Service difficulty report · Rib · Boeing 757324

Difficulty date
February 3, 2020
Submitted
February 9, 2020
Operation
Air carrier
Aircraft
N57852
Make and model
Boeing 757324
Aircraft serial
32811
Aircraft time
56,875 hours, 18,564 cycles
Part
Rib
Part number
146N6603183
Condition
Dented
Location
Aft Cargo Door
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

B757-52-3-0103 AFT CARGO DOOR LWR RIBS,(1ST AND 2ND) INNER FLANG E IS DENTED. (96-59) REF. ST. ENGINEERING N/R 0087422 FOUND 2EA DENTS OUT OF LIMITS ON AFT CARGO DOOR LWR RIB''S INNER FLANGE,DENT 1 L=4.0,W=.80,D=.200 DENT 2 L=5.0,W=.80,D=.350 IAW B 757-300 SRM 52-30-02-A1 FIG.101. REMOVED AND INSTALLED 2EA NEW R IB''S P/N 146N6603-183 IAW B757-300 SRM 51-40-02 AND DWG 146N6603 WORK ACCOMPLISHED BY MECH V919728 AND INSPECTED BY V919676