# SDR SWAA2022100552820

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 13, 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: 12,717 hours, 27,317 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Angle
- Condition: Damaged
- Location: L/H Fuselage
- 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/SWAA2022100552820

## Discrepancy

CORROSION ON L/H FWD EMERGENCY EXIT DOOR LOWER HINGE SUPPORT ANGLE AT LBL 67 WL 221 BS 580+9; BS 580+15. / [01] REMOVED L/H FWD EMERGENCY EXIT DOOR LOWER CLOSEOUT LINING ASSEMBLY AT BS 578 TO BS 601 LBL 67 WL 221 IAW AMM 25-21-20-000-801 STEP 6 (A) AND (B) REMOVED LOWER HINGE SUPPORT ANGLE IAW SRM 51-40-02-0G-0 BLENDED AND REMOVED CORROSION 1.5'X 10' REMOVED .004 FROM ORIGINAL THICKNESS .050 MEASURED USING MICROMETER ATS1672 S/N 65092939 CAL DUE 03/2023 NO SRM DAMAGE LIMITS GIVEN PART IS REPAIRABLE BY REPLACEMENT IAW SRM 51-10-02-0G-0 STEP 9. C.;[02] VERIFIED CORRECTIVE ACTION ITEM 1.<BR><BR>VERIFIED MEASUREMENT TABLE;[03] FABRICATED LOWER HINGE SUPPORT ANGLE IAW DWG: 411A2854 ID:0006 REV: E AND SRM 51-40-05. MATERIAL USED 6061 T4 THICKNESS 0.050' P/N: 146A8125-53 LOT NUMBER:1501335-1.;[04] CORRECTION TO STEP 3.<BR>FABRICATED LOWER HINGE SUPPORT ANGLE IAW DWG: 411A2854 ID:0006 REV: E AND SRM 51-40-05. MATERIAL USED 6061 T4 THICKNESS 0.050' LOT #: 1038535;[05] VERIFIED CORRECTIVE ACTION #4;[06] APPLIED CHEMICAL CONVERSION AND 1 COAT OF PRIMER PER SRM 51-20-01 AND SOPM 20-43-03. REQUESTING OK TO INSTALL.;[07] VERIFIED CORRECTIVE ACTION #6<BR>OK TO INSTALL GIVEN;[08] INSTALLED L/H FWD EMERGENCY EXIT DOOR LOWER HINGE SUPPORT ANGLE IAW DWG 411A2854 ID:0006 REV: E AND AMM 25-21-20-000-801.;[09] CORRECTION TO REF: INSTALLED L/H FWD EMERGENCY EXIT DOOR LOWER HINGE SUPPORT ANGLE IAW DWG 411A2854 ID:0006 REV: E AND AMM 25-21-20-400-801.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain, except the copies of manufacturers’ service documents, which belong to their rights holders.