Service difficulty report · Rib · Boeing 7378H4

Difficulty date
March 11, 2025
Submitted
April 14, 2025
Operation
Air carrier
Aircraft
N8683D
Make and model
Boeing 7378H4
Aircraft serial
36738
Aircraft time
30,193 hours, 14,942 cycles
Part
Rib
Condition
Damaged
Location
Zone 600
Stage of operation
IN
How discovered
V
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

R WING DEFLECTION CONTROL RIB HAS 2EA ELONGATED FASTENER HOLES.(MARKED)<[01] INSPECTED DEFLECTION CONTROL RIB UPPER TAB ELONGATED FASTENER HOLES AND FOUND TO BE OUT-OF-LIMITS PER SRM 57-51-02-1A-1;[02] VERIFIED DEFLECTION CONTROL RIB UPPER TAB FOUND BE OUT OF LIMITS;[03] CUT AND REMOVED DAMAGE FROM DEFLECTION CONTROL RIB UPPER TAB PER SRM 57-51-02-2R-4.;[04] VERIFIED WORK ACCOMPLISHED IN C/A #3;[05] PERFORMED HFEC SURFACE INSPECTION ON THE CUTOUT PER BOEING NDT MANUAL PART 6 51-00-00 PROCEDURE 23. PERFORMED A HFEC HOLE PROBE ON THE DEFLECTIION RIB PER BOEING NDT MANUAL PART 6 51-00-00 PROCEDURE 16. NO DEFECTS FOUND.;[06] FABRICATED -2 FILLER PER SRM 57-51-02-2R-4.;[07] INSPECTED C/A 6.;[08] LOCATED; DRILLED AND DEBURRED REPAIR PARTS PER SRM 57-51-02-2R-4.;[09] INSPECTED C/A 8.;[10] TREATED; PRIMED AND APPLIED ENAMEL FINISH TO REPAIR FILLER AND REPAIR AREA PER SRM 57-51-02-2R-4.;[11] VERIFIED CORRECTIVE ACTION #10;[12] OK TO INSTALL;[13] INSTALLED REPAIR PARTS PER SRM 57-51-02-2R-4.;[14] VERIFIED CORRECTIVE ACTION #13;[15] INSPECTED DEFLECTION CONTROL RIB UPPER TAB ELONGATED FASTENER HOLES AND FOUND TO BE OUT-OF-LIMITS PER SRM 57-51-02-1A. CUT AND REMOVED DAMAGE FROM DEFLECTION CONTROL RIB UPPER TAB PER SRM 57-51-02-2R-4. INSTALLED REPAIR PARTS PER SRM 57-51-02-2R-4. SEE ATTACHED SIGN OFFS FOR ALL WORK PERFORMED.;[16] SEE INDIVIDUAL SIGN OFFS FOR WORK COMPLETED<BR>INSPECTED AS REQUIRED

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