Husqvarna TC 250 2010 Workshop Manual page 406

NOTE: Unless otherwise specified, standard torque values for the different thread sizes are as follows (+/- 5%)
Steel screws on plastic, with metal spacers
Steel screws on brass, copper, aluminium
Steel screws on iron, steel
Steel screws on plastic, with metal spacers
Steel screws on brass, copper, aluminium
Steel screws on iron, steel
Steel screws on plastic, with metal spacers
Steel screws on brass, copper, aluminium
Steel screws on iron, steel
Steel screws on brass, copper, aluminium
Steel screws on iron, steel
Steel screws on iron, steel
Steel screws on iron, steel
Steel screws on iron, steel
TIGHTENING TORQUE FIGURES
M4 2 Nm
M4 2 Nm
M4 3 Nm
M5 4 Nm
M5 4 Nm
M5 6 Nm
M6 6.5 Nm
M6 6.5 Nm
M6 10.5 Nm
M8 16 Nm
M8 26 Nm
M10 52 Nm
M12 100 Nm
M14 145 Nm
X.10
0.2 Kgm 1.45 ft/lb
0.2 Kgm 1.45 ft/lb
0.3 Kgm 2.2 ft/lb
0.4 Kgm 3 ft/lb
0.4 Kgm 3 ft/lb
0.6 Kgm 4.4 ft/lb
0.65 Kgm 4.8 ft/lb
0.65 Kgm 4.8 ft/lb
1 Kgm 7.7 ft/lb
1.6 Kgm 11.8 ft/lb
2.6 Kgm 19.1 ft/lb
5.2 Kgm 38.3 ft/lb
10 Kgm 73.8 ft/lb
14.5 Kgm 107 ft/lb
Part. N. 8000 H1489 (10-2009)