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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30303J

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External dimensions（mm)

d	17
D	47
T	15.25
B	14
C	12
Inner ring γ(minimum)	1
Outer Ring γ(minimum)	1

Rated load(N)

C_r	29200
C_or	26700

Rated load{kgf}

C_r	2980
C_or	2720

Rated speed min^-1

grease	8500
oil	12000

Bearing code

HR30303J

ISO355
size Series
(refer to)

2FB

Installation size(mm)

d_a（minimum）	26
d_b(maximum）	24
d_a(maximum）	41
d_a（minimum）	40
D_b(minimum)	43
S_a(minimum）	2
S_b(minimum）	3
Inner ring γ_a(maximum）	1
Outer Ring γ_a（maximum）	1

Location of
action point
(mm)

10.4

constant

0.29

axial load
coefficient

Y₁	2.1
Y₀	1.2

weight(kg)

(refer to)

0.134

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_HR30303J

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