# SDR DL72S970803

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N8875Z
- Make and model: Boeing 727225
- Aircraft serial: 21293
- System (JASC): [5730 · Wing, Plate/Skin](https://openairdocs.org/jasc/5730)
- Part: Skin
- Part number: 65877411
- Condition: Corrosion
- Location: Wing
- Stage of operation: IN
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL72S970803

## Discrepancy

DURING INSPECTION OF THE LWR WING SKIN, CORROSION WAS DISCOVERED ON THE LWR SKIN AT STIFF S-5 NEAR RBL 28.  IN ADDITION, TWO FWD/AFT RAILS AT RBL 20.9 AND 32.2 WERE CUTOUT AND SPLICED.  REPAIRED SKIN PER DAL B727 SRM 57-30-3, FIG 8.  NOTE:  IT IS OPTIONAL TO COLD-WORK FASTENER HOLES;  REPAIR RBL 20.9 AND 32.2 RAIL PER B727 SRM 51-40-3, FIG 1.

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