SDR SWAA2021081912582

Service difficulty report · Bracket · Boeing 737752

Difficulty date: January 8, 2020
Submitted: August 20, 2021
Operation: Air carrier
Aircraft: N7847A
Make and model: Boeing 737752
Aircraft serial: 34297
Aircraft time: 44,359 hours, 24,962 cycles
System (JASC): 5320 · Fuselage Miscellaneous Structure
Part: Bracket
Condition: Corroded
Location: Bs 947 S25l-R
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

***CORROSION*** AFT BULKHEAD PANEL LOWER SUPPORT BRACKET IS CORRODED AT SEVERAL LOCATIONS; STA 947; WL156; BETWEEN STR 25R - 25L. / DAMAGE EVALUATION ON ACB LWR CENTER SUPPORT BRACKET BS947; RBL24.5 TO LBL7.62 WAS FOUND TO BE OUT OF LIMITS. DUE TO NO LIMITS GIVEN IN SRM. REMOVED AND INSTALLED NEW ACB AFT BULKHD LWR CENTER SUPPORT BRACKET BS947; RBL24.5 TO LBL7.62; WL156. PER DWGS 149A8110; 149A8117; AND SRM 51-40-02 87713U 09JAN2020