# SDR SWAA2024121661243

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 18, 2024
- Submitted: December 16, 2024
- Operation: Air carrier
- Aircraft: [N8517F](https://openairdocs.org/aircraft/N8517F), registered now
- Make and model: Boeing 737-8H4
- Registry model: [Boeing 737-8H4](https://openairdocs.org/model/boeing-737-8h4) (OpenAirDocs)
- Aircraft serial: 63594
- Aircraft time: 26,450 hours, 13,157 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Corroded
- Location: Zn 100 Fus Lower
- 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/SWAA2024121661243

## Discrepancy

DOT#13 A-043 CABIN FLOOR STRUCTURE AFT WET AREA ANGLE CORRODED AROUND 2EA NUTPLATE HOLES STA 986+7' RBL 40 WL 208<[01] REMOVED CORROSION ON ANGLE AROUND 2EA NUTPLATE HOLES STA 986+7' RBL 40 WL 208 I.A.W. 51-10-02-0G-0 ITEM 15 VERIFIED WITH 10X MAGNIFYING GLASS<BR><BR>BLEND OUT FOUND TO BE OUT OF LIMITS ALLOWABLE DAMAGE LIMITS FOR THE ANGLE LOCATED ON BS 986+7' AT RBL 40 AND WL 208 NO WERE FOUND ON B737 SRM 53-70-51-1A-1.<BR><BR>UT MEASURED IAW B737 NDT P4 51-00-00 P2 TOOL 36285 DUE 02NOV25<BR><BR>FOUND .050' ORIGINAL; .029' REMAINING; .021' LOSS<BR><BR>FINDINGS MARKED ON PART<BR><BR>REMOVED AND INSTALLED NEW SUPPORT ANGLE I.A.W. SRM 51-40-02-0G-0;[02] REMOVED CORROSION ON ANGLE AROUND 2EA NUTPLATE HOLES STA 986+7' RBL 40 WL 208 I.A.W. 51-10-02-0G-0 ITEM 15 VERIFIED WITH 10X MAGNIFYING GLASS<BR><BR>BLEND OUT FOUND TO BE OUT OF LIMITS ALLOWABLE DAMAGE LIMITS FOR THE ANGLE LOCATED ON BS 986+7' AT RBL 40 AND WL 208 NO WERE FOUND ON B737 SRM 53-70-51-1A-1.<BR><BR>UT MEASURED IAW B737 NDT P4 51-00-00 P2 TOOL 36285 DUE 02NOV25<BR><BR>FOUND .050' ORIGINAL; .029' REMAINING; .021' LOSS<BR><BR>FINDINGS MARKED ON PART<BR><BR>REMOVED AND INSTALLED NEW SUPPORT ANGLE I.A.W. SRM 51-40-02-0G-0 AND I.A.W. B-737 DWG NO. 147A5700 REV.A;[03] COMPLETE <BR> C/W AUDIT

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