Service difficulty report · Web · Boeing 7377H4

Difficulty date
February 14, 2023
Submitted
March 13, 2023
Operation
Air carrier
Aircraft
N277WN
Make and model
Boeing 7377H4
Aircraft serial
32531
Aircraft time
51,901 hours, 31,206 cycles
Part
Web
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACK FOUND AT FASTENER HOLE LOCATION LBL 8 FORWARD ANGLE COMMON TO LT VAPOR BARRIER LOWER WEB STA 663; CRACK APPROX DEPTH 0.030'<. CRACK FOUND AT FASTENER HOLE LOCATION LBL 8 FORWARD ANGLE COMMON TO LT VAPOR BARRIER LOWER WEB STA 663 CRACK APPROX DEPTH 0.030'<.<[01] FORMED REPAIR FILLER AND DOUBLER MATERIAL USED 2024 T3 .063'P.O.1801080<BR>AND .071' P/O. 1801080 PER SRM 57-10-10-2R REPAIR 5;[09] PERFORMED DETAILED INSPECTION OF REPAIR AREA AND UNDERLYING STRUCTURE AND FOUND NO DAMAGE WITHIN REPAIR AREA.;[10] FABRICATED FILLER PER SRM 57-10-10-2R-F5 REPAIR 5 ITEM # 1;[11] FABRICATED SPLICE ANGLE PER SRM 57-10-10-2R-F5 REPAIR 5 ITEM # 2;[12] LOCATED AND DRILLED FILLER AND SPLICE ANGLE PER SRM 57-10-10-2R-F5 REPAIR 5;[13] CORRECTION TO STEP 11 FABRICATED SPLICE ANGLE PER SRM 57-10-10-2R-5 REPAIR 5 ITEM # 2;

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