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 5935-00-553-3340
NSN 5920-00-187-0260
NSN 5920-01-100-5571
NSN 5998-01-495-7190
NSN 6610-00-883-5160
NSN 6150-01-016-9688
NSN 5999-01-425-3971
NSN 6145-01-502-9150
NSN 6220-01-184-8738
NSN 7035-01-003-1944
NSN 5999-00-807-8104
NSN 5998-00-981-7227