“NAME:MISCELLANEOUS SAFETY EQUIPMENT
: Pneumatic piston for fire flaps: Maker ALPHA, model aB-83 SRK10FC.
Attached name plate.” “PNEUMATIC ACTUATOR-MAKERALPHA,TYPE-aB-75
SR K10FO
; ACTUATORS FOR ENGINE ROOM FANS FIRE FLAPS,PLS FIND ATTACHED PHOTO” Alpha.