# SDR SWAA2022100551440

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 8, 2022
- Submitted: October 5, 2022
- Operation: Air carrier
- Aircraft: [N8651A](https://openairdocs.org/aircraft/N8651A), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 36920
- Aircraft time: 27,317 hours, 12,717 cycles
- System (JASC): [5710 · Wing Main, Frame Structure](https://openairdocs.org/jasc/5710)
- Part: Angle
- Condition: Cracked
- Location: Center Wing
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA2022100551440

## Discrepancy

L/H BS663 UPPER ATTACH ANGLE IS CRACKED AT VAPOR BARRIER LBL8 WL167.68 / [01] VALIDATED APPLICABILITY OF SRM 57-10-10-2R-5;[02] INSTALLED EWIS PROTECTION AT REPAIR AREA BS 663 LBL 6-45 IAW AMM 20-60-07.;[03] REMOVED DAMAGED AREA AND FASTENERS AT REPAIER AREA BS 663 LBL 6-20 WL 167 IAW SRM 57-10-10-2R-5 PAR 4 A-B.;[04] VERIFIED CORRECTIVE ACTION 3.;[05] REQUIRED NDI FOR OPEN HOLES ON REPAIR AREA IAW SRM 57-10-10-2R-5 PAR 4 C.;[06] ACCOMPLISHED HFEC INSPECTION OF OPEN HOLES AND CUT OUT IAWNDTM D6-37239 PART 6; 51-00-00 PROC16 AND PROC 23. TOOL I.D. ATS2353 N600;[07] PERFORMED DVI ON REPAIR AREA BS 663 LBL 6-20 WL 167 IAW SRM 57-10-10-2R-5 PAR 4 D.;[08] VERIFIED CORRECTIVE ACTION 7.;[09] ADD NO CRACKS FOUND TO ACTION 6;[10] CERTIFIY;[11] RECEIVED REPAIR PARTS FROM OSS -1 REPLACEMENT ANGLE MATERIAL USED 2024T3 CLAD 0.063' LOT#1489987-1 P.O 882405-SWA-1 AND -2 SPLICE ANGLE MATERIAL USED 2024T3 CLAD 0.071' LOT#1452482-1 P.O 882405-SWA IAW SRM 57-10-10-2R-5 PAR 4E TABLE 201.;[12] VERIFIED CORRECTIVE ACTION 11.;[13] LOCATED;DRILLED;APPLIED CHEMICAL CONVERSION COATING AND PRIMER TO NEW REPAIR PARTS -1; -2 AND REPAIR AREA LBL 6-20 WL 167 IAW SRM 57-10-10-2R-5 PAR 4 E-K.;[14] VERIFIED CORRECTIVE ACTION 13.;[15] OK TO INSTALL.;[16] OK TO INSTALL GIVEN.;[17] INSTALLED REPAIR PARTS AND FASTENERS AT REPAIR AREA LBL 6-20 WL 167 IAW SRM 57-10-10-2R-5 PAR 4 L.;

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