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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 15-420mm_HR30221J

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External dimensions（mm)

d	105
D	190
T	39
B	36
C	30
Inner ring γ(minimum)	3
Outer Ring γ(minimum)	2.5

Rated load(N)

C_r	280000
C_or	365000

Rated load{kgf}

C_r	28500
C_or	37500

Rated speed min^-1

grease	1900
oil	2600

Bearing code

HR30221J

ISO355
size Series
(refer to)

3FB

Installation size(mm)

d_a（minimum）	123
d_b(maximum）	123
d_a(maximum）	178
d_a（minimum）	166
D_b(minimum)	177
S_a(minimum）	6
S_b(minimum）	9
Inner ring γ_a(maximum）	2.5
Outer Ring γ_a（maximum）	2

Location of
action point
(mm)

38.1

constant

0.42

axial load
coefficient

Y₁	1.4
Y₀	0.79

weight(kg)

(refer to)

4.51

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_HR30221J

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