Spaenaur Catalog 14

Thread Size Comparison Chart

Inch and Metric Pouce et Métrique

Tableau de comparaison des diamètres de filets

Comparisons are for size only. Do not substitute without proper engineering evaluation.

Dia. Size Gauge Major Dia. Inch mm Thread Size Comparison Chart continued from facing page.

BRITISH No. of Threads/Inch BA

NORTH AMERICAN No. of Threads/Inch UNC UNF UNEF 8UN NPT

METRIC Dia. Thread Pitch in mm mm Coarse Fine

Dia. Size Gauge

BSW BSF BSP

.5625 .6250 .6299 .6560 .6750 .6875 .7087 .7500 .7874 .8124 .8250 .8400 .8661 .8750 .9020 .9375 .9449

14.29 15.88 16.00 16.66 17.15 17.46 18.00 19.05 20.00 20.64 20.96 21.34 22.00 22.23 22.91 23.81 24.00 25.40 26.00 26.44 26.67 26.99 27.00 28.55 30.00 30.16 30.20 31.75 32.00 33.00 33.25 33.34 33.40 34.93 35.00 36.00 36.51 37.90 38.10 39.00 39.69 41.28 41.91 42.00 42.16 42.86 44.32 44.45 45.00 47.62 47.80 48.00 48.26 50.80 52.00 56.00 57.15 59.61 60.00 60.33 63.50 64.00 68.00 69.85 72.00 76.00 76.20 80.00 82.55 85.00 88.90 90.00 95.25

9/16"

12 11

18 18

24 24

9/16"

12 11

16 14

5/8"

5/8"

M16

2.0

1.0, 1.5

3/8"

19

3/8"

18

11/16"

24

11/16"

11

14

M18

2.5

1.5, 2.0

3/4"

10

16

20

M20

2.5

1.5, 2.0

13/16"

20

13/16"

1

12

1/2"

14

1/2"

14

M22

2.5

1.5, 2.0

7/8"

9

14

20

7/8" 5/8"

9

11

14

15/16"

20

M24

3.0

1.5, 2.0

1.000

1"

8

12, 14

20

8

1"

8

10

1.0236 1.0410 1.0500 1.062 1.063 1.125 1.187 1.189 1.250 1.1811 1.2598 1.2992

M26

1.5

3/4"

14

3/4"

14

1-1/16"

18

M27

3.0

1.5, 2.0

1-1/8"

7

12

18

8

1-1/8"

7

9

M30

3.5

1.5, 2.0

13/16"

18

7/8"

14

1-1/4"

7

12

18

8

1-1/4"

7

9

M32 M33

1.5, 2.0 1.5, 2.0

3.5

1.309

1"

11

1.3125 1.3150

1-5/16"

18

1"

11-1/2

1.375

1-3/8"

6

12

18

8

1-3/8"

8

1.3780 1.4173 1.4375 1.4920

M35 M36

4.0 4.0

1.5

1.5, 3.0

1-7/16"

18

1-1/8" 1-1/2"

11

1.500

1-1/2"

6

12

18

8

6

8

1.5354 1.5625

M39

4.0

2.0, 3.0

1-9/16"

18

1.56748 40.00

M40

2.0, 3.0

1.625

1-5/8"

18

8

1-5/8" 1-1/4"

8

1.6500 1.6535 1.6600 1.6875

11

M42

4.5

3.0

1-1/4"

11-1/2

1-11/16"

18

1.745 1.750

1-3/8" 1-3/4"

11

1-3/4"

5

8

5

7

1.7717

M45

4.5

3.0

1.875

1-7/8"

8

1.8820 1.8898

1-1/2"

11

M48

5.0

3.0

1.900 2.000

1-1/2"

11-1/2

2"

4-1/2

8

2"

4-1/2

7

2.0472 2.2047

M52 M56

5.0 5.5

3.0 4.0

2.250 2.347

2-1/4"

4-1/2

8

2-1/4"

4

6

2"

11

2.3622

M60

5.5

4.0

R

2.375 2.500

2"

11-1/2

2-1/2"

4

8

2-1/2"

4

6

2.5197

M64 M68

6.0 6.0

4.0 4.0

CATALOG 14

2.677 2.750 2.835 2.992 3.000 3.149 3.250 3.346 3.500 3.543 3.750 3.937 4.000

2-3/4"

4

8

M72 M76

6.0 6.0

3"

4

8

M80

6.0

3-1/4"

4

8

M85

6.0

3-1/2"

4

8

M90

6.0

3-3/4"

4

8

100.00 101.60

M100

6.0

4"

4

8

R9

19 jan 2018 F: 1-888-252-6380 service@spaenaur.com © 2018 Spaenaur Inc. All rights reserved. Catalog may not be reproduced, in whole or in part, without the written permission of Spaenaur Inc. Subject to Catalog Terms and Conditions of Use available at Spaenaur.com and on page TC2 and TC3 at the back of this catalog. © 2018 Spaenaur Inc. Tous droits réservés. Le catalogue ne peut être reproduit, en tout ou en partie, sans l’autorisation écrite de Spaenaur Inc. L’utilisation est soumise aux Conditions d’utilisation du Catalogue disponibles sur Spaenaur.com et à la page TC4 et TC5 à la fin de ce catalogue. P: 1-800-265-8772 F: 1-888-252-6380 www. .com