Service difficulty report · Angle · Boeing 75721B

Difficulty date
November 5, 2009
Submitted
November 6, 2009
Operation
Air carrier
Aircraft
N934FD
Make and model
Boeing 75721B
Aircraft serial
24331
Aircraft time
50,153 hours, 32,684 cycles
Part
Angle
Part number
148N31521
Condition
Corroded
Location
Zone 300
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

INSIDE HORIZ STAB COMPARTMENT RT SIDE NUTPLATES FOR APU INLET HSG CORRODED BETWEEN STA 1787 AND STA 1825, OTBD 2" ABOVE STR S-6R. EVALUATE AND RECTIFY. INSIDE HORIZ STAB COMPARTMENT RT SIDE NUTPLATES 15 EA. REMOVED AND REPLACED IAW SRM 51-40-02 REV. 98. ANGLE BETWEEN STA 1787 AND STA 1825 OTBD 2" ABOVE STR S6R FOUND CORRODED AND OUT OF LIMITS IAW SRM 53-00-07 DETAIL II FIG 101 REV 98, ORIGINAL MATERIAL 0.063", REMAIN 0.048". NEW ANGLE FABRICATED IAW DWG 148N3152 SHT 1 REV. AND PART LIST 148N3152 REV. PART MARKED IAW GMM 7-0-1001 REV. 108. REPAIR IS CLASSIFIED AS MINOR IAW GMM 6-2-100 CRITERIA.

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