6203ZZC3 Shielded Ball Bearing
17x40x12mm – C3 Clearance – High-Speed Rated

The 6203ZZC3 is a premium radial ball bearing with double metal shields and C3 internal clearance, ideal for applications requiring heat tolerance and high-speed capability. Built from durable chrome steel, this bearing is perfect for electric motors, power tools, and industrial machinery.

Size: 17mm (ID) x 40mm (OD) x 12mm (Width)
Type: Deep groove radial ball bearing
Closures: Double metal shields (ZZ)
Clearance: C3 for thermal expansion and high-speed use
Dynamic load rating: 9,550 N
Static load rating: 4,800 N
Max speed (grease): 18,000 RPM
Quantity: 1 bearing
Brand: VXB

What is C3 clearance in ball bearings?
C3 clearance means the bearing has slightly more internal space, allowing it to handle higher speeds and heat without seizing. Its perfect for electric motors and machinery that run continuously or a