Service difficulty report · Web · Boeing 7378H4

Difficulty date
August 1, 2022
Submitted
August 24, 2022
Operation
Air carrier
Aircraft
N8645A
Make and model
Boeing 7378H4
Aircraft serial
36907
Aircraft time
27,093 hours, 12,483 cycles
Part
Web
Condition
Corroded
Location
Aft Cargo
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

AFT CARGO WEB BELOW THRESHOLD HAS EVIDENCE OF CORROSION AT NUMEROUS FASTENER HOLES. / [01] COMPLIED WITH TOOL AND MEASUREMENT REQUIREMENTS.;[02] REMOVED CORROSION FROM AREA PER SRM 53-60-15-1A-1 (0.010' DEPTH.). WEB IS OUT OF LIMITS PER SRM 53-60-15-1A-1.;[03] REMOVED AFT CARGO WEB PER SRM 51-40-02;[04] LOCATED HOLES ON THE NEW WEB PER SRM 51-40-02.;[05] VERIFIED LOCATED HOLES ON THE NEW WEB PER SRM 51-40-02.;[06] INSTALLED NUTPLATES TO WEB PER SRM 51-40-02 AND APPLIED DYNOL TO CLOSURE AREA AND BOTTOM OF WEB PER A/M/M 51-21-91;[07] VERIFIED CORRECTIVE ACTION #6;[08] INSTALLED AFT CARGO THRESHOLD WEB PER SRM 51-40-02;[09] INSTALLED C/W

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