PNEUMATIC DAMPER ACTUATOR

PNEUMATIC DAMPER ACTUATOR, DIRECT LINKAGE - ADJ 1ST STAGE 3PSI START 3PSI RING 2ND STAGE 9PSI START 3PSI RING, CONSTRUCTED OF: DIE CAST ALUMINUM HOUSING ENCLOSING A MOLDED NEOPRENE DIAPHRAGM, STEEL PISTON AND PISTON SHAFT, SINTERED BRONZE SHAFT-GUIDE BUSHING AND STEEL SPRING, WEIGHT: 4-LBS 11-OZ, DIMS: 5-1/4"H X 4-1/4"W X 7-1/2"D