# SDR SWAA2021081188870

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 29, 2021
- Submitted: August 11, 2021
- Operation: Air carrier
- Aircraft: N750SA
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 29802
- Aircraft time: 75,691 hours, 44,551 cycles
- System (JASC): [5530 · Vertical Stabilizer](https://openairdocs.org/jasc/5530)
- Part: Skate Angle
- Condition: Chafed
- Location: Vertical Stab
- 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/SWAA2021081188870

## Discrepancy

LT VERTICAL FIN TO BODY SKATE ANGLE CHAFED BS 1016-1122 / [01] NO ALLOWABLE DAMAGE FOUNDED ON SRM REPLACED PART FOR REPAIR IAW SRM 51-10-02-0G-0; [02] REMOVED L/H SKATE ANGLE AT BS1016 TO BS1122 IAW SRM 51-40-02; [03] VERIFIED; [04] UPDATED MEASUREMENTS; [05] LOCATED; DRILLED AND COUNTERSINK NEW L/H SKATE ANGLE P/N 149A8310 IAW SRM 51-40-05; SRM 51-40-08 AND DWG 148A8300 REV.C OK TO INSTALL; [06] VERIFIED; [07] INSPECTED LOCATED; DRILLED AND COUNTERSINK NEW L/H SKATE ANGLE P/N 149A8310 IAW SRM 51-40-05; SRM 51-40-08 AND DWG 148A8300 REV.C OK TO INSTALL; [08] INSTALLED L/H SKATE ANGLE AT BS1016 TO BS1132 IAW SRM 51-40-02 AND DWG 148A8300 REV.C; [09] REMOVED AND REPLACED L/H SKATE ANGLE AT BS1016 TO BS1132 IAW SRM 51-4-02 AND DWG 148A8300 REV.C; [10] INSPECTED INSTALL OF L/H SKATE ANGLE AT BS1016 TO BS1132 IAW SRM 51-4-02 AND DWG 148A8300 REV.C; [11] VERIFIED; [12] INSPECTION COMPLETE

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