MT08.S4.F03-F05.CH11 -
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SKU: 10220006994 MPN: MT08.S4.F03-F05.CH11


The MT08-S4 is a Spring Return (Fail-Close or Fail-Open) Anodized Aluminum Pneumatic Actuator, 90° rotation and ISO mounting.

The MT Series rack & pinion pneumatic actuators continue the Max-Air tradition of easy integration, flexible customization, and reliable operation. Features include two ISO bolt circle patterns drilled directly in the body, NAMUR standard mounting for accessories, and their patented ±10 adjustment for the open/closed positions, all backed by the best unlimited cycle life warranty.

Max-Air Technology
  • Direct ISO 5211 standard valve mounting
  • Direct NAMUR VDI/VDE 3845 accessory mounting (solenoid valves and limit switches)
  • Patented dual travel stop design, ±10° adjustment in open and closed directions
  • Precision honed cylinder bore improves self-lubrication and extends service life
  • Skates and bearings isolate surfaces for high cycle wear resistance
  • Anti-blowout bi-directional pinion retention
  • Rugged rack & pinion tooth design with minimal hysteresis
  • High visibility open/closed beacon; allows access to pinion for manual override
  • Pre-loaded spring cartridges for easy change-out and configuration
SealsBuna-N (standard); also available with Viton (HT), Silicone (LT), or FVMQ (SLT)
Housing MaterialAnodized Aluminum
OperationSpring Return
Product TypePneumatic Actuators