Service difficulty report · Shear Tie · Boeing 7377H4

Difficulty date
July 31, 2021
Submitted
September 14, 2021
Operation
Air carrier
Aircraft
N491WN
Make and model
Boeing 7377H4
Aircraft serial
33867
Aircraft time
53,758 hours, 31,898 cycles
Part
Shear Tie
Condition
Corroded
Location
Bs 907
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 SHEAR TIE AT AFT CARGO BAY BS907 RBL3 WL165. ; / [01] EVALUATED CORROSION; FOUND TO BE OUT OF LIMITS DUE TO NO LIMITS IN THE SRM AND REQUIRES REPLACEMENT PER SRM 51-10-02-0G-0; [02] VERIFIED CORRECTIVE ACTION ENTRY 1.; [03] REMOVED SHEAR TIE AT BS 907 RBL 3; WL 165; BETWEEN STR 27L-STR 27R; PER SRM 51-40-02-0G-0.; [04] LOCATED AND DRILLED SHEAR-TIE BS 907; B/N STR 27L-27R WL 165 IAW SRM 51-40-05; DWG#147A0040. REQUEST OK TO INSTALL; [05] VERIFIED LOCATE & DRILL OF SHEAR TIE AT ACB BS 907 BETWEEN S-27L & S-27R WL 165.<BR>OK TO INSTALL GIVEN.; [06] INSTALLED SHEAR-TIE BS 907; B/N STR 27L-27R WL 165 IAW SRM 51-40-02; DWG#147A0040.; [07] VERIFIED INSTALLATION OF SHEAR TIE AT ACB BS 907 BETWEEN S-27L & S-27R WL 165 IAW SRM 51-40-02 & DWG#147A0040.; [08] CORRECTION: RETRACTING PREVIOUS STATEMENT IN CORRECTIVE ACTION #7 AS INSPECTOR.; [09] RII: VERIFIED INSTALLATION OF SHEAR TIE AT ACB BS 907 BETWEEN S-27L & S-27R WL 165 IAW SRM 51-40-02 & DWG#147A0040.; [10] VERIFIED TASK IS COMPLETE.

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