R1038-2RS Full Ceramic Sealed Ball Bearing, the inner diameter is 3/8" inch, outer diameter is 5/8" inch and the width is 5/32" inch, Bearing is made of Ceramic.

• Item: R1038-2RS Ball Bearing
• Type: Full Ceramic Ball Bearing
• Cage: PTFE
• Balls: ZrO2 Ceramic
• Inner/outer races: ZrO2 Ceramic
• Dimensions: 3/8" x 5/8" x 5/32" inch
• ID (inner diameter)/Bore: 3/8" inch
• OD (outer diameter): 5/8" inch
• Width/Height/thickness: 5/32" inch
• Quantity: One Bearing