SDR DL75A011154

Service difficulty report · Frame · Boeing 757212

Difficulty date: July 10, 2001
Submitted: July 27, 2001
Operation: Air carrier
Aircraft: N751AT
Make and model: Boeing 757212
Aircraft serial: 23125
Aircraft time: 46,796 hours, 25,336 cycles
System (JASC): 5310 · Fuselage Main, Structure
Part: Frame
Part number: 143N85121
Condition: Cut
Location: Fs 620, S-25r
Stage of operation: IN
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

FUSELAGE / C1 DOOR OPENING / FRAME / FS 620 / STRG. 25R-26R:FRAME WEB AND OUTER CHORD SPLICE REPAIR THE C1 DOOR OPENING LOWER SILL OUTER CHORD REQUIRED REPLACEMENT DUE TO CORROSION. TO FACILITATE REMOVAL AND INSTALLATION OF A NEW CHORD, THE OUTER CHORD AND WEB OF THE FS 620 FRAME WERE CUT BETWEEN STRINGERS 25R & 26R. THE WEB WAS SPLICED BACK TOGETHER WITH AN ALUMINUM DOUBLER AND THE CHORD WITH 2 ALUMINUM ANGLES. THE REPAIR WAS ACCOMPLISHED PER ER/A 381025-14, REV A.