Service difficulty report · Seat Track · Boeing 75723A

Difficulty date
October 20, 2009
Submitted
October 27, 2009
Operation
Air carrier
Aircraft
N921FD
Make and model
Boeing 75723A
Aircraft serial
24924
Aircraft time
68,004 hours, 21,149 cycles
Part
Seat Track
Part number
60654924
Condition
Corroded
Location
Bs 1540-1640
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

SEAT TRACK CORRODED LBL 44, BS 1600-1640. REMOVED CORROSION MULTIPLE AREAS, BS 1600-1640, LBL 45, AT CROWN. MAX CLEANUP TOP SURFACE OF TRACK; MAT. LOSS= .022", L=.250", W=.500" 2 BS 1612. FOUD TO BE OUT LIMITS PER SRM 53-00-52. FLAGE MAX. CLEANUP; MAT. LOSS=.018", L=.500" ,W=1.0". FOUND OUT OF LIMITS PER SRM 53-00-52. FABRICATED NEW SEAT TRACK FR 60-6549/24, BATCH30001541987. LOCATED, DRILLED, TREATED AD PRIMED NEW SEAT TRACK PER SRM 53-60-52 / 51-10-02 / 51-21-00-7. INSTALLED EW SEAT TRACK AT BS 1540-1640, LBL 45, IAW SRM 53-60-52 / 51-40-02. THIS REPAIR IS CLASSIFIED AS A CAT. "A" MAJOR REPAIR.

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