# SDR SWAA2022083137811 - Type: Service difficulty report (as reported; unverified) - Difficulty date: August 2, 2022 - Submitted: August 31, 2022 - Operation: Air carrier - Aircraft: [N497WN](https://openairdocs.org/aircraft/N497WN), registered now - Make and model: Boeing 737-7H4 - Registry model: [Boeing 737-7H4](https://openairdocs.org/model/boeing-737-7h4) (OpenAirDocs) - Aircraft serial: 32479 - Aircraft time: 59,605 hours, 35,281 cycles - System (JASC): [5512 ยท Horizontal Stabilizer, Plate/Skin](https://openairdocs.org/jasc/5512) - Part: None - Condition: Cracked - Location: R/H Horiz. 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/SWAA2022083137811 ## Discrepancy CRACK INDICATION FOUND ON RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 203.10 RIB; 23 INCH FROM FRONT SPAR; INBD SIDE OF RIB. CRACK LENGTH IS 0.600 INCH 2022-418389 / [01] EDDY CURRENT EQUIPMENT USED; PN: NORTEC 600D ; SN: 190023010 ; DUE DATE: 14-FEB-23.;[02] TOOL USED: EDDY CURRENT FLAW DETECTOR; P/N: NORTEC 600D; S/N: 210136503 DUE DATE: 11-APR-23;[03] PERFORMED REAPAIR AT RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 203.10 RIB; 23 INCH FROM FRONT SPAR; INBD SIDE OF RIB IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11;[04] CORRECTED STEP 3
PERFORMED REAPAIR AT RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 203.10 RIB; 23 INCH FROM FRONT SPAR; INBD SIDE OF RIB IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL SIGN-OFF BELOW;[05] PERFORMED REAPAIR AT RH HORIZONTAL STABILIZER LOWER IN-SPAR SKIN AT STATION 203.10 RIB; 23 INCH FROM FRONT SPAR; INBD SIDE OF RIB IAW B737-700 SRM 55-10-01-2R-11 REPAIR 11. SEE INDIVIDUAL SIGN-OFF BELOW AS RII --- 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.