Service difficulty report · Bulkhead Web · Boeing 737724

Difficulty date
February 7, 2019
Submitted
February 8, 2019
Operation
Air carrier
Aircraft
N17730
Make and model
Boeing 737724
Aircraft serial
28798
Aircraft time
64,260 hours, 22,445 cycles
Part
Bulkhead Web
Part number
111A1111
Condition
Cracked
Location
Bs 663
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

HFEC FOUND A CRACK INDICATION AT RIGHT CENTER WING REAR SPAR VERTICAL PRESSURE WEB BETWEEN RBL 45.64 AND 40.00 AND WL200.6 AND 192.0 REF AAR N/R 9885332 ACCOMPLISHED PERMANENT REPAIR AT RIGHT CENTER WING REAR SPAR VERTICAL PRESSRE WEB BETWEEN RBL 40.00 AND 45.64 PER B737 SRM 57-10-10 REF 3 FIG 204 ALTERNATIVE 2 THIS IS A CATB REPAIR AND NEEDS SUPPLEMENTAL INSPECTION AS GIVEN ON TABLE 204 REPAIR 3 FIG 206 56,000 FLIGHT CYCLES AFTER REPAIR INSTALLATION ADD EMP:V900454