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NACHI 557S/552A bearing Details:

Model: 557S/552A Brand: NACHI Bearing status: Original
Delivery time: 5-7 Days Inventory: Enough
Bearing 557S/552A

Tapered roller bearings 557S/552A

Bearing number : 557S/552A

Size (mm) : 123.825x53.975x38.100

Brand : NACHI

Bore Diameter (mm) : 123.825

Outer Diameter (mm) : 53.975

Width (mm) : 38.100

Bearing dimensions and specification in NACHI catalogue:

d - 53.975 mm

D - 123.825 mm

T - 38.100 mm

B - 36.678 mm

C - 30.162 mm

a - 9.2 mm

r1 min. - 3.5 mm

r2 min. - 3.3 mm

Weight - 2,25 Kg

Basic dynamic load rating (C) - 149000 kN

Basic static load rating (C0) - 197000 kN

(Grease) Lubrication Speed - 3000 r/min

(Oil) Lubrication Speed - 4100 r/min

Calculation factor (e) - 0.35

Calculation factor (Y0) - 0.95

Calculation factor (Y1) - 1.73

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