Keystone Instruments Services Inc
Public FAA data last updated July 13, 2026
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Keystone Instruments Services Inc
FAA records identify Keystone Instruments Services Inc as a Part 145 repair station located at Piper Memorial Airport in Lock Haven, Pennsylvania, holding certificate BX1R050K. The station record includes ratings across the airframe, radio, instrument, and accessory categories.
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FAA record contacts
Bilateral agreements
No bilateral agreements on the FAA record.
Capabilities recorded by the FAA
These categories come directly from the published repair station dataset. Detailed aircraft and service capabilities should be confirmed with the station.
Airframe
Work on the aircraft structure itself, split by how the airframe is built and how large the aircraft is.
- Limited
- Confined to the particular makes and models named in the station's operations specifications, rather than the full class.
Radio
Work on communication, navigation, and radar equipment.
- Limited
- Confined to the particular makes and models named in the station's operations specifications, rather than the full class.
Instrument
Work on flight and engine instruments, split by how the instrument operates.
- Class 1
- Mechanical instruments, such as tachometers and airspeed indicators.
- Class 2
- Electrical-indicating instruments and remote-indicating systems.
- Class 3
- Gyroscopic instruments, including directional gyros and autopilot controls.
- Class 4
- Electronic instruments.
Accessory
Work on aircraft accessories, split by whether they are mechanical, electrical, or electronic.
- Limited
- Confined to the particular makes and models named in the station's operations specifications, rather than the full class.
Class definitions are summarised from 14 CFR 145.59 (ratings) and 145.61 (limited ratings). A rating shows what the FAA has authorised the station to work on, not what it currently chooses to take on.
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Questions about Keystone Instruments Services Inc
- Is Keystone Instruments Services Inc an FAA-certificated repair station?
- Yes. The FAA lists Keystone Instruments Services Inc as a certificated 14 CFR Part 145 repair station under certificate BX1R050K. This profile reflects the public FAA dataset as of July 13, 2026.
- What is Keystone Instruments Services Inc rated to work on?
- The FAA record lists ratings in the airframe, radio, instrument, and accessory categories. A rating shows what the FAA has authorised the station to work on, not what it currently chooses to take on.
- Does Keystone Instruments Services Inc hold approvals from authorities outside the United States?
- The FAA record lists no bilateral agreements for Keystone Instruments Services Inc. That does not rule out foreign approvals; confirm directly with the station.
- Where is Keystone Instruments Services Inc located?
- Keystone Instruments Services Inc is listed in Lock Haven, Pennsylvania. The full address published by the FAA appears on this page.
- How do I request service from Keystone Instruments Services Inc?
- Start a request on this page and Virtual Hangar MX routes it to the station, or puts the same scope in front of other qualified Part 145 shops so you can compare. There is no charge to send a request.
- Is this profile managed by Keystone Instruments Services Inc?
- Not yet. This profile was generated from the public FAA Part 145 dataset. Anyone at the station can claim it free of charge to correct the record, add capabilities and a website, and receive requests directly.
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This profile is based on the public FAA 14 CFR Part 145 repair station dataset (snapshot of July 13, 2026) and has not yet been claimed by the repair station. Ratings, approvals, and contact information should be confirmed directly before engaging the station. Work here? Claim this profile.