Ball Screw specifications

Lead (mm)

2

BCD (mm)

10.3

Thread minor diameter (mm)

9.0

Threading direction/
no. of threaded grooves

Right-hand, 1

No. of circuits

3 rowsX 1 turn

Clearance symbol

G0

GT

G2

Axial clearance (mm)

0

0.005 Max

0.02 Max

Basic dynamic load rating Ca(kN)

1.5

Basic static load rating C0a(kN)

2.9

Preload torque  (N·m)

¡­2.5×10-2

-

Spacer ball

None

 

 

 

Unit : mm

1kN¡Ö102kgf

 

Ball Screw model No.

Stroke

Screw-shaft length

Screw-shaft
longitudinal-axis
runout

D

Nut
circumferential
runout

H

Flange
perpen-
dicularity

I

Shaft
thread
runout

J

L1

L2

L3

BNK 1002-3RRG0 + 143LC3Y

50

85

97

143

0.020

0.009

0.008

0.007

BNK 1002-3RRG0 + 143LC5Y

0.035

0.012

0.010

0.011

BNK 1002-3RRG2 + 143LC7Y

0.040

0.020

0.014

0.014

BNK 1002-3RRG0 + 193LC3Y

100

135

147

193

0.030

0.009

0.008

0.007

BNK 1002-3RRG0 + 193LC5Y

0.035

0.012

0.010

0.011

BNK 1002-3RRG2 + 193LC7Y

0.040

0.020

0.014

0.014

BNK 1002-3RRG0 + 243LC3Y

150

185

197

243

0.030

0.009

0.008

0.007

BNK 1002-3RRG0 + 243LC5Y

0.040

0.012

0.010

0.011

BNK 1002-3RRG2 + 243LC7Y

0.055

0.020

0.014

0.014

BNK 1002-3RRG0 + 293LC3Y

200

235

247

293

0.030

0.009

0.008

0.007

BNK 1002-3RRG0 + 293LC5Y

0.040

0.012

0.010

0.011

BNK 1002-3RRG2 + 293LC7Y

0.055

0.020

0.014

0.014