The Hytork EDN-XL0221M-S80-SCW-Y00 is a spring return (single-acting) rack and pinion pneumatic actuator, providing 90° (quarter-turn) rotation.
It has a powder coated LM25 cast aluminium housing and is rated for an air supply pressure of 3 to 8 bar.
Valve mounting is ISO 5211 F07, with a 17 mm shaft.