Suzuki LT-A400 - Tightening Torque Chart

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TIGHTENING TORQUE CHART
*1: Small crown shape bolt (crown shape bolt with flange either “A = 5 & B = 7” or “A = 6 & B = 8”)
Bolt type
Thread diameter
(Nominal diameter)
“A” [mm]
Unit
N·m kgf-m lbf-ft
4 1.5 0.15 1.0
5 3.0 0.30 2.0
6 5.5 0.55 4.0
8131.39.5
10 29 2.9 21.0
12 45 4.5 32.5
14 65 6.5 47.0
16 105 10.5 76.0
A equivalent of 4T strength bolt without flange 18 160 16.0 115.5
Bolt type
Thread diameter
(Nominal diameter)
“A” [mm]
Unit
N·m kgf-m lbf-ft
4 1.7 0.17 1.0
5 3.3 0.33 2.5
660.64.5
8141.410.0
10 32 3.2 23.0
12 50 5.0 36.0
14 72 7.2 52.0
16 116 11.6 84.0
A equivalent of 4T strength bolt with flange 18 176 17.6 127.5
Bolt type
Thread diameter
(Nominal diameter)
“A” [mm]
Unit
N·m kgf-m lbf-ft
4 2.3 0.23 1.5
5 4.5 0.45 3.5
6101.07.0
8 23 2.3 16.5
10 50 5.0 36.0
12 85 8.5 61.5
14 135 13.5 97.5
A equivalent of 7T strength bolt without flange
(and small crown shape bolt) *1
16 210 21.0 152.0
18 240 24.0 173.5
*1
Bolt type
Thread diameter
(Nominal diameter)
“A” [mm]
Unit
N·m kgf-m lbf-ft
4 2.5 0.25 2.0
550.53.5
6111.18.0
8252.518.0
10 55 5.5 40.0
12 94 9.4 68.0
14 149 14.9 107.5
A equivalent of 7T strength bolt with flange
(except small crown shape bolt)
16 231 23.1 167.0
18 264 26.4 191.0