# SDR DHL2007784538

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2007
- Submitted: August 2, 2007
- Operation: Air carrier
- Aircraft: N784DH
- Make and model: Boeing 727227
- Aircraft serial: 22001
- Aircraft time: 61,606 hours, 34,558 cycles
- System (JASC): [5330 · Fuselage Main, Plate/Skin](https://openairdocs.org/jasc/5330)
- Part: Skin
- Condition: Damaged
- Location: Zone 100
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DHL2007784538

## Discrepancy

BLIND FASTENERS INSTALLED IN REPAIR AT STA 1215, BL 0.  REMOVED BLIND FASTENERS ON REPAIR IAW B727 SRM 51-30-2.  CUT 4 ACCESS HOLE IN AFT AIRSTAIRS STA 1194 RBL 60 AT TORQUE BOX UPPER WEB IAW B727 SRM 51-40-2.  OVER SIZED BLIND FASTENER HOLES .03125 IAW B727 SRM 53-30-3, FIG  27.  HFEC HOLES IAW B727 NDTM PT.6, 51-00-00, NO DEFECTS NOTED.  TREATED, PRIMED AND INSTALLED SOLID FASTENERS IAW B727 SRM 51-10-2, 51-30-2 AND 53-30-3, FIG 5.  THIS REPAIR IS A CATEGORY B IAW B727 SRM 53-30-3, PG 6.

---
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.