Air Torque AT451U Spares Repair Kit

Product Description

Air Torque AT451U Spares Repair Kit – Rack & Pinion 90° Pneumatic Actuator – SIL?3

The Air Torque AT451U Spares Repair Kit is a genuine maintenance kit tailor-made for the AT451U rack & pinion pneumatic actuator, featuring 90° rotation and designed for standard temperature operation. Certified to SIL?3 (Safety Integrity Level 3) standards, this kit is engineered for high-integrity and safety-critical systems across sectors like oil & gas, chemical processing, water treatment, and industrial automation.

This comprehensive kit includes all essential internal wear parts needed to restore the actuator’s original torque, sealing performance, and mechanical integrity:

• O-rings, stem seals, and housing seals

• Thrust bearings, piston guides, bushings, and spacers

• Stop screw seals, friction washers, and wear rings

• Gain restoration of smooth actuation and pressure containment

?? Key Features

• Compatibility: Designed for Air Torque AT451U series

• Operation Angle: 90° standard rack & pinion motion

• Temperature Rating: Standard temperature class

• Safety Certification: SIL?3 – suitable for use in safety-instrumented systems

• Kit Contents: Full set of OEM internal components for refurbishment

• Application Scope: Valve actuators in process plants, utilities, chemical & power industries

• Maintenance Benefits: Restores torque output, enhances sealing reliability, extends service life, and minimizes downtime

Technical Specs