Tightening Torques; General Tightening Torque Specifications - Yamaha 2011 FZ8NA(C) Service Manual

EAS20320

TIGHTENING TORQUES

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GENERAL TIGHTENING TORQUE SPECIFI-
CATIONS
This chart specifies tightening torques for stan-
dard fasteners with a standard ISO thread
pitch. Tightening torque specifications for spe-
cial components or assemblies are provided
for each chapter of this manual. To avoid
warpage, tighten multi-fastener assemblies in
a crisscross pattern and progressive stages
until the specified tightening torque is reached.
Unless otherwise specified, tightening torque
specifications require clean, dry threads. Com-
ponents should be at room temperature.
A. Distance between flats
B. Outside thread diameter
General tightening
A (nut) B (bolt)
Nm
10 mm 6 mm 6
12 mm 8 mm 15
14 mm 10 mm 30
17 mm 12 mm 55
19 mm 14 mm 85
22 mm 16 mm 130
torques
m·kgf ft·lbf
0.6 4.3
1.5 11
3.0 22
5.5 40
8.5 61
13 94
2-14
TIGHTENING TORQUES