Service difficulty report · Angle · Boeing 737*

Difficulty date
February 13, 2022
Submitted
March 22, 2022
Operation
Air carrier
Aircraft
N946WN
Make and model
Boeing 737*
Aircraft serial
36918
Aircraft time
38,769 hours, 23,511 cycles
Part
Angle
Condition
Corroded
Location
Aft Cargo
Stage of operation
UK
How discovered
9
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 COMP R/H BETWEEN STA 727B AND STA 767 RBL 21' ZEE CHANNEL SURFACE CORROSION / [01] LOCATED AND DRILLED NEW FASTENER HOLES ONTO R/H AFT CARGO ZEE CHANNEL STA 727 - STA 767. ZEE CHANNEL WILL BE INSTALLED ON T/C: TTG8Q004BM58.;[02] (LATE ENTRY) AFT CARGO COMPARTMENT R/H ZEE CHANNEL BETWEEN STA 727B AND STA 767 RBL 21 FOUND EXFOLIATED AND OUT OF LIMITS IAW SRM 53-00-53-1A-2.;[03] AMENDED TO STEP #1 LOCATED AND DRILLED NEW FASTENER HOLES ONTO R/H AFT CARGO ZEE CHANNEL STA 727 - STA 767. REF B737-700 SRM 51-40-05-0G-0. ZEE CHANNEL WILL BE INSTALLED ON T/C: TTG8Q004BM58.;[04] VERIFIED STEPS #1; #2 AND #3;[05] OK TO TREAT AND PRIME.;[06] TREATED AND PRIMED DRILLED HOLES IAW SRM 51-20-01-0G-0.;[07] (FINAL) AFT CARGO COMPARTMENT R/H ZEE CHANNEL BETWEEN STA 727B AND STA 767 RBL 21 FOUND EXFOLIATED AND OUT OF LIMITS IAW SRM 53-00-53-1A-2. LOCATED AND DRILLED NEW FASTENER HOLES ONTO R/H AFT CARGO ZEE CHANNEL STA 727 - STA 767. REF B737-700 SRM 51-40-05-0G-0. ZEE CHANNEL WILL BE INSTALLED ON T/C: TTG8Q004BM58.;[08] VERIFIED STEP #6;[09] FINAL INSPECTION; REPLACED ZEE CHANNEL.