Ball Screw specifications

Lead (mm)

10

BCD (mm)

21.0

Thread minor diameter  (mm)

16.4

Threading direction/
no. of threaded grooves

Right-hand, 1

No. of circuits

1 rows X 2.5 turns

Clearance symbol

G0

GT

G2

Axial clearance (mm)

0

0.005 Max

0.02 Max

Basic dynamic load rating Ca(kN)

7.0

11.1

Basic static load rating C0a(kN)

11.0

22.0

Preload torque (N·m)

2.0×10-3¡­9.8×10-2

-

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 2010-2.5RRG0+499LC5Y

300

389

414

499

0.040

0.015

0.011

0.012

BNK 2010-2.5RRG2+499LC7Y

0.060

0.030

0.018

0.014

BNK 2010-2.5RRG0+599LC5Y

400

489

514

599

0.050

0.015

0.011

0.012

BNK 2010-2.5RRG2+599LC7Y

0.075

0.030

0.018

0.014

BNK 2010-2.5RRG0+699LC5Y

500

589

614

699

0.065

0.015

0.011

0.012

BNK 2010-2.5RRG2+699LC7Y

0.090

0.030

0.018

0.014

BNK 2010-2.5RRG0+799LC5Y

600

689

714

799

0.065

0.015

0.011

0.012

BNK 2010-2.5RRG2+799LC7Y

0.090

0.030

0.018

0.014

BNK 2010-2.5RRG0+899LC5Y

700

789

814

899

0.085

0.015

0.011

0.012

BNK 2010-2.5RRG2+899LC7Y

0.120

0.030

0.018

0.014

BNK 2010-2.5RRG0+999LC5Y

800

889

914

999

0.085

0.015

0.011

0.012

BNK 2010-2.5RRG2+999LC7Y

0.120

0.030

0.018

0.014

BNK 2010-2.5RRG0+1099LC5Y

900

989

1014

1099

0.110

0.015

0.011

0.012

BNK 2010-2.5RRG2+1099LC7Y

0.150

0.030

0.018

0.014

BNK 2010-2.5RRG0+1199LC5Y

1000

1089

1114

1199

0.110

0.015

0.011

0.012

BNK 2010-2.5RRG2+1199LC7Y

0.150

0.030

0.018

0.014

BNK 2010-2.5RRG0+1299LC5Y

1100

1189

1214

1299

0.150

0.015

0.011

0.012

BNK 2010-2.5RRG2+1299LC7Y

0.190

0.030

0.018

0.014