# SDR UPS05845420

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 12, 2005
- Submitted: September 16, 2005
- Operation: Air carrier
- Aircraft: [N750UP](https://openairdocs.org/aircraft/N750UP), registered now
- Make and model: Doug DC-8-71F
- Registry model: [Doug DC-8-71F](https://openairdocs.org/model/douglas-dc-8-71f) (OpenAirDocs)
- Aircraft serial: 45950
- Aircraft time: 68,230 hours, 28,358 cycles
- System (JASC): [5320 · Fuselage Miscellaneous Structure](https://openairdocs.org/jasc/5320)
- Part: Cusp Web
- Condition: Cracked
- Location: Fs 1100 L21r
- 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/UPS05845420

## Discrepancy

INSPECTION TYPE:C1 CUSP CRACKED FS 1100 L21R.  REMOVED CUSP DOUBLER AT FS 1100 L21R AND REMOVED DAMAGED SECTION OF L21R IAW SRM 51-1-20A AND SRM 53-2-5 FIG 15.  FABRICATED AND INSTALLED SPLICE PLATE -3 AND -5, FABRICATED AND INSTALLED REPAIR DOUBLER IAW SRM 53-2-5 FIG 15 AND TR 53-179 AND BOEING MESSAGE NUMBER 1-115367837-2.

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