KOYO 30234JR bearing

Bearing 30234JR

KOYO 30234JR bearing, Size: 170x310x57. KOYO 30234JR are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearing 30234JR

Bearing number : 30234JR

Size (mm) : 170x310x57

Brand : KOYO

Bore Diameter (mm) : 170

Outer Diameter (mm) : 310

Width (mm) : 57

Bearing dimensions and specification in KOYO catalogue:

d - 170 mm

D - 310 mm

T - 57 mm

B - 52 mm

C - 43 mm

a - 61,2 mm

r min. - 5 mm

r2 min. - 4 mm

da min. - 192 mm

da max - 202 mm

Da min - 269 mm

Da max. - 292 mm

Db min. - 288 mm

ra max. - 4 mm

rb max. - 3 mm

Weight - 17,8 Kg

Basic dynamic load rating (C) - 620 kN

Basic static load rating (C0) - 867 kN

(Grease) Lubrication Speed - 1100 r/min

(Oil) Lubrication Speed - 1500 r/min

Calculation factor (e) - 0,44

Calculation factor (Y0) - 0,76

Calculation factor (Y1) - 1,38

Tags :  KOYO , 170x310x57

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