Ball Screw specifications

Lead (mm)

10

BCD (mm)

10.5

Thread minor diameter  (mm)

7.8

Threading direction/
no. of threaded grooves

Right-hand, 1

No. of circuits

1 rowX 1.5 turns

Clearance symbol

G0

GT

G2

Axial clearance (mm)

0

0.005 Max

0.02 Max

Basic dynamic load rating Ca(kN)

1.3

2.1

Basic static load rating C0a(kN)

1.6

3.1

Preload torque (N·m)

9.8×10-3¡­4.9×10-2

-

Spacer ball

1:1

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 1010-1.5RRG0 + 240LC5Y

100

167

185

240

0.040

0.012

0.010

0.011

BNK 1010-1.5RRG2 + 240LC7Y

0.055

0.020

0.014

0.014

BNK 1010-1.5RRG0 + 290LC5Y

150

217

235

290

0.040

0.012

0.010

0.011

BNK 1010-1.5RRG2 + 290LC7Y

0.055

0.020

0.014

0.014

BNK 1010-1.5RRG0 + 340LC5Y

200

267

285

340

0.050

0.012

0.010

0.011

BNK 1010-1.5RRG2 + 340LC7Y

0.065

0.020

0.014

0.014

BNK 1010-1.5RRG0 + 390LC5Y

250

317

335

390

0.050

0.012

0.010

0.011

BNK 1010-1.5RRG2 + 390LC7Y

0.065

0.020

0.014

0.014

BNK 1010-1.5RRG0 + 440LC5Y

300

367

385

440

0.065

0.012

0.010

0.011

BNK 1010-1.5RRG2 + 440LC7Y

0.080

0.020

0.014

0.014