Service difficulty report · Shear Web · Boeing 76734AF

Difficulty date
April 18, 2023
Submitted
April 27, 2023
Operation
Air carrier
Aircraft
N319UP
Make and model
Boeing 76734AF
Aircraft serial
27758
Aircraft time
64,426 hours, 21,711 cycles
Part
Shear Web
Part number
143T5010
Part serial
NA
Condition
Corroded
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FAULT - SHEAR WEB CORR FRS 470/510 & LBL 11.0/33.0 DISPLACED 2 CEILING PANELS IN FWD CARGO PIT LOWER FRS 470 AND FRS 510 FOR ACCESS IAW SRM 51-40-02. REMOVED SHEAR WEB PANEL DAMAGE, IAW SRM 51-40-02. INSPECTED PANEL, OUT OF LIMITS IAW B767 SRM 53-30-53-1A-1. FABRICATED NEW SHEAR WEB FROM 7075-T6.071C, BATCH # 0003993959. LOCATED AND MATCH DRILLED NEW SHEAR WEB IAW SRM 51-40-05. TREATED AND PRIMED IAW SRM 51-20-01. APPLIED TOPCOAT IAW AMM 51-21-15. INSTALLED NEW SHEAR WEB PANEL IAW SRM 51-40-02. APPLIED CIC IAW B767 AMM 51-24-09. INSTALLED FWD CARGO PIT CEILING PANELS IAW AMM 25-52-02-401. REVIEWED DOCUMENTS FOR COMPLETION.

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