# SDR FDEA2018092522662

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 22, 2018
- Submitted: September 25, 2018
- Operation: Air carrier
- Aircraft: [N725FD](https://openairdocs.org/aircraft/N725FD), registered now
- Make and model: Airbus A300 B4-622R
- Registry model: [Airbus A300 B4-622R](https://openairdocs.org/model/airbus-a300-b4-622r) (OpenAirDocs)
- Aircraft serial: 572
- Aircraft time: 49,656 hours, 27,368 cycles
- System (JASC): [3240 · Landing Gear Brake System](https://openairdocs.org/jasc/3240)
- Part: Brake
- Condition: Cracked
- Location: Nr 5
- Part time: 10,759 hours, 6,703 cycles
- 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/FDEA2018092522662

## Discrepancy

MDIS  725     32-43  2981     22SEP18  DSM  FACT  U  DURING #5 WHEEL CHANGE FOUND #5 BRAKE ASSY TO HAVE  SEVERAL CRACKED, BROKEN, AND MISSING DRIVE KEY  SEGMENTS AND REINFORCEMENTS.  R/I  22SEP18 02:22   DSM U  REASON CODE : PREMATURE REMOVAL/INSTALLATION  OFF  MPN: C20524110B                          POS: #5  SRL: 05412                     TAG NBR: 791G08  ON  MPN: C20524110B           CPN: 3211091  SRL: 05049                     TAG NBR: 9C9323  FACT 22SEP18 02:22   DSM U  REPLACED #5 MAIN BRAKE ASSY IAW MM 32-42-27-04  SDR INFO REMOVED PART  MESSIER-BUGATTI-DOWTY BRAKE ASSY  MPN = C20524110B  MSN = 05412   REPLACED #5 MAIN BRAKE ASSEMBLY IAW MM 32-42-27-04

---
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.