7-7
08/12
Section 7
Frame Modifications
TORqUE REqUIREMENTS
TABLE 7-1.
Customary Grade 8 UNF or UNC.
Fastener
Torque
Size
Nm
Lb.-Ft
5/16
22–30
16–22
3/8
41–54
30–40
7/16
75–88
55–65
1/2
109–122
80–90
9/16
156–190
115-140
5/8
224–265
165–195
3/4
394–462
290–340
7/8
517–626
380–460
1
952–1129
800–830
1-1/8
1346–1591
990–1170
1-1/4
1877–2217
1380–1630
Torque values apply to fasteners with clean threads, lightly libricated, with hardened steel washers, and nylon-insert nuts.
TABLE 7-2.
U.S. Customary – Grade 8. Metric Class 10.9
Torque
Fastener
Nm
Lb-Ft
M6
9–15
7–11
M8
23–31
17–23
M10
33–43
24–32
M12
75–101
55–75
M14
134–164
99–121
M16
163–217
120–160
M20
352–460
260–340
Summary of Contents for Kenworth T800 2012
Page 1: ...Kenworth Heavy Duty Body Builder Manual 2012...
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Page 3: ...Kenworth Heavy Duty Body Builder Manual...
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Page 61: ...3 41 Section 3 Dimensions 08 12 Allison Transmission...
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Page 86: ...08 12 4 24 Section 4 Exhaust Aftertreatment This page intentionally left blank...
Page 212: ...6 10 08 12 Section 6 Body Mounting This page intentionally left blank...
Page 220: ...7 8 08 12 Section 7 Frame Modifications This page intentionally left blank...
Page 242: ...8 22 08 12 Section 8 Electrical Figure 8 15 Specialty Switches...
Page 244: ...8 24 08 12 Section 8 Electrical FIGURE 8 17 Spare Relay Harnesses...
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Page 275: ...A 5 08 12 Appendix A Vehicle Identification This page intentionally left blank...