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YAMAWA SU-PO (For Whitworth Threads)

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YAMAWA SU-PO (For Whitworth Threads)

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Sutable for stainless steels, chrome steels, chrome molybdenum steels and other ductile materials with great tendency to work harden.

Threads: For Whitworth Threads
Class: Old JIS Class 2
Flutes: Spiral Pointed Taps
Tolerance Class: YAMAWA P Class
Chamfer Length: 5 Pitches
Surface Treatment: Oxide


Code No.

Nominal Size

Basic Major Dia

Class

𝐋

𝑙

𝑙1

𝑙2

𝑑

𝑘

𝑙k

Flutes

Type

PUQW03M

3/16 W24

4.762

P2

60

16

25

-

5.5

4.5

7

3

2

PURW04N

1/4   W20

6.350

P3

62

19

30

-

6

4.5

7

3

2

PURW05O

5/16 W16

7.938

P3

70

22

-

31

6.1

5

8

3

3

PURW06P

3/8   W16 

9.525

P3

75

24

-

32

7

5.5

8

3

3

PURW07Q

7/16 W14

11.112

P3

80

25

-

31

8

6

9

3

3

PNRW08S

1/2   W12

12.700

P3

85

29

-

31

9

7

10

3

3

PURW10U

9/16 W12

15.875

P3

95

30

-

37

12

9

12

3

3

PUSW12V

5/8   W11

19.050

P4

105

32

-

41

14

11

14

3

3




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