TM 1-1520-265-23 INDEX-Continued Subject Paragraph Page Number Number Tail Landing Gear Yoke (ET)........................................................................................................ 4.31 4-71 Backup Method................................................................................................................  4.31.4 4-74 Defects............................................................................................................................  4.31.2 4-71 Description ......................................................................................................................  4.31.1 4-71 Primary Method ...............................................................................................................  4.31.3 4-71 System Securing ............................................................................................................. 4.31.5 4-74 Tail Pylon Attach Fitting (ET) ....................................................................................................... 4.15 4-36 Backup Method................................................................................................................  4.15.4 4-37 Defects............................................................................................................................  4.15.2 4-36 Description ......................................................................................................................  4.15.1 4-36 Primary Method ...............................................................................................................  4.15.3 4-36 System Securing ............................................................................................................. 4.15.5 4-37 Tail Pylon Lower Step (ET) .......................................................................................................... 4.18 4-43 Backup Method................................................................................................................  4.18.4 4-44 Defects............................................................................................................................  4.18.2 4-43 Description ......................................................................................................................  4.18.1 4 43 Primary Method ...............................................................................................................  4.18.3 4-43 System Securing ............................................................................................................. 4.18.5 4-44 Tail Rotor Blade (Fluid) (RT) ........................................................................................................ 2.23 2-54 Backup Method................................................................................................................  2.23.4 2-55 Defects............................................................................................................................  2.23.2 2-54 Description ......................................................................................................................  2.23.1 2-54 Primary Method ...............................................................................................................  2.23.3 2-54 System Securing ............................................................................................................. 2.23.5 2-55 Tail Rotor Blade (Voids) (BT) ....................................................................................................... 2.22 2-51 Backup Method................................................................................................................  2.22.4 2-53 Defects............................................................................................................................  2.22.2 2-51 Description ......................................................................................................................  2.22.1 2-51 Primary Method ...............................................................................................................  2.22.3 2-51 System Securing ............................................................................................................. 2.22.5 2-53 Tail Rotor Blade Tip Cap (ET) ...................................................................................................... 2.24 2-55 Backup Method................................................................................................................  2.24.4 2-59 Defects............................................................................................................................  2.24.2 2-55 Description ......................................................................................................................  2.24.1 2-55 Primary Method ...............................................................................................................  2.24.3 2-55 System Securing ............................................................................................................. 2.24.5 2-59 Tail Rotor Drive Shaft (ET)............................................................................................................. 3.4 3-8 Backup Method.................................................................................................................. 3.4.4 3-9 Defects...............................................................................................................................  34.2 3-8 Description ........................................................................................................................  3.4.1 3-8 Primary Method ................................................................................................................. 3.4.3 3-8 System Securing ............................................................................................................... 3.4.5 3-9 Index 15