# SDR CALA2021120102223

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 1, 2021
- Submitted: December 1, 2021
- Operation: Air carrier
- Aircraft: [N7251](https://openairdocs.org/aircraft/N7251), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 43931
- Aircraft time: 1,177 hours, 436 cycles
- System (JASC): [5300 · Fuselage Structure (General)](https://openairdocs.org/jasc/5300)
- Part: Structure
- Part number: NA
- Condition: Damaged
- Location: Multiple Areas
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2021120102223

## Discrepancy

REFERENCE 7504156 COMPLETED DAMAGE CUTOUT ON DENT R/H SIDE ...REF SRM 51-10-02...AWAITING AVO/EC/RA FOR FURTHER INSTRUCTIONS. HFEC INSPECTION REQUIRE AROUND THE CUTOUT. HFEC INSPECTION REQUIRE OF ALL REMOVED INITIAL FASTENERS. PERFORMED HFEC OF TRIM OUT REF 737 NDT PART 6 51-00-00 PROCEDURE MATERIAL ID# 2024-T3 .063 PO#9038308 STEP B - FABRICATION STEP 1 INSPECTION REQUIRED FOR MATERIAL ID VERIFIED MATERIAL ID. 23 &  AVO 7251-21-11-28-01 STEP 1.A. NO DEFECTS NOTED. PER AVO# 7251-21-11-28-01. MATERIAL NOTED. REF: AVO #: 7251-21-11-28-01A, ITEM A, 9. APPROVED FABRICATION OF -1 REPAIR DOUBLER  PER FIGURE 2 OF AVO # VERIFIED ACCOMPLISHMENT OF STEP 7 OF AVO 7251-21-11-28-01A VERIFIED STEPS 2, 5 AND 6 OF AVO # 7251-21-11-28-01A. VERIFIED ACCOMPLISHMENT OF STEP 1 AND 2 SECTION B OF AVO VERIFIED DAMAGE CUTOUT ON DENT R/H SIDE ...REF SRM 51-10-02.. VERIFIED ACCOMPLISHMENT OF STEP 5 AND 6 SECTION B OF AVO VERIFIED ACCOMPLISHMENT OF STEP 7 SECTION B OF AVO INSPECTED DOUBLER OK TO TREAT AND PRIME. CLEARED FOR OK TO INSTALL REPAIR PART AS PER 7251-21-11-28-01. (RE-FORM SKIN DENT TO ORIGINAL CONTOUR) 7251-21-11-28-01A (ENSURE ADDITIONAL DENT INFO AND LOCATION 7251-21-11-28-01A (EXTERNAL VISUAL AND UNDERLYING STRUCTURE 7251-21-11-28-01A (RE-FORM SKIN DENT TO ORIGINAL CONTOUR) AVO#7251-21-11-28-01A MATCH AND MEET CONDITIONS) NO DISCREPANCIES NOTED. INSP) NO DISCREPANCIES NOTED FABRICATED -1 REPAIR DOUBLER AND LOCATED PRODUCTION FASTENER PER PERFORMED HFEC INSPECTION OF REMOVED FASTENERS

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