Service difficulty report · Support Angle · Boeing 7377H4

Difficulty date
December 22, 2022
Submitted
January 19, 2023
Operation
Air carrier
Aircraft
N272WN
Make and model
Boeing 7377H4
Aircraft serial
32527
Aircraft time
52,973 hours, 31,748 cycles
Part
Support Angle
Condition
Cracked
Location
Bs 420 Rbl 25
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

CRACKED SIDEWALL SUPPORT ANGLE, BS 420, RBL 25, WL 156. REMOVED THE SUPPORT ANGLE IAW SRM 51-40-02-0G-0, HEAT TREATED ON CUSTOMER CARD 899698-SWA; LOCATED AND DRILLED THE NEW SIDEWALL SUPPORT ANGLE IAW SRM 51-40-05-0G-0 & DWG 143A1212, REV -. APPLIED CHEMICAL CONVERSION IAW AMM 51-21-41-370-802. APPLIED PRIMER IAW AMM 51-21-72-370-804. INSTALLED THE NEW SIDEWALL SUPPORT ANGLE IAW SRM 51-40-02-0G-0, AND DWG 143A1212, REV-.

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