IAI America ERC - Manual (Page 39)

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Hex cap bolt
Hole in flange
Hex cap bolt
2.2.2 Rod Type
A rod-type actuator can be installed in the following two ways:

Affixing with a flange
Install the actuator by tightening from the motor end side with hex cap bolts using the holes provided in the
flange.
Caution: If the actuator is installed horizontally, exercise
caution not to let the actuator receive excessive
forces.
Flange tightening bolts
Model Nominal thread size Tightening torque
RA54 M5 3.4 Nm (0.35 kgfm)
RA64 M6 5.4 Nm (0.55 kgfm)

Affixing through holes in a flange
Caution: If the actuator is installed horizontally,
exercise caution not to let the actuator
receive excessive forces.
Flange tightening bolts
Model Nominal thread size Tightening torque
RA54GD M5
Steel bolt-bearing surface: 7.3 N•m
Aluminum bolt-bearing surface: 3.4 N•m
RA64GD
M6
Steel bolt-bearing surface: 12.3 N•m
Aluminum bolt-bearing surface: 5.4 N•m