FASTECH
NEMA SIZE 8(20mm)
Hybrid Motor Linear Actuators
  • The NEMA 8 is our smallest hybrid linear actuator. This compact unit can be 10lbsF (44.5N) of continuous thrust. Ball screw versions are also available. while occupying less than 1 in2 of mounting footprint and providing up to 10lbsF (44.5N) of continuous thrust. Ball screw versions are also available.​
1. Parameters
  • Please contact FASTECH or your local FASTECH representative about custom products.
Model Voltage(V) Current(A) Resistance(Ω) Inductance(mH) Lead Wire No. Motor Length(mm)
8-2105 2.5 0.5 5.0 1.2 4 27
8-2205 4.4 0.5 8.8 2.7 4 38
2. Available Lead Screws and Travel per Step
  • Please contact FASTECH or your local FASTECH representative about custom products..
Screw Dia.(in.) Screw Dia.(mm) Lead(in.) Lead(mm) Lead Code Travel Per Step@ 1.8 deg(mm)*
0.138 3.5052 0.012 0.30 AF 0.0015
0.138 3.5052 0.024 0.6096 AA 0.003
0.138 3.5052 0.048 1.2192 B 0.0061
0.138 3.5052 0.079 2.0 G 0.01
0.138 3.5052 0.158 4.0 M 0.02
0.138 3.5052 0.315 8.0 T 0.04
  • * : values truncated
Dimensions
NEMA Size 8 EXTERNAL Linear Actuator
NEMA Size 8 NON-CAPTIVE Linear Actuator
NEMA Size 8 CAPTIVE Linear Actuator
Stroke B(mm) Size A(mm) Size L(mm)
5 5.2 Single Stack Motor 27mm Double Stack Motor 38mm
10 11.7
Speed Thrust Curves
NEMA 8 Single-Stack Rotary Speed
NEMA 8 Single-Stack Linear Speed
NEMA 8 Double-Stack Rotary Speed
NEMA 8 Double-Stack Linear Speed
Option & Anti-backlash Nut
End Machining Option
Standard Lead Screw End Machining
Threaded End Metric End : M2 x 0.4mm
UNC End : 2-56 UNC
Smooth end Ø2mm ±0.025
Ø0.0787˝ ±0.0010
None -
Anti-backlash Nut