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Tapered Roller Bearings/Four row tapered roller bearings

Four row tapered roller bearing KV (TQO) type inner diameter 100-1500mm_* 300KV4251

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External dimensions（mm)

d	300.038
D	422.275
B₄	311.15
C₄	311.15
γ₁ （minimum）	3.3
γ (minimum)	3.3

Rated load(KN)

C_r	3400
C_or	8200

Rated load{kgf}

C_r	345000
C_or	840000

Bearing code

* 300KV4251

Legend Model

Installation size(mm)

d_b	318
d_a	395
γ_a (maximum)	3.3
γ_b (maximum)	3.3

constant

0.34

Axial load factor

Y₂	3
Y₃	2

weight(kg)

(refer to)

136

refer toBearing code

HM256849D-810-810D

describe

* 300KV4251 Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

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Four row tapered roller bearing KV (TQO) type inner diameter 100-1500mm

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