Service difficulty report · Rib · Boeing 737824

Difficulty date
February 10, 2020
Submitted
February 16, 2020
Operation
Air carrier
Aircraft
N27246
Make and model
Boeing 737824
Aircraft serial
28956
Aircraft time
62,352 hours, 23,183 cycles
Part
Rib
Part number
182A50112
Condition
Corroded
Location
Horizontal Stab
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

B737-06-3-0447 RIGHT HORIZONTAL STAB. INSIDE PANEL 342EB ON TOP INBOARD CLOSURE RIB HAS CORROSION. REF BY PEMCO NR 2675N1311. REMOVED UPPER CHORD AT RH HORIZONTAL STA BILIZER TO ACCESS CORRO -10-02 EVALUATED LIMITS WHERE ORIG MAT=0.125" MAT LOSS .015'' MAT REMAINING 0.110'' IN LIMITS AND REINSTALLED UPPER CHORD (P/N 182 A5011-2). ACCOMPLISHED EA NO PD 37-55-126 SHEET 1 OF 6 REG SRM SION REMOVED CORROSION AT UPPER CHORD (PN182A5011-2) IAW SRM 51 ENTERED BY V928371, INSP BY Q900. 51-10-0, SRM 51-20-01, SRM 51-40-02. WORK PERFORMED BY V928329 51-10-0, SRM 51-20-01, SRM 51-40-02. WORK PERFORMED BY V928329 ENTERED BY V928371, INSP BY Q900.