Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
April 30, 2021
Submitted
June 3, 2021
Operation
Air carrier
Aircraft
N738CB
Make and model
Boeing 7377H4
Aircraft serial
27870
Aircraft time
74,656 hours, 44,175 cycles
Part
Stringer
Condition
Cracked
Location
Bs 540 S24r
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 STRINGER 24R LOCATED BS540 FWD CARGO COMPARTMENT / REPAIRED STRINGER 24R LOCATED BS 540 FWD CARGO COMPARTMENT IAW B737-700 SRM 53-00-03-02R-1 REPAIR 1 FIGURE 205 -7 STRINGER SECTION MATERIAL USED CONDITION 7075T6 0.050' HAT SECTION SPLICE MATERIAL USED BAC 1498-132 AND PERFORMED HEAT TREATMENT IAW BAC 5602 AND APPLIED PROTECTIVE TREATMENT ON REPAIR AREA AND REPAIR PART IAW B737-700 SRM 51-20-01

More about the Boeing 737-7H4