JAW GAP

SPANNER SIZE

THREAD DIA.

T.P.I.

0.202”

6BA

0.1102”

47.85

0.230”

5BA

0.126”

43.1

0.248”

4BA

0.1417”

38.46

0.312”

5/16AF (8)

0.164”

36

0.315”

8mm

-

-

0.320

2BA

0.185”

31.35

0.340”

11/32AF (10)

-

-

0.340”

1/8BSW

0.125”

40

0.340”

7/32BSF

0.2188”

28

0.375”

3/8AF

0.190”

32

0.393

10mm

0.2362” 6mm

25.4

0.433”

11mm

-

-

0.437”

7/16AF

0.25”

28

0.445”

3/16BSW

0.1875” 3/16”

24

0.445”

1/4BSF

 0.25” ¼”

26

0.472”

12mm

0.315” 8mm

20.3

0.5”

1/2AF

0.3125” 5/16”

22

0.525”

1/4BSW

0.25”

20

0.525”

5/16BSF

0.3125” 5/16”

22

0.551”

14mm

0.3937” 10mm

17

0.562”

9/16AF

0.375” 3/8”

24

0.6”

5/16BSW

0.3125” 5/16”

18

0.6”

3/8BSF

0.375” 3/8”

20

0.625”

5/8AF

0.4375” 7/16”

20

0.629”

16mm

-

-

0.669”

17mm

0.4724” 12mm

14.5

0.710”

3/8BSW

0.375” 3/8”

16

0.710”

7/16BSF

0.4375” 7/16”

18

0.748”

19mm

-

-

0.750”

3/4AF

0.5”   ½”

20

0.820”

7/16BSW

0.4375” 7/16”

14

0.820”

1/2BSF

0.5”  ½”

16

0.920”

1/2BSW

0.5”  ½”

12

0.920”

9/16BSF

0.5625” 9/16”

16

0.937”

15/16AF

0.625” 5/8”

18

0.944”

24mm

-

-

1.01”

9/16BSW

0.5625” 9/16”

12

1.01”

5/8BSF

0.625” 5/8”

14

1.062”

1 1/16AF

0.6875” 11/16”

-

1.062”

27mm

-

-

1.1”

5/8BSW

0.625” 5/8”

11

1.1”

11/16BSF

0.6875” 11/16”

14

1.125”

1 1/8AF

0.75” ¾”

16

1.2”

11/16BSW

0.6875” 11/16”

11

1.2”

3/4BSF

0.75”  ¾”

12

1.3”

3/4BSW

0.75”  ¾”

10

1.3”

7/8BSF

0.875” 7/8”

11

1.312”

1 5/16AF

0.875” 7/8”

14

1.48”

7/8BSW

0.875” 7/8”

9

1.48”

1BSF

1.0”    1”

10

1.5”

1 1/2AF

1.0      1”

14

1.574”

40mm

-

-

1.574”

15/16BSW

0.9375”  15/16”

9

1.67”

1BSW

1.0   1”

8

1.67”

1 1/8BSF

1.125”  1 1/8”

9

1.811”

46mm

-

-

1.812”

1 13/16AF

-

-

1.86”

1 1/8BSW

1.125”  1 1/8”

7

1.86”

1 1/4BSF

1.250”  1 ¼”

9

2.05”

1 1/4BSW

1.250”  1 ¼”

7

2.05”

1 3/8BSF

1.375” 1 3/8”

8