Service difficulty report · Shear Web · Boeing 7377H4

Difficulty date
March 15, 2024
Submitted
April 15, 2024
Operation
Air carrier
Aircraft
N245WN
Make and model
Boeing 7377H4
Aircraft serial
32506
Aircraft time
59,266 hours, 35,668 cycles
Part
Shear Web
Part number
UNKNOWN
Condition
Corroded
Location
Bs 1016 Lbl 3
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 SHEAR WEB AFT WET AREA STA-1016 LBL-3 WL 208.<[01] UPDATED MEASUREMENTS TABLE;[02] UPON FURTHER INVESTIGATION FOUND CORROSION TO BE IN THE STRAP INSTEAD OF SHEAR WEB; PART WILL BE REPAIRED BY REPLACEMENT PER SRM 51-10-02-0G-0 PARA 9.C.;[03] UPON FURTHER INVESTIGATION FOUND CORROSION TO BE IN THE STRAP DGW#147A5600 INSTEAD OF SHEAR WEB; PART WILL BE REPAIRED BY REPLACEMENT PER SRM 51-10-02-0G-0 PARA 9.C.;[04] UPON FURTHER INVESTIGATION FOUND CORROSION TO BE IN THE STRAP DGW#147A5600 INSTEAD OF SHEAR WEB; PART WILL BE REPAIRED BY REPLACEMENT PER SRM 51-10-02-0G-0 PARA 9.C.<BR>INSTALLED STRAP AFT WET AREA STA-1016 LBL-3 WL 208 PER SRM 52-40-02-0G-0 AND DWG 147A5600.;[05] REJECT - 2EA SOLID FASTENERS REQUIRE FURTHER FASTENING AT FWD OF STRAP. (MARKED);[06] VERIFIED CORRECTIVE ACTION COMPLETE WITH STEP 1

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