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Cylindrical roller bearing/Double row cylindrical roller bearings

Double column cylinder (standard) 25-850 millimeters_NNU 4928

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External dimensions(mm)

d140
D190
B50
γ(minimum)1.5
FW154
EW

Rated load(KN)

Cr283
Cor585

Rated speed min-1

grease2800
oil3600

Bearing code

Cylindrical holeNNU 4928
conical boreNNU 4928 K

Installation size(mm)

Da
(minimum)
148
da
(maximum)
153
d1a
(minimum)
150
dc
(minimum)
158
da
(maximum)
182
Da
(minimum)
γa
(maximum)
1.5

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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