# SDR CALA9701633

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N16815
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49113
- System (JASC): [3222 · Nose/Tail Landing Gear Strut/Axle](https://openairdocs.org/jasc/3222)
- Part: Axle Piston
- Part number: 5920629503
- Condition: Damaged
- Location: Nlg
- Part time: 38,186 hours
- Stage of operation: TX
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA9701633

## Discrepancy

THE NOSE WHEEL PRODUCED A GRINDING SOUND IN TURNS AFTER LANDING AT ATL.  MAINTENANCE FOUND BOTH THE INNER AND OUTER BEARINGS SEIZED TO AXLE RESULTING IN DAMAGE TO AXLE AND NR 2 WHEEL ASSEMBLY.  THE NLG AXLE PISTON ASSEMBLY WAS REMOVED AND REPLACED IAW MM 32-21-02, PAGE 801.  IN ADDITION, BOTH THE NR 1 AND NR 2 NLG WHEEL ASSEMBLIES WERE REMOVED AND REPLACED IAW MM 32-40-02, PAGE 201.  THE NLG WAS SWUNG FOUR TIMES AND OPERATION CHECKED GOOD.  A DIP WAS ISSUED FOR A FULL NOSE STRUT RESERVICING WITHIN 50 FLIGHT HOURS.

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