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Morooka MST-800VD - Torque List for Bolts and Nuts

Morooka MST-800VD
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3-9
4.2 TORQUE LIST FOR BOLTS AND NUTS
Unless otherwise specified, tighten the metric bolts and nuts to the torque shown
in the table below.
The tightening torque is determined by the width across flats (b) of the nut and
bolt.
NOTICE
When tightening panels or other parts with tightening fixtures made of
plastic, be careful not to use excessive tightening torque. Tightening
excessively will damage the plastic parts.
Be extremely careful when tightening.
Thread diameter x Width
across thread pitch flats
(a) (mm x mm)
Width across flats
(b) (mm)
Tightening torque (kgf-m) {N-m}
Tensile strength 4T
Tensile strength 11T
3x0.5
5.5
0.05 0.5
0.2 1.8
4x0.7
7
0.1 1.0
0.4 4.1
5x0.8
8
0.2 2.2
0.8 8.2
6x1.0
10
0.4 3.6
1.4 14.0
8x1.25
13
0.9 8.9
3.5 34.0
10x1.5
17
1.8 17.7
6.9 67.4
12x1.75
19
3.2 30.9
12.0 117
14x2.0
22
5.0 49.1
19.1 187
16x2.0
24
7.8 76.7
29.7 291
18x2.5
27
10.7 105
40.9 401
20x2.5
30
15.3 149
58.1 570
22x2.5
32
20.8 203
79.0 775
24x3.0
36
26.4 258
100 983
27x3.0
41
38.6 378
147 1440
30x3.5
46
52.4 513
199 1955
33x3.5
50
71.3 699
271 2660
36x4.0
55
91.6 898
348 3416
39x4.0
60
119 1162
451 4421

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