Service difficulty report · Structure · Boeing 717200

Difficulty date
May 13, 2025
Submitted
May 14, 2025
Operation
Air carrier
Aircraft
N921AT
Make and model
Boeing 717200
Aircraft serial
55082
Aircraft time
58,523 hours, 42,407 cycles
Part
Structure
Condition
Corroded
Location
Zone 300
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

-AD- CORROSION WAS FOUND ON BORES 31, 33, ALSO ON HOLE #10 (VERTICAL AND TRANSVERSAL). SUMMARY OF NRC 667: CORROSION LEVEL 2. BORES 10, 31, AND 33 OF HORIZONTAL STABILIZER BARREL NUTS WERE REPAIRED PER PRI 625941-14 REV 1 & ER/A 625941-14AD REV ORIG. SECTION I: PERMANENT REPAIR. TIME CONTROLLED ITEMS: DTE COTROLLED WITH LP 0962474 AND AMOC 0962535. ASSOCIATED ER/A 14-625941 ADDED FOR AC 9577. (LP #0964124)

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