331-200 & 331-250 APU Serviceable Parts
3810214-5 Lower Plenum
3810213-10 Upper Plenum
In early 2023 we purchased two 331-250H APUs serial number P-1094 and P-1456 which were used for teardown. The APUs were torn down at Dublin Aerospace’s workshop and the serviceable and overhauled parts came into stock at Swanaero in September.
In November 2021 purchased APU s/n P-1555 which was also disassembled at Dublin Aerospace’s workshop. Serviceable & Overhauled parts came into stock at Swanaero in February 2022. In June 2021 we purchased 331-200ER APU serial number P-1601 which was torn down at Dublin Aerospace’s workshop. Parts came into our stock in late 2021.
3862699-3 Gearbox Housing
Our involvement in this product line started in 2010 when we had our first 331-200ER APU parted-out. The APU was purchased from UK operator Thomson Airways and parts were inspected at H+S Aviation and Piedmont.
In 2013 we purchased 331-200ER s/n P-114C in disassembled condition. It was sent for teardown and parts inspection at Revima-APU.
In 2015 we purchased 331-250F s/n P-174 which was torn down at Dublin Aerospace.
In 2016 we purchased a package of parts from a 331-200ER which was torn down at Dublin Aerospace.
Also in 2016 we purchased 331-200ER serial number P-1394 which was torn down at Dublin Aerospace’s workshop. Certain LRUs were also repaired at Piedmont.
In 2019 we purchased 331-200ER APU serial number P-2121 for teardown to parts.The APU was sent to Dublin Aerospace’s workshop for disassembly and parts inspection. Certain LRUs were also set to TurbineAero and Piedmont for test and repair.
Examples of materials currently available are listed below. All parts are listed on ILS and PartsBase and regularly updated.
For a full list of available parts, please contact us.
| Part Number | Description |
|---|---|
| 3840007-1 | 2nd Stage Disk (has 11416 cycles remaining) |
| 3840007-1 | 2nd Stage Disk (has 1899 cycles remaining) |
| 3840008-2 | 2nd Stage Blades (SV Qty 33) |
| 3810259-3 | Inlet Housing |
| 3822060-2 | Coupling and Seal |
| 3822065-1 | Coupling |
| 3822077-4 | Tie Shaft |
| 3826141-8 | Backshroud |
| 3826230-1 | Diffuser |
| 3826263-1 | Diffuser |
| 3830051-5 | Combustion Chamber |
| 3844008-1 | Shroud |
| 3844009-1 | Support |
| 3844019-1 | 3rd Stage Stator |
| 3844028-8 | Support |
| 3844049-1 | 1st Stage Stator Support |
| 3844050-2 | Seal Labyrinth |
| 3850010-2 | Muffler Housing |
| 3860165-2 | Gear |
| 3860180-6 | Gear |
| 3860181-1 | Gear |
| 3860182-2 | Gear |
| 3862699-3 | Gearbox Housing |
| 3868023-1 | Shaft |
| 3876024-5 | LOP Switch |
| 3876026-3 | Transducer |
| 3876027-4 | Thermocouple |
| 3876035-4 | Pressure Sensor |
| 3876072-2 | Sensor |
| 3876085-3 | Sensor |
| 3882550-3 | Fuel Flow Divider |
| 3290594-1 | Variable Volume Chamber |
| 3616959-7 | Cooling Fan |
| 3876082-4 | Oil Level Sensor |
| 3880190-10 | Lube Pump |
| 3888058-7 | Ignition Exciter |
| 160186-1 | Oil Temperatur Regulator |
| 519858-8 | Starter Motor |
| 979806-12 | Surge Valve |