KOYO 31321JR bearing

Bearing 31321JR

KOYO 31321JR bearing, Size: 105x225x58. KOYO 31321JR are used in a wide variety of applications, suitable for high speeds and are robust in operation, and need little maintenance.

Tapered roller bearing 31321JR

Bearing number : 31321JR

Size (mm) : 105x225x58

Brand : KOYO

Bore Diameter (mm) : 105

Outer Diameter (mm) : 225

Width (mm) : 58

Bearing dimensions and specification in KOYO catalogue:

d - 105 mm

D - 225 mm

T - 58 mm

B - 53 mm

C - 36 mm

a - 70,3 mm

r min. - 4 mm

r1 min. - 3 mm

r2 min. - 3 mm

da min. - 123 mm

da max - 126 mm

Da min - 193 mm

Da max. - 211 mm

db max. - 126 mm

Db min. - 211 mm

ra max. - 3 mm

rb max. - 2,5 mm

Db - 211 mm

Weight - 9,72 Kg

Basic dynamic load rating (C) - 397 kN

Basic static load rating (C0) - 489 kN

(Grease) Lubrication Speed - 1500 r/min

(Oil) Lubrication Speed - 2100 r/min

Calculation factor (e) - 0,83

Calculation factor (Y0) - 0,4

Calculation factor (Y1) - 0,73

Tags :  KOYO , 105x225x58

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