686 Full Ceramic Zirconium Oxide Ball Bearing, the inner diameter is 6mm, outer diameter is 13mm and the width is 3.5mm, Bearing is made of Ceramic.

• Item: 686 Ball Bearing
• Type: Full Ceramic Ball Bearing
• Cage: PTFE Cage
• Balls: ZrO2 (Zirconium Oxide) Ceramic
• Inner/outer races: ZrO2 (Zirconium Oxide) Ceramic
• Dimensions: 6mm x 13mm x 3.5mm/Metric
• ID (inner diameter)/Bore: 6mm
• OD (outer diameter): 13mm
• Width/Height/thickness: 3.5mm
• Size: 6 x 13 x 3.5 mm
• Quantity: One bearing
• Highest Temperature: 356 (degrees fahrenheit) = 180 (degrees Celsius)