Service difficulty report · Angle · Boeing 73779P

Difficulty date
July 27, 2019
Submitted
March 14, 2022
Operation
Air carrier
Aircraft
N7827A
Make and model
Boeing 73779P
Aircraft serial
28255
Aircraft time
48,220 hours, 31,372 cycles
Part
Angle
Part number
146A1220Y11
Condition
Corroded
Location
Aft Cargo Compt
Stage of operation
IN
How discovered
9
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

AFT CARGO COMP BS 727D RT SIDEWALL ANGLE CORROSION AROUND BOTTOM FASTNER HOLE ABOVE STR 25R. REMOVED 4EA NUT PLATES FROM R/H Z ANGLE AT BS 727D R/H (TO BE INSTALLED ON W/O X987523) ; REMOVED CORROSION UNDER NUT PLATES AT BS 727D R/H ZEE ANGLE. FOUND TO BE OUT OF LIMITS IAW SRM 53-00-53-1A-2; FIG103, SRM 51-10-02-0G-0 PAR 6. REMOVED CORROSION FROM ATTACH ANGLE, FOUND TO BE OUT OF LIMITS. LOCATED AND DRILLED NEW PART; INSTALLED NEW SIDEWALL ATTACH ANGLE BS 727D RT; IAW SRM 51-10-02-0G-0; B737 NDT PT4 51-00-00 PROC 2; SRM 53-00-53-1A-2; BOEING DWG#146A1220ID0053 REV-; SRM 51-40-02-0G-0; PAR4; DWG #146A9403 ID0003 REVD; SRM 51-40-05-0G-0 FIG 3 SHT 1 .

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