“AFS11045/38kgx450mmxDIA110:BULK AIR HANDLING SYSTEM 制作者:JAPAN LTD. EXPLODED VIEW OF DOUBLE ACTING ACTUATOR ASSEMBLY – Keystone Tyco 气动阀门定位器 限位开关 变送器 传感器 PS” “PNEUMATIC ACTUATOR PISTON O-RING Piston O-Ring, Pos.13 see attached” 气动.NA.F79U 012