# Service difficulty reports: N428MB, cancelled Jul 26, 2013

A list on [N428MB, cancelled Jul 26, 2013](https://openairdocs.org/deregistered/N428MB-2013-07-26.md).

Matched to this aircraft by N-number and event date, checked against the reported serial number, make and model. Newest first.

- [SDR 99ZZZX1695](https://openairdocs.org/sdr/99ZZZX1695.md): Seal · worn · Nov 12, 1998 · N428MB · Bolkms BK117A3 · Turbine Engine Combustion Section
  > SEAL WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 99ZZZX1694](https://openairdocs.org/sdr/99ZZZX1694.md): Pt Rotor · damaged · Oct 26, 1998 · N428MB · Bolkms BK117A3 · Turbine Section
  > FAILED SB LT101-72-10-0153. EXCESSIVE IBPT BLADE SHIFT. REPLACED WITH USED UNIT, CORRECTED PROBLEM. PART TC: 5,451.2.
- [SDR 99ZZZX1808](https://openairdocs.org/sdr/99ZZZX1808.md): Spring · worn · Oct 21, 1998 · N428MB · Bolkms BK117A3 · Turbine Section
  > SPRING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 99ZZZX1807](https://openairdocs.org/sdr/99ZZZX1807.md): Seal · leaking · Oct 21, 1998 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 99ZZZX1806](https://openairdocs.org/sdr/99ZZZX1806.md): Seal · leaking · Oct 21, 1998 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 99ZZZX1805](https://openairdocs.org/sdr/99ZZZX1805.md): Seal · leaking · Oct 21, 1998 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 99ZZZX1696](https://openairdocs.org/sdr/99ZZZX1696.md): Seal · worn · Oct 21, 1998 · N428MB · Bolkms BK117A3 · Turbine Engine Combustion Section
  > SEAL WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 97ZZZX5066](https://openairdocs.org/sdr/97ZZZX5066.md): Switch · failed · Aug 6, 1997 · N428MB · Bolkms BK117A3 · Engine Cranking
  > SWITCH UNIT OPERATES INTERMITTENTLY IN 'ON' POSITION. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4271](https://openairdocs.org/sdr/96ZZZX4271.md): Bearing · defective · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > BEARING DEFECTIVE. REMOVED TO FACILITATE OTHER MAINTENANCE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4266](https://openairdocs.org/sdr/96ZZZX4266.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > NR 2 BEARING SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4265](https://openairdocs.org/sdr/96ZZZX4265.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > NR 3 BEARING SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4264](https://openairdocs.org/sdr/96ZZZX4264.md): Seal Ring · worn · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > SEAL RING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.
- [SDR 96ZZZX4263](https://openairdocs.org/sdr/96ZZZX4263.md): Shroud · blade tip rub · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > EXCESSIVE GP BLADE TIP RUB. REPLACED WITH NEW SHROUD UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4262](https://openairdocs.org/sdr/96ZZZX4262.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Accessory Drive
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4261](https://openairdocs.org/sdr/96ZZZX4261.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Accessory Drive
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4260](https://openairdocs.org/sdr/96ZZZX4260.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Accessory Drive
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX4259](https://openairdocs.org/sdr/96ZZZX4259.md): Seal · leaking · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Accessory Drive
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNITS, CORRECTED PROBLEM.
- [SDR 96ZZZX4258](https://openairdocs.org/sdr/96ZZZX4258.md): Bearing · defective · Dec 8, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > BEARING DEFECTIVE. REMOVED TO FACILITATE OTHER MAINTENANCE. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 95ZZZX5367](https://openairdocs.org/sdr/95ZZZX5367.md): Rotor Assy · blade shift · Jul 12, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > FAILED SB LT5101-72-10-0153. EXCESSIVE IBPT BLADE SHIFT NR 4, MINUS 0.011 INCH. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM. PART TOTAL CYCLES 3925.7.
- [SDR 95ZZZX5292](https://openairdocs.org/sdr/95ZZZX5292.md): Seal · leaking · Jul 12, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > NR 2 BEARING SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WTIH NEW UNIT(S) CORRECTED PROBLEM.
- [SDR 96ZZZX1667](https://openairdocs.org/sdr/96ZZZX1667.md): Bellows · torn · Jul 7, 1995 · N428MB · Bolkms BK117A3 · Main Rotor Mast/Swashplate
  > BELLOWS IS TORN AROUND CLAMP AND FOLD AREAS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX1574](https://openairdocs.org/sdr/96ZZZX1574.md): Seal · leaking · May 18, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 96ZZZX1573](https://openairdocs.org/sdr/96ZZZX1573.md): Seal · leaking · May 18, 1995 · N428MB · Bolkms BK117A3 · Turbine Engine Compressor Section
  > SEAL LEAKING BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT, CORRECTED PROBLEM.
- [SDR 95ZZZX5379](https://openairdocs.org/sdr/95ZZZX5379.md): Rotor Assy · blade shift · May 18, 1995 · N428MB · Bolkms BK117A3 · Turbine Section
  > FAILED SB LT101-72-10-0153. EXCESSIVE IBPT BLADE SHIFT NR 8, PLUS 0.016 INCH. REPLACED WITH USED UNIT, CORRECTED PROBLEM. PART TOTAL CYCLES 2967.6.
- [SDR 95ZZZY0992](https://openairdocs.org/sdr/95ZZZY0992.md): Supply Unit · inoperative · May 10, 1995 · N428MB · Bolkms BK117A3 · Exterior Lighting
  > SUPPLY UNIT INOPERATIVE. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
- [SDR 95ZZZY0966](https://openairdocs.org/sdr/95ZZZY0966.md): Fitted Bolt · worn · May 10, 1995 · N428MB · Bolkms BK117A3 · Tail Rotor Head
  > FITTED BOLT WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
- [SDR 95ZZZY0964](https://openairdocs.org/sdr/95ZZZY0964.md): Bearing · worn · May 10, 1995 · N428MB · Bolkms BK117A3 · Tail Rotor Head
  > BEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S), CORRECTED PROBLEM.
- [SDR 95ZZZX5294](https://openairdocs.org/sdr/95ZZZX5294.md): Bearing · worn · Mar 23, 1995 · N428MB · Bolkms BK117A3 · Tail Rotor Head
  > BEARING WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH 2 EACH NEW UNIT(S) CORRECTED PROBLEM.
- [SDR 95ZZZX5293](https://openairdocs.org/sdr/95ZZZX5293.md): Light · worn · Mar 23, 1995 · N428MB · Bolkms BK117A3 · Exterior Lighting
  > TAIL LIGHT WORN BEYOND SERVICEABLE LIMITS. REPLACED WITH NEW UNIT(S) CORRECTED PROBLEM.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT sdr_id, difficulty_date, n_number, aircraft_make, aircraft_model, part_name, part_condition, jasc_code, discrepancy
FROM 'https://openairdocs.org/data/latest/faa_service_difficulty_report.parquet'
WHERE n_number = 'N428MB' AND deregistration_id = 'N428MB-2013-07-26'
ORDER BY difficulty_date DESC
```

This list as a web page: https://openairdocs.org/deregistered/N428MB-2013-07-26/reports

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