descriptions
IG42

Housing Material

Metal

Output Bearing
Standard /(Optional)
Sleeve bearing
/(Ball bearing)
Radial Load
(10 mm from face of gearbox)
≤ 5 kgf 
(11.0 lbf)
Axial Load ≤ 3 kgf 
(6.6 lbf)
Shaft Press
fit force
(Maximum)
≤ 15 kgf 
(33 lbf)
Radial Play ≤ 0.05 mm  (0.002 in)
Axial Play ≤ 0. 3 mm 
(0.012 in)
Backlash at
No-Load
≤ 3.0°
Φ42.0 mm
Capable of mating with the Igarashi 36 and 42 series of DC motors
For further information on this product series please click here
Dimensions (mm)
Specification
Reduction Ratio Rated Torque
(kgf-cm)
Max. Momentary Torque
(kgf-cm)
Efficiency of gearing L
(mm)
Weight (g)
(Sleeve Bearing)
1/4, 5.0  Max 15.0 80 % 32.5 141
1/14, 1/17, 1/24 10.0  Max 30.0 70 % 39.2 193
1/49,1/61, 1/84 18.0  Max 54.0 60 % 45.9 233
1/104, 1/144 20.0  Max 60.0 60 % 45.9 233
1/212, 1/294 25.0  Max 75.0 50 % 52.6 283
1/504, 1/624 30.0  Max 90.0 50 % 52.6 283
1/720, 1/864 30.0  Max 90.0 50 % 52.6 283
1/1062 30.0  Max 90.0 40 % 59.6 328
1/1470,1/2500 30.0  Max 90.0 40 % 59.6 328
1/3000, 1/3600 30.0  Max 90.0 40 % 59.6 328