Air Torque AT651U Spares Repair Kit

Product Description

Air Torque AT651U Spares Repair Kit – Rack & Pinion 90° Pneumatic Actuator – SIL3

The Air Torque AT651U Spares Repair Kit is a factory-matched maintenance kit crafted for the AT651U rack & pinion pneumatic actuator, supporting 90-degree rotation in standard-temperature environments. Certified to SIL?3 (Safety Integrity Level 3) standards, this kit is engineered for high-safety, process-critical applications across industries such as oil & gas, water treatment, power generation, and industrial automation.

Included in the kit are all essential internal components needed to restore actuator performance, sealing integrity, and torque capability to OEM specifications:

• O-rings, cylinder and stem seals

• Thrust bearings, piston guides, spacers, and seal rings

• Stop screw seals and friction washers

?? Key Features

• Model Compatibility: Air Torque AT651U series actuators

• Motion Type: 90° rack & pinion, double-acting or spring-return versions

• Temperature Rating: Standard industrial (up to approx. +80?°C)

• SIL Certification: SIL?3 compliant—safe for use in critical control loops

• Contents: Complete internal seal and wear kit to restore mechanical and sealing performance

• Typical Applications: Valve actuation in critical process systems, utilities, petrochemical, and automation environments

• Maintenance Benefits: Prolongs actuator service life, preserves torque accuracy, reduces downtime, and defers full actuator replacement

Technical Specs