TO Number: 15X4-3-29-4 - LIQUID OXYGEN QUANTITY INDICATOR SET - ILLUSTRATED PARTS BREAKDOWN (IPB) for Part Numbers: 9A1043, 9A1044, A/A24J-21, MIL-I-83499
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
