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 5985-01-479-5078
NSN 5855-01-414-6265
NSN 5855-00-174-3482
NSN 6145-01-224-7655
NSN 6320-00-445-1187
NSN 6240-01-068-8828
NSN 5965-01-013-0290
NSN 6650-01-302-7685
NSN 6110-01-485-1622
NSN 6145-01-495-0942
NSN 6150-01-472-4124
NSN 6650-00-585-2786