Service difficulty report · Frame · Boeing 727227

Difficulty date
February 27, 2008
Submitted
February 27, 2008
Operation
Air carrier
Aircraft
N486FE
Make and model
Boeing 727227
Aircraft serial
21489
Aircraft time
39,357 hours, 29,437 cycles
Part
Frame
Part number
6556122
Condition
Corroded
Location
Zone 100
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

AFT LWR CARGO BAY AT BS 950D BETWEEN STR S-29L AND S-28L, AFT SURFACE OF FRAME AND LWR SURFACE OF LWR CHORD HAVE CORROSION REMOVED FASTENERS FROM STA 950D STR 28L - 30L, BLENDED CORROSION, ORIGINAL MATERIAL .071". REMAINING MATERIAL .058 INCH, MATERIAL REMOVED .031", OUT OF LIMITS, SRM 53-10-1 PG 2, TOOL ID NR IN22-0029, CAL DUE DATE 09/28/08. REMOVED STRINGER CLIPS FROM STR 28L - 30, STR 28L -30. FABRICATED NEW SHEAR TIE, SUPPORT ANGLE AND SUPPORT CHANNEL, MEASURED MATERIAL FOR FAIL/SAFE, ORIGINAL MATERIAL .071" REMAINING MATERIAL .067, LOSS OF .004. WITHIN LIMITS REF SRM 53-10-1 PG2. FABRICATED DOUBLER, TREATED AND PRIMED AND INSTALLED REF SRM 51-10-2, SRM 51-30-2, SRM 53-10-4, BOEING DWG 69-44109.