AS9120B, ISO 9001:2015, and FAA AC 0056B Accredited
If you require business jet parts that are suitable for use with the Learjet 55, we have you covered on this page. Here, we have presented every Learjet 55 component including 4507100101-003, 4573-200, 45-10000-501, 45-10000-252, 45-10000-505 that we have in stock, each one being listed alongside an “RFQ” button that you can click on should you have an interest in requesting a quote. By filling out and submitting an RFQ form with detailed information about your needs, our experts can tailor a quote and present it to you within 15 minutes of our review.
To instill confidence in the wide range of offerings here on Aviation Parts Fulfillment, we at ASAP Semiconductor thoroughly vet each entity we source parts from and subject a plethora of items to testing and visual inspection as necessary. Additionally, we carry out a strict NO CHINA SOURCING pledge to ensure that all orders are shipped with applicable manufacturer trace documentation and qualifying certifications. With our commitment to thoroughly carrying out quality-assurance measures in accordance with rigorous industry standards, we have earned AS9120B, ISO 9001:2015, and FAA AC 00-56B accreditation, further cementing the reliability of parts stocked on this website. Bearing this in mind, reach out to our team at your earliest convenience to see how we can save you time and money on Learjet 55 parts.
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| Part No. | Description | Manufacturer | Availability | RFQ |
|---|---|---|---|---|
| 4507100101-003 | Adapter Assembly | Bombardier Aerospace | Yes | RFQ |
| 4573-200 | Coupling | Bombardier Aerospace | Yes | RFQ |
| 45-10000-501 | Aft Cowl Thrust Reverser Assembly Lh | Bombardier Aerospace | Yes | RFQ |
| 45-10000-252 | Aft Cowl Thrust Reverser Assembly Rh | Bombardier Aerospace | Yes | RFQ |
| 45-10000-505 | Thrust Reverser Lh | Bombardier Aerospace | Yes | RFQ |
| 453040-001 | Accelerometer Assembly | Bombardier Aerospace | Yes | RFQ |
| 45-10000-502 | Aft Cowl Thrust Reverser Assembly Rh | Bombardier Aerospace | Yes | RFQ |
| 436-4 | Spring | Bombardier Aerospace | Yes | RFQ |
| 45-11100-2 | Nozzle Assembly | Bombardier Aerospace | Yes | RFQ |
| 44C13 | Coupling | Bombardier Aerospace | Yes | RFQ |
| 4507100104-001 | Adaptor Assembly | Bombardier Aerospace | Yes | RFQ |
| 4446000-000 | Placard On Off | Bombardier Aerospace | Yes | RFQ |
| 4446001-000 | Placard Arrow | Bombardier Aerospace | Yes | RFQ |
| 45-11100 | Nozzle Assembly | Bombardier Aerospace | Yes | RFQ |
| 44A45-01-1-2N | Switch | Bombardier Aerospace | Yes | RFQ |
| 4301-2 | Filter | Bombardier Aerospace | Yes | RFQ |
| 45-10000-504 | Thrust Reverser Rh | Bombardier Aerospace | Yes | RFQ |
| 460-250 | Packing | Bombardier Aerospace | Yes | RFQ |
| 444901 | Kit | Bombardier Aerospace | Yes | RFQ |
| 43C1-500 | Potentiometer | Bombardier Aerospace | Yes | RFQ |
| 45-10000-503 | Thrust Reverser Lh | Bombardier Aerospace | Yes | RFQ |
| 45-12368-9HP | Pivot Arm | Bombardier Aerospace | Yes | RFQ |
| 45000070 | Valve Flap Control | Bombardier Aerospace | Yes | RFQ |
| 456276 | Bearing | Bombardier Aerospace | Yes | RFQ |
| 45-12356-1HP | Spring | Bombardier Aerospace | Yes | RFQ |
| 45-11100-1 | Pipe Jet | Bombardier Aerospace | Yes | RFQ |
| 45SA56-56D4G | Union | Bombardier Aerospace | Yes | RFQ |
| 45-10000-506 | Thrust Reverser Rh | Bombardier Aerospace | Yes | RFQ |
| 45-12449-3HP | Actuator Assembly | Bombardier Aerospace | Yes | RFQ |
| 4507100100-003 | Adapter Assembly | Bombardier Aerospace | Yes | RFQ |
| 4600H82 | Anchor Plug | Bombardier Aerospace | Yes | RFQ |
| 4507100101-003OR007 | Adapter Assembly | Bombardier Aerospace | Yes | RFQ |
| 450096 | Screw | Bombardier Aerospace | Yes | RFQ |
| 4507100105-001 | Eye Assembly | Bombardier Aerospace | Yes | RFQ |
| 4507100102-003 | Adapter Assembly | Bombardier Aerospace | Yes | RFQ |
| 44A119 | Switch | Bombardier Aerospace | Yes | RFQ |
| 4507100102-001 | Adaptor Assembly | Bombardier Aerospace | Yes | RFQ |
| 45-10000-251 | Aft Cowl Thrust Reverser Assembly Lh | Bombardier Aerospace | Yes | RFQ |
| 450136 | Screw | Bombardier Aerospace | Yes | RFQ |
| 460019 | Bearing Set | Bombardier Aerospace | Yes | RFQ |
| 4344-145-78 | Thermostat | Bombardier Aerospace | Yes | RFQ |
| 4573-150 | Coupling | Bombardier Aerospace | Yes | RFQ |
| 460-200 | Seal | Bombardier Aerospace | Yes | RFQ |
| 4507100101-007 | Adaptor Assembly | Bombardier Aerospace | Yes | RFQ |
| 45-12256-3HP | Bumper Plate | Bombardier Aerospace | Yes | RFQ |
| 460011 | Kit | Bombardier Aerospace | Yes | RFQ |
| 4600H02 | Nutplate Floating | Bombardier Aerospace | Yes | RFQ |
| 45-12370-1HP | Switch Plate Assembly | Bombardier Aerospace | Yes | RFQ |
| 4600H048 | Nutplate | Bombardier Aerospace | Yes | RFQ |
| 46000020-1 | Valve | Bombardier Aerospace | Yes | RFQ |
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