MR3121.5 Full Ceramic Bearing 21.5x31x7mm ID Bore 21.5mm

Full Ceramic Ball Bearing, measures an inner diameter of 21.5mm, outer diameter is 31mm and the width is 7mm, a standard bearing size commonly used in a variety of industrial and commercial applications, Bearing is made from Ceramic.

• Item: 6804 Modified Ball bearing
• Type: Full Ceramic Ball Bearing
• Balls: Made from Zirconia Ceramic (ZrO₂)
• Cage Material: PTFE (Polytetrafluoroethylene)
• Races Material: Zirconia (ZrO₂) Ceramic
• Dimensions: 21.5mm x 31mm x 7mm/Metric
• ID (inner diameter)/Bore: 21.5mm
• OD (outer diameter): 31mm
• Width: 7mm
• Size: 21.5 x 31 x 7 mm
• Quantity: One ball bearing