Service difficulty report · Stiffener · Boeing 76734AF

Difficulty date
June 16, 2009
Submitted
June 26, 2009
Operation
Air carrier
Aircraft
N309UP
Make and model
Boeing 76734AF
Aircraft serial
27740
Aircraft time
35,329 hours, 11,045 cycles
Part
Stiffener
Part number
111T20058
Condition
Cracked
Location
Center Wing
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

INSPECTION TYPE:C CENTER WING TANK FRONT SPAR VERTICAL STIFFENER CRACKED AT BS 786 RBL 10, JUST BELOW CABIN FLOOR (CRACK 3.25 INCH LENGTH). CTR WING TANK FRONT SPAR VERT STIFFENER AT BS 786 RBL 10 AREA REPAIRED AS PER HX RS R57-10-36354 REV A & UPS EO B767-5710-33993-A. THIS REPAIR IS CLASSIFIED AS A MAJOR REPAIR WITH MATERIAL BAC1518- 749-2024T3511 AS REPLACEMENT SECTION, 2024T3-0.250 & 2024T3.100IN AS REPAIR STRAPS REPAIR LENGTH 19.25 INCHES.

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