Service difficulty report · Angle · Boeing 7377H4

Difficulty date
August 3, 2021
Submitted
August 9, 2021
Operation
Air carrier
Aircraft
N410WN
Make and model
Boeing 7377H4
Aircraft serial
27897
Aircraft time
66,797 hours, 39,221 cycles
Part
Angle
Condition
Cracked
Location
Vertical Stab
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

CRACK ANGLE LOCATED INTERNAL AREA BS 1016 AT VERTICAL STABILIZER. REMOVED ANGLES & PLATES. LOC LEADING EDGE AT LEVEL BS 1016 AT VERTICAL STAB IAW SRM 51-40-02 & PERFORMED VISUAL INSPECTION ON AREA AND FOUND NO MORE DAMAGE. CRACK IS NOT ALLOWED ON SUPPORT ANGLE ON SRM DATA. DRILLED & APPLIED PROTECTIVE TREATMENT ON NEW HOLES. ANGLE LOCATED INTERNAL AREA BS 1016 AT VERTICAL STAB IAW SRM 51-40-05 & SRM 51-20-01. COMPLIED WITH STEP 3. INSTALLED ANGLES, PLATES, & FASTENERS IAW SRM 51-40-02 & DWG 176A3001 REV . STEP 7.

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