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Thrust angular-contact ball bearing/Bearings for ball screw support

Ball screw support bearings for machine tools (open type) with an inner diameter of 15-60 millimeters_40 TAC 72B

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External dimensions(mm)

d40
D72
B15
γ(minimum)1
γ1(minimum)0.6

size(mm)

d149
D257
d157
D262.7

Recommended lubricating grease

Filling amount
(cc)
3.9

Rated speed min-1

grease3600
oil4800

Bearing code

40 TAC 72B

Rated dynamic load Ca

Single -row bear load
DF, DB
(N)
31500
Double-row bear load
DT, DF, DBD
DFF, DBB
(N)
51500
3 columns bear load DTD,DFT,DBT(N)68500

Ultimate axial load

Single -row bear load
DF, DB
(N)
52000
Double-row bear load
DT, DF, DBD
DFF, DBB
(N)
104000
3 columns bear load DTD,DFT,DBT(N)157000

weight(kg)

(refer to)0.275

describe

40 TAC 72B Bearings are mainly used in industries such as construction machinery, machine tools, automobiles, metallurgy, mining, petroleum, machinery, electricity, and railways

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