TRUCK SERVICE MANUAL
CHAPTER IV
TORQUE CHART
DISC WHEELS
Size
N.m
Ft Lbs
1-1/8"
Standard Hex Cap Nut Mounting:
1-1/2"
Across Flats
610 - 678
450 - 500
Heavy Duty Hex Cap Nut Mounting:
1-3/4"
Across Flats
882 - 949
650 - 700
15/16"
Heavy Duty Square Cap Nut Mounting:
1-5/16"
Across Flats
1017 - 1221
750 - 900
1-5/16"
Heavy Duty Cap Nut Mounting:
1-3/4"
Across Flats
1017 - 1221
750 - 900
DRY THREADS - NO LUBRICATION
Where excessive corrosion exists, a light coat of lubricant on first three threads of stud on bolt is
permitted. Keep lubricant away from cap nut ball faces or ball seats of disc wheels and rim
clamps of cast wheels.
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