# SDR SWAA2023061454275

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2023
- Submitted: June 14, 2023
- Operation: Air carrier
- Aircraft: [N241WN](https://openairdocs.org/aircraft/N241WN), registered now
- Make and model: Boeing 737-7H4
- Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs)
- Aircraft serial: 32504
- Aircraft time: 56,814 hours, 34,050 cycles
- System (JASC): [5314 · Fuselage Main, Keel](https://openairdocs.org/jasc/5314)
- Part: Vapor Barrier
- Condition: Cracked
- 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/SWAA2023061454275

## Discrepancy

RH STA 663 VAPOR BARRIER WEB IS CRACKED ON UPPER EDGE AT RBL 45<[01] EVALUATED DAMAGE; CRACK IS REPAIRABLE IAW B737 SRM 57-10-10-2R-2. <BR><BR>CLEANED AND PREPPED REPAIR AREA IAW B737 SRM 51-70-04-2R-10 PAR 4 STEPS A THRU D. <BR><BR>VERIFIED REPAIR MATERIALS IAW B737 SRM 51-70-04-2R-0 TABLE 203 RESIN BMS8-301 EY3804 (A171927); FIBERGLASS CLOTH BMS 9-3 TY3 (A178073); FIBERGLASS CLOTH BMS9-3 TYD (A37286). <BR><BR>REQUIRES OKAY TO BOND REPAIR.;[02] VERIFIED STEP 1; OKAY TO BOND.;[03] BONDED REPAIR PLIES IAW B737 SRM 51-70-04-2R-10 PAR 4 STEPS E; F; AND G. TAP TEST GOOD. OVEN B0-06 CAL DUE 7/27/23.;[04] UT IAW B737 NDT PART 4; 51-00-02. NO DEFECTS NOTED. TOOL#40084; DUE 10AUG23;[05] VERIFIED STEP 3.;[06] RII STEP 3 COMPLETE.;[07] JOB COMPLETE<BR>AUDIT C/W

---
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.