# SDR SWAA2021092004268

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 6, 2021
- Submitted: September 20, 2021
- Operation: Air carrier
- Aircraft: [N410WN](https://openairdocs.org/aircraft/N410WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 27897
- Aircraft time: 66,797 hours, 39,221 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Web
- Condition: Cracked
- Location: Bs 328-344 Lbl46
- 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/SWAA2021092004268

## Discrepancy

CRACK WEB LOCATED BETWEEN BSTA 328 AND BSTA 344; LBL 46 AT FWD GALLEY AREA ; 2021-373094 / [01] REMOVED WEB LOCATED BETWEEN STA328 TO STA344 AND LBL 46 AT FWD GALLEY AREA IAW B737-700 SRM 51-40-02 DUE TO NOT FOUND ALLOWABLE DAMAGE ON SRM; WEB MUST BE REPLACED. PERFORMED VISUAL INSPECTION ON AREA AND NOT FOUND MORE DAMAGE.; [02] STEP 1 VERIFIED.; [03] DRILLER NEW WEB P/N 141A5410U16 IAW B737-700 SRM 51-40-05 AND APPLIED PROTECTIVE TREATMENT IAW B737-700 51-20-01; [04] DRILLER NEW WEB P/N 141A5410U16 IAW B737-700 SRM 51-40-05 AND APPLIED PROTECTIVE TREATMENT IAW B737-700 SRM 51-20-01; [05] STEP 4 COMPLETE <BR>RII ACCOMPLISHED; [06] OK TO INSTALL WEB LOCATED BETWEEN STA328 TO STA344 AND LBL 46 AT FWD GALLEY AREA GRANTED.; [07] STEP 6 COMPLETE RII OK TO INSTALL WEB GRANTED; [08] INSTALLED NEW WEB BETWEEN BSTA 328 AND BSTA 344; LBL 46 AT FWD GALLEY AREA I.A.W. B737-700 SRM 51-40-02 AND DWG 141A5400; SHEET 44; REV. -.; [09] STEP 8 VERIFIED. COMPLETED RII ITEM; [10] REPLACED WEB BETWEEN BSTA 328 AND BSTA 344; LBL 46 AT FWD GALLEY AREA I.A.W. B737-700 SRM 51-10-02 ITEM 9 AND DWG 141A5400; SHEET 44; REV. -. PART USED: 141A5410U16 BATCH 201960219800101.; [11] REPLACED WEB BETWEEN BSTA 328 AND BSTA 344; LBL 46 AT FWD GALLEY AREA I.A.W. B737-700 SRM 51-10-02 ITEM 9 AND DWG 141A5400; SHEET 44; REV. -. PART USED: 141A5410U16 BATCH 201960219800101. COMPLETED

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