# SDR SWAA2022081927414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2022
- Submitted: August 19, 2022
- Operation: Air carrier
- Aircraft: N202WN
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 33999
- Aircraft time: 58,974 hours, 35,001 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Support Angle
- Condition: Corroded
- Location: Fwd Cabin
- 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/SWAA2022081927414

## Discrepancy

CORROSION ON THRESHOLD SUPPORT ANGLE AT FWD PASSENGER CABIN BS318 TO 338 LBL59. MARKED / [01] UPDATED MEASUREMENT TABLE;[02] REMOVED CORROSION ON THRESHOLD SUPPORT ANGLE AT FWD CABIN BS318 TO 338 LBL59 IN A 1X1.5X.010' AREA IAW SRM 51-10-02-0G-0. ORIGINAL THICKNESS .080'. OUT OF LIMITS IAW SRM 53-10-15-1A-1.;[03] BLENDS MEASURED BY DIAL DEPTH GAUGE ATS2678; S/N UNKNOWN; DUE 04/2023AC;[04] CERTIFY;[05] VERIFIED CORRECTIVE ACTION #2<BR>VERIFIED MEASUREMENT TABLE;[06] LOCATED AND DRILLED NEW THRESHOLD SUPPORT ANGLE IAW SRM 51-40-05-0G-0; DWG 141A8112;[07] OK TO INSTALL THRESHOLD SUPPORT ANGLE TO FED MOPSILL;[08] VERIFIED CORRECTIVE ACTIONS 6 AND 7. OK TO INSTALL GIVEN.;[09] INSTALLED THRESHOLD ANGLE SUPPORT TO THE FED MOPSILL IAW SRM 51-40-02-0G-0; DWG 141A8110;[10] VERIFIED CORRECTIVE ACTION 9.;[11] UPDATED CHART TO LEVEL 2;[12] CERTIFY

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