The Norbro 20-RDB40-1SD1E0-D is a spring return (fail safe closed) pneumatic actuator. Featuring quarter turn with a rack and pinion design. With its aluminium (Extrusion) anodised body it is both hardwearing and practical. Housed within the unit are: aluminium pistons, carbon steel ENP pinion and an aluminium anodised inlet end cap. Also included are acetal bearings and nitrile rubber “O” rings.
Its chrome silicon wire (corrosion resistant) coated springs also add to this units impressive list of standard features. The 20-RDB40-1SD1E0-D is also topped with a polyethylene position indicator, Red / White. ISO 5211 underneath. VDI/VDE 3845 Top Side. NAMUR interface end cap. BSP air connection.
The Flowserve Norbro 40R range is also available in a wide range of sizes, from 10 to 42, so making it the perfect choice for all applications.