Service difficulty report · Web · Boeing 7377H4

Difficulty date
May 11, 2021
Submitted
August 13, 2021
Operation
Air carrier
Aircraft
N732SW
Make and model
Boeing 7377H4
Aircraft serial
27864
Aircraft time
74,727 hours, 43,976 cycles
Part
Web
Condition
Corroded
Location
Bs 809
Stage of operation
IN
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

***CORROSION*** ON WEB AT AFT CARGO BAY BS809 RBL19 WL159. ; / BS 847; RBL 19; WL 159 IAW SRM 51-40-02-0G-0.; [09] RECEIVED WEB PER P.O. #825119.; [10] VERIFIED STEP 9.; [11] RECEIVED WEB PER P.O. # 825689.; [12] LOCATED; DRILLED ;DEBURRED WEB PER SRM 51-40-05-0G-0; DWG 146A8120;DWG 146A8121. APPLIED A CHEMICAL CONVERSION COATING PER AMM 51-21-41-370-802.; [16] INSTALLED VERTICAL WEB BS 792-847 RBL 19;WL 159 PER SRM 51-40-02-0G-0; DWG 146A8120; DWG 146A8121

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