Compact cylinder with octogonal tube. Chromium-plated steel piston rod, male, with long piston. ISO 21287. Non-Rotating. Type: RN420 Product number: RN420-040-0015 Material of piston seals: NBR. Material: piston- aluminium; Barrel- anodized aluminium. Bore diam. (mm): 40 Stroke length: 15mm Temperature (C): -20…80 Pressure (bar): 1,5 - 10