Service difficulty report · Stringer · Boeing 73776N

Difficulty date
February 1, 2022
Submitted
February 22, 2022
Operation
Air carrier
Aircraft
N7725A
Make and model
Boeing 73776N
Aircraft serial
32671
Aircraft time
50,724 hours, 25,358 cycles
Part
Stringer
Condition
Cracked
Location
Fuselage
Stage of operation
UK
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

CRACKED STRINGER AT AREA AFT OF FCB BS536 S-26R WL153. ACCOMPLISHED EWIS PROTECTION WITHIN THE REPAIR AREA AT BS 536 S-26R WL153 IAW AMM 20-60-07-913-801. FABRICATED, LOCATED, AND DRILLED HAT SECTION SPLICE IAW SRM 53-00-03-2R-1 REPAIR 1. LOCATED AND DRILLED REPLACEMENT SECTION AND APPLIED CHEMICAL CONVERSION COATING IAW SRM 53-00-03-2R-1 REPAIR 1. FABRICATED, LOCATED, AND DRILLED HAT SECTION SPLICE FROM EXTRUSION IAW SRM 53-00-03-2R-1 REPAIR 1. LOCATED AND DRILLED REPLACEMENT SECTION AND APPLIED CHEMICAL CONVERSION COATING IAW SRM 53-00-03-2R-1 REPAIR 1. INSTALLED REPAIR PARTS IAW SRM 53-00-03-2R-1; REPAIR 1.

More about the Boeing 737-76N