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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 425-1900mm_R440-3

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External dimensions（mm)

d	440
D	540
T	63.5
B	60
C	52
Inner ring γ(minimum)	5
Outer Ring γ(minimum)	4

Rated load(N)

C_r	825
C_or	2150

Rated load{kgf}

C_r	84000
C_or	220000

Bearing code

R440-3

ISO355
size Series
(refer to)

—

Installation size(mm)

d_a	470
d_b	452
d_a(maximum）	514
d_a（minimum）	(注)
D_b(minimum)	531
S_a(minimum）	—
S_b(minimum）	—
Inner ring γ_a(maximum）	4
Outer Ring γ_a（maximum）	3

Location of
action point
(mm)

95.4

constant

0.41

axial load
coefficient

Y₁	1.5
Y₀	0.8

weight(kg)

(refer to)

29.9

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 425-1900mm

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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 425-1900mm_R440-3

External dimensions（mm)

Rated load(N)

Rated load{kgf}

Bearing code

ISO355size Series(refer to)

Installation size(mm)

Location of action point(mm)

constant

axial loadcoefficient

weight(kg)

describe

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ISO355
size Series
(refer to)

Location of
action point
(mm)

axial load
coefficient