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 5920-01-577-0619
NSN 5998-01-643-3004
NSN 5915-01-216-0370
NSN 6110-01-252-5439
NSN 5996-00-158-9572
NSN 5855-00-149-0766
NSN 6610-01-258-6206
NSN 5985-00-086-9953
NSN 5960-01-209-3618
NSN 5855-00-610-4052
NSN 5915-01-438-6668
NSN 5935-01-356-6628