KOYO RNA4903 needle roller bearings

Our highly-skilled and factory-trained service experts have the resources to help you with all your KOYO RNA4903 needle roller bearings needs - including routine maintenance, AURORA Bearing Supply Co., Ltd. major repairs, warranty service, and 165x120x22 bearing equipment 15 mm Fw inspections.

What is RNA4903 bearing cross reference?

Brand Name:KOYO
Model Number:RNA4903
B:28 mm
D1 ≈:77.8 mm
d2 ≈:52.4 mm
d:45 mm
K:3 mm
r1,2 min.:1.1 mm
D:85 mm
Recommended lock nut tightening angle α:130 °
PDF RNA4903

Product Details

B28 mm
D1 ≈77.8 mm
d2 ≈52.4 mm
d45 mm
K3 mm
r1,2 min.1.1 mm
D85 mm
Recommended lock nut tightening angle α130 °
Calculation factor e0.26
Fatigue load limit Pu10.8 kN
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Phone +1-205-981-2973
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