C-521-O-Q Fabco Pancake series Pneumatic cylinder

Fabco C-521-O-Q Single-acting (spring-retract) pneumatic cylinder actuator with single rod + quad-lobe piston seals -(Pancake original series) - 2-1/2" (B2-1/2") bore - 1" (S1") stroke - 1/2-20 UNF-2B female threaded rod-end - 1/8" NPT threaded pneumatic port - rated for -30...+250°F / -34...+121°C ambient - round cylindrical shape - clear anodized Aluminium body / hard Chrome-plated stainless steel piston rod / Quad-lobe Buna-N seals - through-hole mounting - rated for 3psi...250psi