TO Number: TM 55-1520-236-23P-1 - AH-1 - AVIATION UNIT AND INTERMEDIATE REPAIR PARTS AND SPECIAL TOOLS LIST FOR HELICOPTER ATTACK for Part Numbers: AH1-P, AH-1E, AH-1F
TO Number: 8R3-68-3 - SOLENOID RELAY ELECTROMAGNETIC - OVERHAUL INSTRUCTIONS WITH ILLUSTRATED PARTS BREAKDOWN (IPB) - For Part Numbers: B-140BH, 2-60903-1, 2-60903, C60-3, SA157C
