Lin Engineering
Featured product media

8618 Series

Hybrid Stepper Motor

Specifications:
  • NEMA 34 (3.390 in) Frame Size
  • 1.8° Step Angle
  • 2.5 to 5.07 in Length
  • 252.07 to 699.56 oz-in Holding Torque

Models

Model #NEMA sizeFrame sizeStep AngleConnection TypeLength, inCurrent AMPHolding Torque, oz-inResistanceInertia, oz-in²Weight, lbs# of LeadsAvailability
8618S-01P343.390 in1.8°Parallel2.500 in8.54 AMP252.07 oz-in0.13.1 oz-in²3.20 lbs4quote
8618S-01S343.390 in1.8°Serial2.500 in4.27 AMP252.07 oz-in0.43.1 oz-in²3.20 lbs4quote
8618M-02P343.390 in1.8°Parallel3.740 in5.6 AMP489.98 oz-in0.46.02 oz-in²5.65 lbs4quote
8618M-02S343.390 in1.8°Serial3.740 in2.8 AMP489.98 oz-in1.56.02 oz-in²5.65 lbs4quote
8618L-03S343.390 in1.8°Serial5.070 in4.69 AMP699.56 oz-in0.99.85 oz-in²8.00 lbs4quote
8618L-03P343.390 in1.8°Parallel5.070 in9.38 AMP699.56 oz-in0.29.85 oz-in²8.00 lbs4quote

Torque Curves

Speed

RPM
  • 8618S-01S
  • 8618M-02S
  • 8618L-03S
RPM

Dimensions

ModelDIM. A (length) in
8618S-01P2.500 in
8618S-01S2.500 in
8618M-02P3.740 in
8618M-02S3.740 in
8618L-03S5.070 in
8618L-03P5.070 in
Dimensions

Operating Specifications

Radial Play0.001 in @ 1.00 lbs
End Play0.003 in @ 3.00 lbs
Shaft Run Out0.002 TIR
Concentricity of Mounting Pilot to Shaft0.003 TIR
Perpendicularity of Mounting Pilot to Face0.003 TIR
Max Radial Load at Dimension "K" from mounting face24.00 lbs
Dimension "K"0.800 in
Max Axial Load22.00 lbs
Maximum Case Temperature176 °F maximum
Ambient Temperature-4 ° to 122 °F
Storage Temperature-4 ° to 212 °F
Humidity Range (%) 85% or less, non-condensing
Magnet Wire InsulationClass B 130 deg C
Insulation Resistance100M Ohm at 500 VDC
Dielectric Strength900 VAC for 1 minute

Downloads

Lin Engineering Catalog 2020 (PDF)
Download
Motor Numbering System (PDF)
Download

Get the motor you need

Just fill out a Request for a Quote form, and tell us about your application and your needs. One of our applications specialists will review your request, and provide you with a quote promptly.