SDR UIEA99052

Service difficulty report · Frame · Boeing 747230B

Difficulty date
July 16, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N507MC
Make and model
Boeing 747230B
Aircraft serial
21380
Part
Frame
Part number
65B01719509
Condition
Cracked
Location
Bs 520
Part time
85,155 hours
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

BS 520 LT, FOUND CRACK IN FUSELAGE FRAME FLANGE BETWEEN STR 9 AND STR 11. ALSO, SHEAR DOUBLER CRACKED IN CUT-OUT TO NEAREST FASTENER HOLE DURING SECTION 41 INSPECTION. REPAIRED STR 9 PER SRM 53-10-04, FIG 85. REPAIRED FRAME AT STR 10 PER ACC KLM DFX 99-126 REV 1. SHEAR DOUBLER AT STR 11 REPAIRED PER ACC KLM DFX 99-123. FORM 8110-3 ISSUED. (X)