Service difficulty report · Angle · Boeing 7377H4

Difficulty date
August 26, 2021
Submitted
September 13, 2021
Operation
Air carrier
Aircraft
N966WN
Make and model
Boeing 7377H4
Aircraft serial
36966
Aircraft time
32,714 hours, 19,999 cycles
Part
Angle
Part number
146A132010
Condition
Corroded
Location
Bs 727d
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

ACB CORROSION ON CLIP. FOWARD SIDE OF BS727D; RBL6; WL144.5 ; / [01] REMOVED CLIP AT BS727D RBL 6 WL 144.5 IAW SRM 51-40-02 NO ALLOWABLE LIMITS FOR CRACK; CLIP IS REPAIRED BY REPLACEMENT IAW SRM 51-10-02; [02] FABRICATED ACB CLIP 146A1320-10 PER DWG 146A1323 PL. PRIMED PER FINISH CODE 17.07 OK TO PRIME; [03] VERIFIED CORRECTIVE ACTION STEP 2 PER DWG. VERIFIED OK TO PRIME.; [04] COMPLETED PRIME AND LOCATED DRILLED -10 CLIP FROM BAC1490-2815 7075T62 LOT #1455934-1 PER DWG 146A1320. TASK 2. DWG CORRECTION TO BE 146A1320; [05] VERIFIED PART MATERIAL; LOCATION; AND DRILL UP PER DWG 146A1320; [06] OK TO INSTALL NEW CLIP; [07] FABRICATED ACB CLIP 146A1320-10 PER DWG 146A1320 PL. APPLIED CHEMICAL CONVERSION COATING PER FINISH CODE 17.07 OK TO PRIME; [08] INSTALLED -10 CLIP PER DWG 146A7810 SHT 3 AND 4; [09] UPDATE MEASUREMENT; [10] VERIFIED INSTALLATION OF CLIP PER DWG 146A1320 AND SRM 51-40-02; [11] TASK COMPLETE; [12] VERIFIED MEASUREMENTS UPDATED.; [13] REMOVED CLIP AT BS727D RBL 6 WL 144.5 IAW SRM 51-40-02 NO ALLOWABLE LIMITS FOR CORROSION; CLIP IS REPAIRED BY REPLACEMENT IAW SRM 51-10-02; [14] EDITED ITEM 1 FROM CRACK TO CORROSION

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