Kioti CH20 - AMERICAN STANDARD SCREWS, BOLTS AND NUTS WITH UNC OR UNF THREADS

CHAPTER 1 CK20(H)
1-12
S196-WOO Jul. 2003
Grade
Unit
Nominal
diameter
5/16
3/8
1/2
9/16
5/8
N·m
23.1 ~ 27.8
47.5 ~ 57.0
108.5 ~ 130.2
149.2 ~ 179.0
203.4 ~ 244.1
kgf·m
2.35 ~ 2.84
4.84 ~ 5.82
11.07 ~ 13.29
15.22 ~ 18.27
20.75 ~ 24.91
lbf·ft
17.0 ~ 20.5
35.0 ~ 42.0
80.0 ~ 96.0
110.0 ~ 132.0
150.0 ~ 180.0
kgf·m
3.31 ~ 4.01
6.22 ~ 7.47
15.22 ~ 18.27
22.14 ~ 26.57
30.44 ~ 36.53
N·m
32.5 ~ 39.3
61.0 ~ 73.2
149.2 ~ 179.0
217.0 ~ 260.4
298.3 ~ 358.0
lbf·ft
24.0 ~ 29.0
45.0 ~ 54.0
110.0 ~ 132.0
160.0 ~192.0
220.0 ~ 264.0
7.3 AMERICAN STANDARD SCREWS, BOLTS AND NUTS WITH UNC OR UNF
THREADS
SAE GR.5 SAE GR.8