Chain Data For All Sprockets

Single Strand t1 and THR

Double and Triple Strand

4 Strand

A.S.A. Chain No.

Pitch P

Roller Width W

Roller Dia.

t2

M2

M3

t4

M2

M3

M4

K

Minus Tolerence on "t" and "M"

Minus Tolerence on THR

25

1/4

1/8

0.130

0.110

0.107

0.359

0.611

0.096

0.348

0.600

0.852

0.252

0.007

0.021

35

3/8

3/16

0.200

0.168

0.162

0.561

0.960

0.149

0.548

0.947

1.346

0.399

0.008

0.027

41

1/2

1/4

0.306

0.227

0.009

0.032

40

1/2

5/16

0.312

0.284

0.275

0.841

1.407

0.256

0.822

1.388

1.954

0.566

0.009

0.035

50

5/8

3/8

0.400

0.343

0.332

1.045

1.758

0.311

1.024

1.737

2.450

0.713

0.010

0.036

60

3/4

1/2

0.469

0.459

0.444

1.341

2.238

0.418

1.315

2.212

3.108

0.897

0.011

0.036

80

1

5/8

0.625

0.575

0.557

1.700

2.863

0.526

1.679

2.832

3.985

1.153

0.012

0.040

100

1 1/4

3/4

0.750

0.692

0.669

2.077

3.484

0.633

2.041

3.449

4.875

1.408

0.014

0.046

120

1 1/2

1

0.875

0.924

0.894

2.683

4.472

0.848

2.637

4.426

6.215

1.789

0.016

0.057

140

1 3/4

1

1.000

0.924

0.894

2.818

4.472

0.848

2.772

4.696

6.620

1.924

0.016

0.057

160

2

1 1/4

1.125

1.156

1.119

3.424

5.729

1.063

3.368

5.673

7.978

2.305

0.019

0.062

180

2 1/4

1 13/32

1.406

1.301

1.259

3.851

6.443

1.197

3.789

6.381

8.973

2.592

0.020

0.068

200

2 1/2

1 1/2

1.562

1.389

1.344

4.161

6.978

1.278

4.095

6.912

9.729

2.817

0.021

0.072

240

3

1 /78

1.875

1.738

1.682

5.140

8.498

1.601

5.059

8.517

11.975

3.458

0.025

0.087

HEAVY CHAIN SPROCKETS SERIES

60H

0.750

0.500

0.469

0.459

0.444

1.472

2.500

0.418

1.446

2.474

3.502

1.028

0.011

0.036

80H

1.000

0.625

0.625

0.575

0.557

1.840

3.123

0.526

1.809

3.092

4.375

1.283

0.012

0.040

100H

1.250

0.750

0.750

0.692

0.669

2.208

3.747

0.638

2.172

3.711

5.250

1.539

0.014

0.046

120H

1.500

1.000

0.875

0.924

0.894

2.818

4.742

0.848

2.772

4.686

6.620

1.924

0.016

0.057

140H

1.750

1.000

1.000

0.924

0.894

2.949

5.004

0.848

2.903

4.958

7.013

2.055

0.016

0.057

160H

2.000

1.250

1.125

1.156

1.119

3.555

5.991

1.063

3.499

5.935

8.371

2.436

0.019

0.062

180H

2.250

1.406

1.406

1.301

1.259

3.982

6.705

1.197

3.92

6.643

9.366

2.723

0.020

0.068

200H

2.500

1.500

1.562

1.389

1.344

4.427

7.510

1.278

4.361

7.444

10.527

3.083

0.021

0.072