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HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor

HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor - HEG17-G50 | StepperOnline CA
HEG Series Helical Gearbox Gear Ratio 50:1 Backlash 5arc-min for Nema 17 Stepper Motor
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C$135.92
5 + C$127.69
10 + C$120.38
50 + C$113.88
100 + C$108.04
  • In Stock: 200
  • Model: HEG17-G50
  • Gross Weight: 0.70kg
  • Certificated: ISO, CE, REACH

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This HEG series helical planetary gearbox features a 50:1 gear ratio and low backlash of 5arcmin. It is specifically designed for Nema 17 stepper motors, compatible with a 5mm shaft diameter and a shaft length of up to 28mm.
The gearbox also features an IP65 protection rating, offering reliable resistance against water and dust, making it well-suited for demanding industrial environments.
Optimized for stepper motor applications, it delivers high transmission efficiency, smooth and stable operation, and significantly reduced noise. The precision helical gear design further enhances load capacity, torque transmission, and positioning accuracy. Ideal for high-speed and high-torque applications, including automation systems, robotics, and other precision motion control scenarios.

Gearbox Specifications

  • PN: HEG17-G50
  • Gearbox Type: Helical Planetary
  • Gear Material: Alloy Steel
  • Gear Ratio: 50:1
  • Efficiency: 94%
  • Backlash at No-load: <=5arcmin
  • Rated Input Speed: 3000rpm
  • Maximum Input Speed: 6000rpm
  • Max.Permissible Torque: 15Nm(132.76lb-in)
  • Moment Permissible Torque: 30Nm(265.52lb-in)
  • Shaft Maximum Axial Load: 135N
  • Shaft Maximum Radial Load: 165N
  • Waterproof Rating: IP65
  • Lifetime: 20000hours

Physical Specifications

  • Frame Size: 42 x 42mm
  • Gearbox Length: 76mm
  • Output Shaft Diameter: Φ13mm
  • Output Shaft Length: 26mm
  • Output Shaft Type: Keyway
  • Input Shaft Diameter: Φ5mm
  • Input Shaft Length: Max. 28mm
Physical Specification
Backlash at No-load <=5 arcmin
Frame Size(mm) 42 x 42
Gear Material Alloy Steel
Gear Ratio(xx:1) 50
Gearbox Length(mm) 76
Gearbox Type Helical Planetary
Input Shaft Diameter(mm) 5
Input Shaft Length(mm) 28
IP Rating 65
Matching Motor Size Nema 17 (42 x 42)
Output Shaft Diameter(mm) 13
Output Shaft Length(mm) 26
Output Shaft Type Keyway
Product Series HEG


File Size
HEG17-G50_Full_Datasheet.pdf 130.32KB Download
HEG17-G50.STEP 9.04MB Download

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Tags: Output Shaft Type: Keyway, Frame Size(mm): 42 x 42, Gear Ratio(xx:1): 50, Backlash at No-load: <=5 arcmin, Gearbox Type: Helical Planetary, Output Shaft Diameter(mm): 13, Output Shaft Length(mm): 26, Input Shaft Diameter(mm): 5, Input Shaft Length(mm): 28, Gearbox Length(mm): 76, Matching Motor Size: Nema 17 (42 x 42), Product Series: HEG, IP Rating: 65, Gear Material: Alloy Steel
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