Service difficulty report · Web · Boeing 7378H4

Difficulty date
September 18, 2024
Submitted
October 10, 2024
Operation
Air carrier
Aircraft
N8508W
Make and model
Boeing 7378H4
Aircraft serial
38814
Aircraft time
26,526 hours, 13,268 cycles
Part
Web
Condition
Corroded
Location
Zone 100
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

AFT CARGO THRESHOLD WEB CORRODED STA 793 TO 847<[01] REMOVED CORROSION AT AFT CARGO THRESHOLD WEB STA 793 TO 847 PER SRM 51-10-02. MEASURED MATERIAL REMOVED 0.019' OUT OF LIMITS IAW SRM 53-60-15-1A FIG. 103; DETAIL G.;[02] VERIFIED C.A. STEP 1 (AMT C. PAZ) THRESHOLD WEB CORROSION IS OUT OF LIMITS PER SRM 53-60-15-1A FIG 103; DETAIL G.;[03] REMOVED AFT CARGO THRESHOLD WEB I.A.W SRM 51-40-02.;[04] MATCH DRILLED AND INSTALLED NEW NUTPLATES ON NEW THRESHOLD WEB PER SRM 51-40-02.;[05] COUNTERSUNK NEW WEB HOLES IAW SRM 51-40-08.;[06] CW INSPECTION OF STEPS 3; 4; 5.;[07] NEED OK TO INSTALL NEW WEB;[08] CW STEP 7; OK TO INSTALL WEB.;[09] INSTALLED NEW WEB IAW SRM 51-40-02.;[10] CW INSPECTION OF WEB INSTALLATION. RII;[11] CW

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