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Cylindrical roller bearing/Double row cylindrical roller bearings

Double column cylinder (standard) 25-850 millimeters_NNU 4956

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External dimensions(mm)

d280
D380
B100
γ(minimum)2.1
FW309
EW

Rated load(KN)

Cr960
Cor2230

Rated speed min-1

grease1300
oil1700

Bearing code

Cylindrical holeNNU 4956
conical boreNNU 4956 K

Installation size(mm)

Da
(minimum)
291
da
(maximum)
308
d1a
(minimum)
295
dc
(minimum)
315
da
(maximum)
369
Da
(minimum)
γa
(maximum)
2

weight(kg)

(refer to)-

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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