jcb JZ140 ZT

Section 1 - General Information
Torque Settings
Zinc Plated Fasteners (golden finish)
1 - 6
9803-6530
1 - 6
Zinc Plated Fasteners (golden finish)
Use only where no torque setting is specified in the text.
Values are for dry threads and may be within three per
cent of the figures stated. For lubricated threads the
values should be REDUCED by one third.
UNF Grade ‘S’ Bolts
Rivet Nut Bolts/Screws
Metric Grade 8.8 Bolts
Metric Grade 10.9 Bolts
Bolt size Torque Settings
Dia. (mm) Hexagon Nm kgf m lbf ft
(A/F) mm
1/4 6.3 7/16 14 1.4 10
5/16 7.9 1/2 28 2.8 20
3/8 9.5 9/16 49 5.0 36
7/16 11.1 5/8 78 8.0 58
1/2 12.7 3/4 117 12.0 87
9/16 14.3 13/16 170 17.3 125
5/8 15.9 15/16 238 24.3 175
3/4 19 1 1/8 407 41.5 300
7/8 22.2 1 5/16 650 66.3 480
1 25.4 1 1/2 970 99.0 715
1 1/4 31.7 1 7/8 1940 198.0 1430
1 1/2 38.1 2 1/4 3390 345.0 2500
Bolt size Torque Settings
Dia. (mm) Nm kgf m lbf ft
M3 3 1.2 0.12 0.9
M4 4 3.0 0.3 2.0
M5 5 6.0 0.6 4.5
M6 6 10.0 1.0 7.5
M8 8 24.0 2.5 18.0
M10 10 48.0 4.9 35.5
M12 12 82.0 8.4 60.5
Bolt size Torque Settings
Dia. (mm) Hexagon Nm kgf m lbf ft
(A/F) mm
M5 (5) 8 7 0.7 5
M6 (6) 10 12 1.2 9
M8 (8) 13 28 3.0 21
M10 (10) 17 56 5.7 42
M12 (12) 19 98 10 72
M16 (16) 24 244 25 180
M18 (18) 27 350 36 258
M20 (20) 30 476 48 352
M24 (24) 36 822 84 607
M30 (30) 46 1633 166 1205
M36 (36) 55 2854 291 2105
Bolt size Torque Settings
Dia. (mm) Hexagon Nm kgf m lbf ft
(A/F) mm
M6 (6) 10 16 1.6 12
M8 (8) 13 39 4 29
M10 (10) 17 78 8 57
M12 (12) 19 137 14 101
M16 (16) 24 343 35 253
M20 (20) 30 657 67 485
M24 (24) 36 1157 118 853
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