Service difficulty report · Bulkhead Web · Boeing 737790

Difficulty date
August 24, 2020
Submitted
October 2, 2020
Operation
Air carrier
Aircraft
N560WN
Make and model
Boeing 737790
Aircraft serial
30542
Aircraft time
65,400 hours, 31,679 cycles
Part
Bulkhead Web
Condition
Cracked
Location
Bs 663
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

CRACK INDUCTION FOUND AT HORIZONTAL PRESSURE WEB AT STA 663 + 1''; RBL 41. APPROXIMATE LENGTH OF CRACK: 0.591''. ACCOMPLISHED REPAIR AT HORIZONTAL PRESSURE DECK WEB ON RT BETWEEN STA 663.75 AND STA 675 FROM RBL 38 TO RBL 60, REF B737-700 SRM 53-40-51-2R-2 FIG 202 TABLE 201.