Service difficulty report · Skin · Boeing 737724

Difficulty date
September 30, 2023
Submitted
October 6, 2023
Operation
Air carrier
Aircraft
N15712
Make and model
Boeing 737724
Aircraft serial
28783
Aircraft time
77,099 hours, 26,972 cycles
Part
Skin
Part number
146A6221
Condition
Dented
Location
Aft Cargo Door
Stage of operation
IN
How discovered
O
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

AFT CARGO DOOR HAS 10 DENTS IN OUT SIDE SKIN WORST DENT IS L=3.0" W=1.8" D=0.042" A/Y=42.8 DENT IS WITH IN L IMITS PER SRM 52-30-01 FIG. 103 DETAIL F A/Y MUST BE 30 OR MORE INSPECTED AREA. NO PROGRESSION NOTED. DMG REMAINS. OK TO CONT INUE. INSPECTED DAMAGES NO PROGRESSION NOTED. W/I LIMITS PER SRM 52-30 -01 FIG103F DMG REMAINS , OK TO CONTINUE. RE-INSPECTED DENTS AT AFT CARGO DOOR EXTERNAL SKIN FOUND TO BE W ITHIN ALLOWABLE DAMAGE LIMITS REF. SRM 52-30-01, FIG. F AND INST ALLED DENT DOT REF. GMM 06-35-05 LOG PAGE WAS CONVERTED TO ELB FORMAT ON JAN 17, 2017 AT 10140151 INSPECTED DENTS AND FOUND TO BE WITHIN LIMITS REF BOEING 737-700 SRM 52-30-01-FIG 103/ ALLOWABLE DAMAGE 1,DETAIL F. INSTALLED DE NT DOTS REF UAL GMM 06-35-05. REINSPECTED DENTS AND FOUND WORST DENT TO BE L=3.0" W=1.8" D=.042" A/Y=42.8" WITHIN LIMITS REF. SRM52-30-01 FIG.103 DET.F REMOVED AND DAMAGED SKIN FABRICTAED AND INSTALLED NEW AFT CARGO DOOR SKIN IAW B737-700 SRM 51-40-02-0G-0,52-30-01-01-01, 52-30-0 1-2R-3, REFRENCE WORK ORDER 3501941/8000/0050 SERIAL 99982064,