Linear Actuators

Linear Actuators

We offer a complete range of pneumatic actuators to compliment the K and L series globe control valves.

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Not all products are available in all markets.  Please choose your National Spirax Sarco Web Site or Contact Us for further information.

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Find further information on Linear Actuators in the sections below, or get in touch for further assistance.

Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders
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Technical Information

Use our technical information sheets for a full technical specification of the product. They typically include:

  • Pressure/temperature limits
  • Materials
  • Sizes & connections
  • Dimensions & weights
  • Capacity charts
  • Ordering information
Title Reference Number Issue File Size
PDF PN1000 and PN2000 Actuator Spares - - 104 KB
PDF PN1000 and PN2000 Pneumatic Actuators Closing Pressures for 1" to 4" 'C' Series Valves - - 52 KB
PDF PN1000 and PN2000 Pneumatic Actuators Closing Pressures for 5" to 8" 'C' Series Valves - - 50 KB
PDF PN1000 Series Spring Extend Pneumatic Actuators (for KE 6" etc.) - - 126 KB
PDF PN1000 Series Spring Extend Pneumatic Actuators (for LE/LEA etc.) - - 126 KB
PDF PN1000 Series Spring Extend Pnuematic Actuators (for 'C' Series) - - 84 KB
PDF PN2000 Series Spring Retract Pneumatic Actuators (for 'C' Series) - - 87 KB
PDF PN3000 & PN4000 Pneumatic Actuators for LE Valve Spares - - 68 KB
PDF PN3000 Series Fail Closed Pneumatic Actuators for LE Valves - - 61 KB
PDF PN4000 Series Fail Open Pneumatic Actuators for LE Valves - - 62 KB
PDF PN5000 & 6000 Series Pneumatic Actuator Spares - - 85 KB
PDF PN5000 Series Fail Closed Pneumatic Actuator for K Series Valves - - 299 KB
PDF PN5700 Series Fail Closed Pneumatic Actuator 6 & 8 K Series - - 123 KB
PDF PN6000 Series Fail Open Pneumatic Actuator for K Series Valves - - 119 KB
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Installation & Maintenance Instructions

Clear & accurate guidelines on installation & maintenance. They typically include:

  • General safety information
  • General product information
  • Installation
  • Commissioning
  • Operation
  • Maintenance
  • Spare parts
Title Reference Number Issue File Size
PDF EL2270 Temperature Probes - - 32 KB
PDF EL2600 Pressure Transmitter - - 44 KB
PDF PN1000 and PN2000 Pneumatic Actuators - - 304 KB
PDF PN5000 and PN6000 Series Pneumatic Actuators - - 442 KB
PDF PN5700 and PN6700 Series Pneumatic Actuators - - 273 KB
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Steam Engineering Tutorials

Tutorials explaining the principles of steam and heat transfer, specific to this product section.

Pneumatic Actuators

Pneumatic actuators are briefly discussed, plus the differences between direct and reverse acting modes.

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CAD Drawings

CAD drawings enabling you to see exactly how the product is constructed. You can also drop these into your own schematics.

Pneumatic Actuators - CAD Drawings

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Contact us for advice from our engineers

  • Help on sizing and selection
  • Arrange a visit
  • Answers & advice on products/applications
  • Obtaining quotes & placing orders