Service difficulty report · Angle · Boeing 7377CT

Difficulty date
May 31, 2021
Submitted
July 12, 2021
Operation
Air carrier
Aircraft
N7823A
Make and model
Boeing 7377CT
Aircraft serial
32749
Aircraft time
61,112 hours, 30,940 cycles
Part
Angle
Condition
Cracked
Location
Bs 663 Bulkhead
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

B.S. 663 LOWER COMPOSITE BULKHEAD UPPER SUPPORT ANGLE IS CRACKED AT L.B.L. 8; W.L. 164. ; / [01] INSTALLED EWIS PROCTECTION AT REPAIR AREA PER AMM 20-60-07; AND REMOVED FASTENERS PER SRM 51-40-02-0G-0; [02] VERIFIED ITEM 1; [03] CONFORMED -1 REPLACEMENT ANGLE AND -2 SPLICE ANGLE PER SRM57-101-10-2R-5; -1 REPLACEMENT ANGLE FABRICATED IN ACCORDANCE WITH SRM57-10-10-2R REPAIR 5 REFER TO ATS BUILD RECORD ATSHFAB-101-353 JOB # 533544; -2 SPLICE ANGLE FABRICATED IN ACCORDANCE WITH SRM57-10-10-2R-5 REFER TO ATS BUILD RECORD ATSHFAB-101-355 JOB # 539866; [04] CORRECTED TYPO SHOULD READ SRM 57-10-10-2R-5 NOT 57-101; [05] VERIFIED; [06] REMOVED DAMAGED AREA IAW SRM 57-10-10-2R-5.; [07] CONFORMED -1 REPLACEMENT ANGLE AND -2 SPLICE ANGLE PER SRM 57-10-10-2R-5 [13] VERIFIED LOCATED AND DRILLED REPAIR PARTS (FILLER AND DOUBLER );APPLIED CHEMICAL CONVERSION COATING AND PRIMER TO REPAIR PARTS AND REPAIR AREA AT BS 663 LBL 6-18.IAW SRM 57-10-10-2R-5. OK TO INSTALL; [14] INSTALLED REPAIR PARTS FILLER AND DOUBLER AT BS 663 LBL 6-18 WL 164 IAW SRM 57-10-10-2R-5; [15] VERIFIED INSTALLED REPAIR PARTS FILLER AND DOUBLER AT BS 663 LBL 6-18 WL 164 IAW SRM 57-10-10-2R-5; R

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