20S4-31I8DC-MRN Fabco NFPA series Pneumatic cylinder

Fabco 20S4-31I8DC-MRN Double-acting pneumatic NFPA tie-rod cylinder actuator with single rod + adjustable air cushion (position 2 - head and cap) + male rod stud with 3/4"-16 UNF (rod end) -(NFPA series) - 2" (B2") bore - 31-1/2" (S31-1/2") stroke - 3/4-16 UNF-2B female threaded rod-end - 2 x 3/8" NPTF threaded pneumatic ports (position 1) - rated for -10...+165°F / -23...+73°C ambient - rectangular shape - Aluminium body (hard (60Rc) coated ID / clear anodized OD) / hard Chrome-plated steel piston rod / Aluminium piston with graphite-filled PTFE wear band / reusable Buna-N seals - bottom tapped flushed mounting