Service difficulty report · Spar · Boeing 7374Q8

Difficulty date
January 12, 2017
Submitted
January 18, 2017
Operation
Air carrier
Aircraft
N498SA
Make and model
Boeing 7374Q8
Aircraft serial
26334
Aircraft time
54,318 hours, 33,983 cycles
System (JASC)
5711 · Wing Spar
Part
Spar
Condition
Cracked
Location
Rt Wing
Stage of operation
IN
How discovered
9
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

RIGHT WING, REAR SPAR UPPER STRUCTURE AND AFT SUPPORT FITTING AT RS 222.3 AND 218.6 FASTENER HOLE WITH CRACK INDICATIONS. REPAIRED RH WING REAR SPAR UPPER CHORD SECTION FROM BBL70.85 TO RSS294 DUE TO CRACK IAW B737-400 SRM 57-20-10 FIG202 REPAIR 4 WITH DEVIATIONS AS GIVEN ON EO-2016-2116-R00 AND BOEING MESSAGE COO-SOF-16-0008-01C. REPAIRED RH WING REAR SPAR FWD HLG FITTING DUE TO DULLED HOLES IAW EO-2016-2075-ROO AND BOEING MESSAGE COO-SOF-16-0003-O5B. REPAIRED RH WING UPPER SKIN FASTENER HOLES T/E SECTION AT RSS268 DUE TO CRACK INDICATION IAW COOPESA EO-2016-2079-R00

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