Service difficulty report · Stringer · Boeing 73779P

Difficulty date
August 18, 2023
Submitted
September 21, 2023
Operation
Air carrier
Aircraft
N7826B
Make and model
Boeing 73779P
Aircraft serial
30035
Aircraft time
56,002 hours, 37,056 cycles
Part
Stringer
Part number
UNKNOWN
Condition
Cracked
Location
Zn 100 Fus Lower
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

CRACKED STRINGER AT AREA AFT OF FCB BS535 S-23R WL164. MARKED<[01] VERIFIED STEPS 4 AND 5.;[02] RECEIVED NEW STRINGER SECTION FROM OSS ITEM HFAB53-STR-011 LOT NBR 1537299-1 AND PO NBR 934384 AND HAT CHANNEL ITEM 69-78188-1 LOT NBR 1530303-1.<BR><BR>LOCATED AND DRILLED PARTS PER REF SRM 53-00-03-2R-1 REPAIR 1;[03] VERIFIED CORRECTIVE ACTION 2.;[04] 'THE DAMAGE WAS REPAIRED PER 737-700 SRM 53-00-03-2R-1 (REPAIR 1) AND EA 23-153-02622';[05] VERIFIED CORRECTIVE ACTION #4.

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