Service difficulty report · Keelbeam · Boeing 73779P

Difficulty date
June 21, 2021
Submitted
July 28, 2021
Operation
Air carrier
Aircraft
N7827A
Make and model
Boeing 73779P
Aircraft serial
28255
Aircraft time
52,282 hours, 33,778 cycles
Part
Keelbeam
Condition
Corroded
Location
Bs 727d-787
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

CORROSION KEEL BEAM L/H SIDE LOCATED BETWEEN BS 727D TO BS 787 WL 148.5 AT AFT CARGO COMPARTMENT ; 2021-288061 / [01] TOOL USED DIGITAL CALIPER P/N: 700-113-10; S/N: 0033158; DUE DATE: 14/JUL/2172; [02] TOOL USED P/N: NORTEC 600D; S/N: 210138003; DUE DATE: 05-MAR-22.; [03] TOOL USED: P/N: NORTEC 600D S/N: 210138103 DUE DATE: 05-MAR-22; [04] REPAIRED KEEL BEAM L/H SIDE LOCATED BETWEEN BS 727D TO BS 787 WL 148.5 AT AFT CARGO COMPARTMENT IAW 21-153-01867;EA# 21-153-01867-WIP1; EA# 21-153-01867-WIP2. THIS REPAIR IS CLASSIFIED MINOR AND CATEGORY A. NO FURTHER ACTION OR INSPECTION REQUIRED.; [05] REPAIRED KEEL BEAM L/H SIDE LOCATED BETWEEN BS 727D TO BS 787 WL 148.5 AT AFT CARGO COMPARTMENT IAW 21-153-01867;EA# 21-153-01867-WIP1; EA# 21-153-01867-WIP2. THIS REPAIR IS CLASSIFIED MINOR AND CATEGORY A. NO FURTHER ACTION OR INSPECTION REQUIRED.

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