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Ball Screws and Nuts

Duff-Norton has been manufacturing ball screw and nuts for our actuator products for decades, and is now applying those years of experience to bring you an expanded assortment of ball screw and nuts for your application requirements.

Screw
Diameter

Acme Screw
Part#

Screw
Lead (in)

Turns
Per Inch

Thread
Starts

Standard
Length

Root
Diameter

Acme Nut
Part#

Acme Nut
Description

Flange
Part#

1/2"

050BSA020

.200

5

Single

6 ft.

.360

050BNH020

Round 2 Circuit

FL0937

050BSA050

.500

2

Double

6 ft.

.360

050BNH050

Round 2 Circuit

FL0937

.631"

063BSA020

.200

5

Single

6 ft.

.480

063BNE020

Square 1 Circuit

FL0937

063BSA020L

.200

5

Single LH

6 ft.

.480

063BNE020L

Square 1 Circuit

FL0937

063BSA100

1.00

1

Double

6 ft.

.480

063BNH100

Round 2 Circuit

FL0937

3/4"

075BSA020

.200

5

Single

6 ft.

.660

075BNG020

Round 1 Circuit

FL1137

075BSA020

.200

5

Single

6 ft.

.660

075BNH020

Round 2 Circuit

FL1137

075BSA050

.500

2

Double

6 ft.

.630

075BNH050

Round 2 Circuit

FL1137

1"

100BSA025

.250

4

Single

16 ft.

.840

100BNE025

Square 1 Circuit

FL1563

100BSA025

.250

4

Single

16 ft.

.840

100BNF025

Square 2 Circuit

FL1563

100BSA100

1.00

1

Double

16 ft.

.840

100BNF100

Square 2 Circuit

FL1563

1.17"

117BSA041

.413

2.421

Single

16 ft.

.870

117BNH041

Round 2 Circuit

FL1967

1 1/2"

150BSA047

.473

2.114

Single

20 ft.

1.14

150BNH047

Round 2 Circuit

FL2548

150BSA100

1.00

1

Double

20 ft.

1.14

150BNF100

Square 2 Circuit

FL2250

150BSA100

1.00

1

Double

20 ft.

1.14

150BNH100

Round 2 Circuit

FL2250

150BSA187

1.875

.53

Double

20 ft.

1.19

150BNF187

Square 2 Circuit

FL2250

2"

200BSA050

.500

2

Single

20 ft.

1.72

200BNH050

Round 2 Circuit

FL3000

200BSA100

1.00

1

Double

20 ft.

1.72

200BNH100

Round 2 Circuit

FL3000

2 1/4"

225BSA050

.500

2

Single

20 ft.

1.85

225BNH050

Round 2 Circuit

FL3137

225BSA050L

.500

2

Single LH

20 ft.

1.85

225BNH050L

Round 2 Circuit

FL3137

225BSA100

1.00

1

Double

20 ft.

1.85

225BNH100

Round 2 Circuit

FL3137

3"

300BSA066

.660

1.515

Single

20 ft.

2.48

300BNJ066

Round 3 Circuit

FL4325

4"

400BSA100

1.00

1

Single

20 ft.

3.34

400BNJ100

Round 3 Circuit

FL5497

Ball Screw and Nut Selection Guide

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DUFF NORTON SALES SOUTH PACIFIC
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ABN 38 096 324 337

Head Office
PO Box 987, North Lakes,
QLD 4509, Australia

Ph: 07 3491 6474
Fax: 07 3491 7944
Email:
dnsales@bigpond.com

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