Wholesale Pack of 20 6903 Full Ceramic Si3N4 Bearing 17x30x7

6903 Full Ceramic Ball Bearing, the inner diameter is 17mm, outer diameter is 30mm and the width is 7mm, this is a popular size that could be used in many applications, Bearing is made of Ceramic.

• Item: 6903 Ball Bearing
• Type: Full Ceramic Ball Bearing
• Inner/outer races: Si3N4 Ceramic
• Balls: S3N4 Ceramic
• Cage: PTFE
• Dimensions: 17mmx30mmx7mm/Metric
• ID (inner diameter)/Bore: 17mm
• OD (outer diameter): 30mm
• Width/Height/thickness: 7mm
• Quantity: 20 Bearings