6203Z Koyo Bearing 6203ZC3 Single Shielded Deep Groove Ball Bearing 17 mm Inner Diameter 40 mm Outer Diameter 12 mm Width For Precision Machinery And Long Service Life

6203Z Koyo deep groove ball bearing 17x40x12 single bearing
✔️ Bore 17 mm; OD 40 mm; width 12 mm; steel, single shield

KOYO 6203Z is a single shielded deep groove ball bearing used to support rotating shafts in machines like conveyors, fans, and gearboxes.

✅ Bore diameter: 17 mm
✅Outer diameter ：40 mm
✅Width：12 mm
✅ Material: steel; Deep groove ball bearing
✅ Cage material: steel; Riveted
✅ Closure type: Single Shield
✅ Dynamic load capacity: 12 kN
✅ Fillet radius: 0.6 mm
✅ Internal clearance: C0
✅ Max RPM (grease): 17000 rpm; (oil): 21000 rpm

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A handy bearing housing used to support rotating shafts with proper alignment and reduced friction in machines such as conveyors, fans, gear drives, and woodworking equipment.

• Helps maintain shaft alignment and reduce vibration in machinery
• Common in conveyors, gearboxes, and agricultural machinery
• Choice of steel housings with single shield or seal options
• Regular lubrication and correct clearance extend service life