LUM12 PR EN Service instructions
© Atlas Copco Industrial Technique AB - 9836 927100 00
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Torque range
(Nm)
Test joint
Ordering No.
Screw size Screw quality Spare screw
Ordering No.
0.2 - 0.6 4145 0958 78 M3x20 12.9 buy locally
0.6 - 2.0 4145 0959 80 M4x30 12.9 0211 1177 00
1.5 - 4.0 4145 0959 81 M6x35 12.9 0211 1251 00
3.0 - 7.0 4145 0959 82 M6x35 12.9 0211 1251 00
5.5 - 10.0 4145 0959 83 M6x35 12.9 0211 1251 00
10.0 - 25.0 4145 0959 84 M8x35 12.9 0211 1327 00
Hard joints
Torque range
(Nm)
Test joint
Ordering No.
Screw size Screw quality Spare screw
Ordering No.
0.25 - 0.6 4145 0958 87 M3x30 12.9 buy locally
0.5 - 1.5 4145 0958 80 M4x50 12.9 0211 1181 00
1.5 - 3.0 4145 0958 81 M4x30 12.9 0211 1177 00
3.0 - 6.0 4145 0958 82 M6x60 12.9 0211 1256 00
6.0 - 9.0 4145 0958 83 M6x35 12.9 0211 1251 00
9.0 - 25.0 4145 0958 84 M8x60 12.9 0211 1332 00
In-line torque transducers - Torque/angle models
Model Drive Hex
(inch)
Drive Square
(inch)
Rated capacity
(Nm) (ft lb)
Ordering No.
IRTT 1A-I06 ½ 1 0.8 8092 1130 96
IRTT 2A‑I06 ½ 2 1.5 8092 1182 01
IRTT 5A‑I06 ¼ 5 4 8092 1182 06
IRTT 5A‑06 ¼ 5 4 8092 1182 08
In-line torque transducers - Torque models
Model Drive Hex
(inch)
Drive Square
(inch)
Rated capacity
(Nm) .ft lb)
Ordering No.
IRTT 5-I06 ¼ 5 4 8092 1129 05
IRTT 20-I06 ¼ 20 15 8092 1129 10
IRTT 20-06 ¼ 20 15 8092 1129 15
IRTT 25-10 3/8 25 18 8092 1129 20
IRTT 75-10 3/8 75 55 8092 1129 25
IRTT 180-13 ½ 180 133 8092 1129 30
IRTT 500-20 ¾ 500 369 8092 1129 35
IRTT 750-25 1 750 553 8092 1129 40
IRTT 1400-25 1 1400 1033 8092 1129 45