Boeing 747 - Page 49

Table 1: Diagonal Brace Fuse Pins (Continued)
ENGINE
CONFIGURATION
AND FUSE
PIN PART
NUMBER STRUT
*[1]
FUSE PIN BACK SURFACE SIGNAL
INTERNAL
REFLECTION
POSITION
RANGE
%FSW
*[2]
TRANSDUCER
GUIDE
POSITION
METAL DISTANCE POSITION
IN. MM %FSW
*[2]
REFERENCE
STANDARD
NDT4115
- 4.115 104.5 82% 25% - 35% -
*[1]
I/B = INBOARD; O/B = OUTBOARD
*[2] % FSW = POSITION OF THE SIGNAL AS A PERCENTAGE OF FULL SCREEN WIDTH
747
NONDESTRUCTIVE TEST MANUAL
PART 4 54-30-07
Page 5
Nov 15/2015D6-7170
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