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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30207C

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External dimensions（mm)

d	35
D	72
T	18.25
B	17
C	13
Inner ring γ(minimum)	1.5
Outer Ring γ(minimum)	1.5

Rated load(N)

C_r	47000
C_or	54500

Rated load{kgf}

C_r	4750
C_or	5550

Rated speed min^-1

grease	5000
oil	6700

Bearing code

HR30207C

ISO355
size Series
(refer to)

—

Installation size(mm)

d_a（minimum）	46
d_b(maximum）	44
d_a(maximum）	63
d_a（minimum）	59
D_b(minimum)	68
S_a(minimum）	3
S_b(minimum）	5
Inner ring γ_a(maximum）	1.5
Outer Ring γ_a（maximum）	1.5

Location of
action point
(mm)

19.6

constant

0.66

axial load
coefficient

Y₁	0.91
Y₀	0.5

weight(kg)

(refer to)

0.331

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_HR30207C

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