Home / Planetary Gearboxes / Series A / 28JM30K / 71:1

28JM30K 71:1

Precision Planetary Gearbox · Spur gear

Product Details

Order No.2810071
Outer Diameter28 mm
Reduction Ratio71:1
Absolute Reduction Ratio71.16:1
Number of Stages3
Rated Output Torque2.5 N·m
Max. Momentary Torque6.5 N·m
Efficiency73%
Backlash1.5°
Length43 mm
Weight108 g
Direction of RotationSame direction as motor
ERP Item Code28JM30K-R71.16-S3
View Model Hub

Drawings & Photos

28JM30K Product photo
Product photoclick to enlarge
28JM30K Dimension drawing
Dimension drawingclick to enlarge
28JM30K Assembly drawing
Assembly drawingclick to enlarge

General specifications and motor shaft pinion are model-level (shared by all ratios of this model). View Model Hub →

Other Ratios in This Model

3.7059:1 5.1818:1 13.73:1 19.20:1 26.85:1 34.98:1 50.89:1 71.16:1 99.51:1 139.14:1 188.61:1 263.73:1 368.76:1 515.63:1 720.99:1

Full ratio comparison (torque, efficiency, backlash, length, weight) is on the View Model Hub →