-6961
NSN 6145-01-387-6221
NSN 5945-01-481-3701
NSN 2925-00-614-1758