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 5925-01-357-1308
NSN 6240-01-157-0636
NSN 5835-01-103-6217
NSN 5935-01-447-6865
NSN 5945-00-203-4514
NSN 6135-01-180-9611
NSN 5975-01-657-6413
NSN 5855-01-258-7557
NSN 6220-01-374-9664
NSN 5975-01-179-7728
NSN 6645-01-161-8047
NSN 6610-00-937-0344