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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30211J

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External dimensions（mm)

d	55
D	100
T	22.75
B	21
C	18
Inner ring γ(minimum)	2
Outer Ring γ(minimum)	1.5

Rated load(N)

C_r	94500
C_or	113000

Rated load{kgf}

C_r	9650
C_or	11500

Rated speed min^-1

grease	3600
oil	5000

Bearing code

HR30211J

ISO355
size Series
(refer to)

3DB

Installation size(mm)

d_a（minimum）	67
d_b(maximum）	64
d_a(maximum）	91
d_a（minimum）	89
D_b(minimum)	94
S_a(minimum）	4
S_b(minimum）	4.5
Inner ring γ_a(maximum）	2
Outer Ring γ_a（maximum）	1.5

Location of
action point
(mm)

20.9

constant

0.41

axial load
coefficient

Y₁	1.5
Y₀	0.81

weight(kg)

(refer to)

0.736

describe

Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

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Single row tapered roller bearing (metric series) inner diameter 15-420mm

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Quickly find the product you need

Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30211J

External dimensions（mm)

Rated load(N)

Rated load{kgf}

Rated speed min-1

Bearing code

ISO355size Series(refer to)

Installation size(mm)

Location of action point(mm)

constant

axial loadcoefficient

weight(kg)

describe

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Rated speed min^-1

ISO355
size Series
(refer to)

Location of
action point
(mm)

axial load
coefficient