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Conversion Inch-Fractals to Millimeters

Specifications of International Thread Standards

Conversion Inch-Fractals to Millimeters

Fraction
Inch "

Size
mm

Fraction
Inch "

Size
mm

1/128

0,198

1/64

0,397

3/128

0,595

3/64

1,191

5/128

0,992

5/64

1,984

7/128

1,389

7/64

2,778

9/128

1,786

9/64

3,572

11/128

2,183

11/64

4,366

13/128

2,580

13/64

5,159

15/128

2,977

15/64

5,953

17/128

3,373

17/64

6,747

19/128

3,770

19/64

7,541

21/128

4,167

21/64

8,334

23/128

4,564

23/64

9,128

25/128

4,961

25/64

9,922

27/128

5,358

27/64

10,716

29/128

5,755

29/64

11,509

31/128

6,152

31/64

12,303

33/128

6,548

33/64

13,097

35/128

6,945

35/64

13,891

37/128

7,342

37/64

14,684

39/128

7,739

39/64

15,478

41/128

8,136

41/64

16,272

43/128

8,533

43/64

17,264

45/128

8,930

45/64

17,859

47/128

9,327

47/64

18,653

49/128

9,723

49/64

19,447

51/128

10,120

51/64

20,241

53/128

10,517

53/64

21,034

55/128

10,914

55/64

21,828

57/128

11,311

57/64

22,622

59/128

11,708

59/64

23,416

61/128

12,105

61/64

24,209

63/128

12,502

63/64

25,003

65/128

12,898

1/32

0,794

67/128

13,494

3/32

2,381

69/128

13,692

5/32

3,969

71/128

14,089

7/32

5,556

73/128

14,486

9/32

7,144

75/128

14,882

11/32

8,731

77/128

15,280

13/32

10,319

79/128

15,677

15/32

11,906

81/128

16,073

17/32

13,494

83/128

16,470

19/32

15,081

85/128

16,867

21/32

16,669

87/128

17,264

23/32

18,256

89/128

17,661

25/32

19,844

91/128

18,058

27/32

21,431

93/128

18,256

29/32

23,019

95/128

18,852

31/32

24,606

97/128

19,248

1/16

1,588

99/128

19,645

3/16

4,763

101/128

20,042

5/16

7,938

103/128

20,439

7/16

11,113

105/128

20,836

9/16

14,288

107/128

21,233

11/16

17,463

109/128

21,630

13/16

20,638

111/128

22,027

15/16

23,813

113/128

22,423

1/8

3,175

115/128

22,820

3/8

9,525

117/128

23,416

5/8

15,875

119/128

23,614

7/8

22,225

121/128

24,011

1/4

6,350

123/128

24,408

3/4

19,050

125/128

24,805

1/2

12,700

127/128

25,202

1

25,400