Service difficulty report · Stringer · Boeing 757251

Difficulty date
January 22, 2025
Submitted
January 23, 2025
Operation
Air carrier
Aircraft
N554NW
Make and model
Boeing 757251
Aircraft serial
26501
Aircraft time
62,244 hours, 28,240 cycles
Part
Stringer
Condition
Corroded
Location
Zone 200
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

SHIP 5654 IN REFERENCE TO NRC 00238: CORROSION ON STRINGER SUPPORT BTW STA 1325-1335, RBL=10.45, 7.55, AND 7.55, AT AFT CARGO COMPARTMENT. CORRECTIVE ACTION: SUMMARY OF NRC 00556: STRINGER SUPPORT BTW STA1325-1335, RBL=10.45, 7.55, AND 7.55 AT AFT CARGO COMPARTMENT WERE EVALUATED AND WAS FOUND OUT OF LIMITS PER B757-200 SRM 53- 00-53-01-1A PROCEDURE 1 ALLOWABLE DAMAGE 1 FIG 101 DETAIL V.AND SEATED ON WIP #5 UNDER NRC 00238 // STRINGER SUPPORT BTW STA 1325-1335, RBL=10.45, 7.55, AND 7.55 AT AFT CARGO COMPARTMENT WERE REPAIRED PER B757-200 SRM 53-00-53-2R PROCEDURE 1 REPAIR 1. (0773621)