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Acme Screws & Nuts

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

View acme screw specification cut sheets

Acme ½ Inch

Acme 5/8 Inch

Acme 3/4 Inch

Acme 1 Inch

Acme 1-1/2 Inch

Acme 2 Inch

Acme 2-1/4 Inch

Acme 2-1/2 Inch

Acme 3 Inch

Acme 3-3/4 Inch

Acme 4-1/2 Inch

Acme 5 Inch

Acme 6 Inch

Acme 7 Inch

Acme 9 Inch

Screw Diameter
Part #
Screw Lead (in)
Turns Per Inch
Thread Starts
Standard Length
Root Diameter
Acme Nut Description
Flange Part# 

1/2"

050ASA010R

0.100

10

Single

6 ft.

.359

Bronze

FL0937

 

050ASA020R

0.200

5

Single

6 ft.

.362

Bronze

FL0937

 

050ASA025R

0.250

4

Single

6 ft.

.381

Bronze or Plastic

FL0937

 

050ASA050R

0.500

2

Double

 

.377

Bronze or Plastic

FL0937

5/8"

063ASA010R

0.100

10

Single

6 ft.

.484

Bronze

FL0937

 

063ASA013R

0.125

8

Single

6 ft.

.470

Bronze

FL0937

 

063ASA020R

0.200

5

Single

6 ft.

.487

Bronze

FL0937

 

063ASA025R

0.250

4

Single

6 ft.

.506

Bronze or Plastic

FL0937

 

063ASA050R

0.500

2

Double

6 ft.

.506

Bronze or Plastic

FL0937

3/4"

075ASA010

0.100

10

Single

5 ft.

.608

Bronze

FL1000

 

075ASA020R

0.200

5

Single

12 ft.

.517

Bronze

FL1000

 

075ASA025

0.250

4

Single

5 ft.

.450

Bronze or Plastic

FL1000

 

075ASA050

0.500

2

Double

5 ft.

.450

Bronze or Plastic

FL1000

 

075ASA100R

1.000

1

Quad

12 ft.

.450

Bronze or Plastic

FL1000

1"

100ASA010R

0.100

10

Single

12 ft.

.857

Bronze

FL1375

 

100ASA020R

0.200

5

Single

12 ft.

.751

Bronze

FL1375

 

100ASA025R

0.250

4

Single

12 ft.

.715

Bronze or Plastic

FL1375

 

100ASA050R

0.500

2

Double

12 ft.

.715

Bronze or Plastic

FL1375

 

100ASA100R

1.000

1

Quad

12 ft.

.715

Bronze or Plastic

FL1375

1 1/2"

150ASA010R

0.100

10

Single

12 ft.

1.355

Bronze

FL1967

 

150ASA025R

0.250

4

Single

12 ft.

1.215

Bronze

FL1967

 

150ASA038R

0.375

2.67

Single

12 ft.

1.053

Bronze

FL1967

 

150ASA050R

0.500

2

Double

12 ft.

1.196

Bronze

FL1967

2"

200ASA025

0.250

4

Single

12 ft.

1.713

Bronze

FL2548

 

200ASA050R

0.500

2

Single

12 ft.

1.435

Bronze

FL2548

2 1/4"

225ASA025

0.250

4

Single

12 ft.

1.944

Bronze

FL3137

 

225ASA050R

0.500

2

Single

12 ft.

1.685

Bronze

FL3137

2 1/2"

250ASA025

0.250

4

Single

12 ft.

2.213

Bronze

FL3137

 

250ASA050R

0.500

2

Single

12 ft.

1.934

Bronze

FL3137

3"

300ASA032

0.320

3.125

Single

12 ft.

2.761

Bronze Nuts

Bronze Nuts

 

300ASA067R

0.666

1.52

Single

12 ft.

2.548

with Integral

with Integral

3 3/4"

375ASA032

0.320

3.125

Single

12 ft.

3.390

Flanges

Flanges

 

375ASA067R

0.666

2

Single

12 ft.

3.297

Bronze Nuts

Bronze Nuts

 

375ASA133

1.330

.75

Double

12 ft.

3.295

with Integral

with Integral

4 1/2"

450ASA032

0.320

3.125

Single

12 ft.

4.139

Flanges

Flanges

 

450ASA067

0.666

1.52

Single

12 ft.

3.978

Bronze Nuts

Bronze Nuts

5"

500ASA067

0.666

1.52

Single

12 ft.

4.343

with Integral

with Integral

6"

600ASA075

0.750

1.33

Single

12 ft.

5.196

Flanges

Flanges

 

600ASA100

1.000

1

Single

12 ft.

5.074

Bronze Nuts

Bronze Nuts

7"

700ASA100

1.000

1

Single

12 ft.

6.058

with Integral

with Integral

9"

900ASA100

1.000

1

Single

12 ft.

7.850

Flanges

Flanges

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