規格尺寸  Size

牙數     Tooth No.

螺距 Pitch

規格尺寸    Size

牙數 Tooth No.

螺距 Pitch

G1/16

28

0.907

G1 3/4

11

2.309

G1/8

28

0.907

G2

11

2.309

G1/4

19

1.337

G2 1/4

11

2.309

G3/8

19

1.337

G2 1/2

11

2.309

G1/2

14

1.814

G2 3/4

11

2.309

G5/8

14

1.814

G3

11

2.309

G3/4

14

1.814

G3 1/2

11

2.309

G7/8

14

1.814

G4

11

2.309

G1

11

2.309

G4 1/2

11

2.309

G1 1/8

11

2.309

G55

11

2.309

G1 1/4

11

2.309

G5 1/2

11

2.309

G1 1/2

11

2.309

G6

11

2.309

注:通規螺紋齒形為平頂時為TB