TM 1-1520-265-23
INDEX-Continued
Subject
Paragraph
Page
Number
Number
Main Rotor Shaft Nut (MT) ............................................................................................................. 2.5
2-8
Backup Method.................................................................................................................. 2.5.4
2-9
Defects.............................................................................................................................. 2.5.2
2-8
Description ........................................................................................................................ 2.5.1
2-8
Primary Method ................................................................................................................. 2.5.3
2-8
System Securing ............................................................................................................... 2.5.5
2-9
Main Transmission (ET) ................................................................................................................. 3.2
3-3
Backup Method.................................................................................................................. 3.2.4
3-4
Defects.............................................................................................................................. 3.2.2
3-3
Description ........................................................................................................................ 3.2.1
3-3
Primary Method ................................................................................................................. 3.2.3
3-3
System Securing ............................................................................................................... 3.2.5
3-4
Marking and/or Recording of Inspection Results............................................................................. 1.3
1-17
N
Nondestructive Inspection Methods................................................................................................ 1.4
1-17
Acceptance/Rejection Criteria.......................................................................................... 1.4.13
1-37
Bond Testing (BT) Method................................................................................................. 1.4.6
1-19
Demagnetization of Inspection Parts.................................................................................. 1.4.9
1-30
Eddy Current (ET) Method............................................................................................... 1.4.11
1-31
Equipment Used for NDI.................................................................................................. 1.4.14
1-37
Fluorescent Penetrant (PT) Method................................................................................... 1,4.7
1-21
Magnetic Particle (MT) Method .......................................................................................... 1.4.8
1-27
Materials Used for NDI .................................................................................................... 1.4.15
1-37
NDI General Safety Precautions........................................................................................ 1.4.5
1-19
Post Cleaning and Restoration of Part or Area after NDI.................................................. 1.4.16
1-37
Preparation of Helicopter for NDI....................................................................................... 1.4.3
1-18
Preparation of Part or Area for NDI.................................................................................... 1.4.4
1-18
Purpose of Nondestructive Inspection (NDI)...................................................................... 1.4.1
1-17
Radiographic (RT) Method............................................................................................... 1.4.10
1-30
Selecting the NDI Method.................................................................................................. 1.4.2
1-18
Ultrasonic (UT) Method.................................................................................................... 1.4.12
1-35
Nonferrous Bolts and Pins Contained within the Airframe and Landing
Gear System (PT).................................................................................................................. 4.37
4-81
Description ...................................................................................................................... 4.37.1
4-81
Nonferrous Bolts Contained within the Flight Control System (PT)............................................... 6.24
6-44
Description ...................................................................................................................... 6.24.1
6-44
Nonferrous Connecting Links, Rod Ends, Clevises, Levers, and
Attaching Parts (ET)............................................................................................................... 6.16
6-31
Backup Method................................................................................................................ 6.16.4
6-32
Defects............................................................................................................................ 6.16.2
6-31
Description ...................................................................................................................... 6.16.1
6-31
Primary Method ............................................................................................................... 6.16.3
6-31
System Securing ............................................................................................................. 6.16.5
6-32
Index 9
