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Tapered Roller Bearings/single-row tapered roller bearing

Single row tapered roller bearing (metric series) inner diameter 425-1900mm_R490-1

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External dimensions（mm)

d	490
D	600
T	35
B	35
C	28
Inner ring γ(minimum)	3
Outer Ring γ(minimum)	2.5

Rated load(N)

C_r	460
C_or	1200

Rated load{kgf}

C_r	47000
C_or	122000

Bearing code

R490-1

ISO355
size Series
(refer to)

—

Installation size(mm)

d_a	518
d_b	509
d_a(maximum）	575
d_a（minimum）	(注)
D_b(minimum)	583
S_a(minimum）	—
S_b(minimum）	—
Inner ring γ_a(maximum）	2
Outer Ring γ_a（maximum）	2

Location of
action point
(mm)

75.7

constant

0.33

axial load
coefficient

Y₁	1.8
Y₀	0.99

weight(kg)

(refer to)

20.7

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_R490-1

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