Service difficulty report · Skin · Boeing 7377BD

Difficulty date
May 24, 2022
Submitted
May 31, 2022
Operation
Air carrier
Aircraft
N7741C
Make and model
Boeing 7377BD
Aircraft serial
35788
Aircraft time
50,187 hours, 26,092 cycles
Part
Skin
Condition
Cracked
Location
Lh Hor Stab
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

LEFT HORIZONTAL STABILIZER LOWER SKIN CRACKED AT STAB STA 193.90. DAMAGE LOCATED 17 INCHES FORWARD OF REAR SPAR AND IS 1.8 INCHES LONG. REMOVED DAMAGE PER SRM 55-10-01-2R-11;COMPLIED WITH NDT HFEC REQUIREMENTS PER NDT PART 6; 51-00-00 PROCEDURE 23 AND 16. NO DEFECTS NOTED. REPAIRED CRACKS ON THE LOWER IN SPAR SKIN OF THE LEFT HORIZONTAL STABILIZER LOCATED AT APPROXIMATELY SS 193.90 PER SRM 55-10-01-2R-11; WITH THE FOLLOWING DEVIATION: EXCEEDS THE MAXIMUM SIZE ALLOWED BY SRM REFERENCE. SEE EA 22-155-01563

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