Tightening Torques; General Tightening Torque Specifications - Yamaha YZ250X 2022 Owner's Service Manual

EAM20131

TIGHTENING TORQUES

EAM30205
GENERAL TIGHTENING TORQUE
SPECIFICATIONS
This chart specifies tightening torques for stan-
dard fasteners with a standard ISO thread pitch.
Tightening torque specifications for special com-
ponents or assemblies are provided for each
chapter of this manual. To avoid warpage, tight-
en multi-fastener assemblies in a crisscross pat-
tern and progressive stages until the specified
tightening torque is reached. Unless otherwise
specified, tightening torque specifications re-
quire clean, dry threads. Components should be
at room temperature.
A. Distance between flats
B. Outside thread diameter
General tightening torques
A (nut) B (bolt)
N·m
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
kgf·m lb·ft
0.6 4.4
1.5 11
3.0 22
5.5 41
8.5 63
13.0 96
2-9
TIGHTENING TORQUES