BASIC
PART NO.
STEEL ZINC

BASIC
PART NO.
STAINLESS STEEL

A
Thread

B

C

D

E

F

NOMINAL

ACTUAL

JK-3HRP

JK-3HRPS

#10-32

7/54

.102/.105

3/32

13/32

3/16

3/8

JK-4HRP

JK-4HRPS

1/4-20

1/8

.122/.125

1/8

1/2

1/4

1/2

JK-5HRP

JK-5HRPS

5/16-18

5/32

.153/.156

3/16

5/8

9/32

5/8

JK-6HRP

JK-6HRPS

3/8-16

3/16

.184/.187

7/32

3/8

5/16

3/4

JK-8HRP

JK-8HRPS

1/2-13

1/4

.247/.250

1/4

7/8

3/8

1

BASIC
PART NO.
STEEL ZINC

BASIC
PART NO.
(STAINLESS STEEL)

A
Thread

B

C

D

E

F

NOMINAL

ACTUAL

JK-M6HRP

JK-M6HRPS

M6*1.0P

3

2.92/3.00

3.18

12.70

6.35

12.70

JK-M8HRP

JK-M8HRPS

M8*1.25P

4

3.92/4.00

4.75

15.88

7.14

15.88

JK-M10HRP

JK-M10HRPS

M10*1.5P

5

4.92/5.00

5.56

19.05

7.94

19.05

JK-M12HRP

JK-M12HRPS

M12*1.75P

6

5.92/6.00

6.35

22.23

9.53

25.4