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 5855-00-189-6066
NSN 6145-01-098-3899
NSN 5945-01-623-2564
NSN 7035-00-371-7749
NSN 6240-01-026-1376
NSN 5910-00-069-6806
NSN 6650-01-214-9728
NSN 6610-00-766-7923
NSN 5910-01-104-9185
NSN 5996-01-010-8609
NSN 5965-00-482-7945
NSN 5855-00-149-0766