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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30207J

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External dimensions（mm)

d	35
D	72
T	18.25
B	17
C	15
Inner ring γ(minimum)	1.5
Outer Ring γ(minimum)	1.5

Rated load(N)

C_r	54000
C_or	59500

Rated load{kgf}

C_r	5500
C_or	6050

Rated speed min^-1

grease	5300
oil	7100

Bearing code

HR30207J

ISO355
size Series
(refer to)

3DB

Installation size(mm)

d_a（minimum）	46
d_b(maximum）	43
d_a(maximum）	63
d_a（minimum）	62
D_b(minimum)	67
S_a(minimum）	3
S_b(minimum）	3
Inner ring γ_a(maximum）	1.5
Outer Ring γ_a（maximum）	1.5

Location of
action point
(mm)

constant

0.38

axial load
coefficient

Y₁	1.6
Y₀	0.88

weight(kg)

(refer to)

0.34

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_HR30207J

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