Service difficulty report · Stringer · Boeing 7377H4

Difficulty date
January 26, 2023
Submitted
March 6, 2023
Operation
Air carrier
Aircraft
N955WN
Make and model
Boeing 7377H4
Aircraft serial
36671
Aircraft time
38,739 hours, 23,607 cycles
Part
Stringer
Condition
Corroded
Location
Zn 100 Fus Lower
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

CORROSION ON STRINGER CLIP AFT OF CARGO COMPARTMENT LBL 5 BS 947 STRINGER 27L<[01] REMOVED STRINGER CLIP AT ACB ON STR 27L BS 947 IAW SRM 51-40-02;[02] UPDATED MEASUREMENTS TABLE;[03] NOT ALLOWABLE DAMAGE PER SRM; PART WILL BE BY REPLACEMENT IAW SRM 51-10-02-0G-0; STEP 9;[04] LOCATED AND DRILLED NEW STRINGER CLIP IAW SRM 51-40-05-0G-0 AND DWG 147A0040; ID: 0049; REV:-; REQUEST OK TO INSTALL;[05] NO ALLOWABLE DAMAGE PER SRM; PART WILL BE REPAIR BY REPLACEMENT IAW SRM 51-10-02-0G-0; STEP 9;[06] VERIFIED CORRECTIVE ACTION ITEM 1-5; OK TO INSTALL NEW CLIP.;[07] INSTALLED NEW STRINGER CLIP AT AFT CARGO COMPARTMENT LBL 5 BS 947.5; STRINGER 27L IAW SRM 51-40-02-0G-0; DWG 147A0040;[08] INSTALLED NEW STRINGER CLIP AT AFT CARGO COMPARTMENT LBL 5 BS 947.5; STRINGER 27L IAW SRM 51-40-02-0G-0; DWG 147A0040; ID:0049; REV: -; DWG 147A0040; ID:0051; REV: A;[09] VERIFIED CORRECTIVE ACTION #8<BR>VERIFIED MEASUREMENTS

More about the Boeing 737-7H4