SDR FOTR21053

Service difficulty report · Frame · Boeing 727230

Difficulty date
April 6, 2011
Submitted
April 6, 2011
Operation
Air carrier
Aircraft
N357KP
Make and model
Boeing 727230
Aircraft serial
20675
Aircraft time
71,418 hours, 38,781 cycles
Part
Frame
Condition
Buckled
Location
Bs 970
Part time
71,418 hours, 38,781 cycles
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

FRAME AT BS 970 IN AFT PIT IS BUCKLED BETWEEN STRR AND STR28R. REMOVED DAMAGED FRAME SECTION FROM BS 970 BETWEEN STR 25L TO 27R. FABRICATED NEW FRAME SECTION FROM 7075-0 .063" PO 2105316 DIM 71" X 11". HEAT TREATED PART FROM 7075-0 TO 7075T6 IAW FASI ENG REPORT NR 2-37153-801, REV A. LOCATED, DRILLED AND INSTALLED NEW FRAME SECTION AT BS 970 BETWEEN STR 25L TO 27R IAW SRM 51-30-2, 53-10-2, FIG 5.