# Scarborough G-21

- Type: Aircraft model (FAA registry)
- Registry code: 056022U
- Manufacturer (registry): SCARBOROUGH
- Model: G-21
- Aircraft type: Rotorcraft
- Category: Rotorcraft
- Engines: 1 · Reciprocating
- Seats: 2
- Weight class: Up to 12,499 lb
- Cruise speed: 86 mph
- Certification: Not type certificated
- Registered aircraft: 0
- Page: https://openairdocs.org/model/scarborough-g-21

Model codes come from the FAA registry's reference file. ADs are matched to them by model name and maker.

## ADs that may apply (OpenAirDocs)

Matched to this model by model name and maker. Each AD's applicability may narrow it by serial number, part number or equipment.

None matched.

## Registered aircraft

None registered with this model now.

## NTSB investigations (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW75DPD44](https://openairdocs.org/ntsb/FTW75DPD44), Jun 17, 1975: Scarborough G-21 (N9012R), Ft Worth, TX, substantial damage
- [NTSB FTW65A0124](https://openairdocs.org/ntsb/FTW65A0124), Jun 5, 1965: Bell Scarbo (N9012R), Port Aransas, TX, substantial damage

## FAA accident and incident reports

None matched to aircraft with this model.

## Service difficulty reports (1)

As reported by operators and repair stations, by the model named in the report.

- [SDR CA021028008](https://openairdocs.org/sdr/CA021028008), Oct 27, 2002: ENGINE. MAKING METAL. (CAN) PILOT NOTICED ENGINE RUNNING ROUGH ON LAST FLIGHT. PROCEEDED TO DO PERFORMANCE RUNS ON GROUND AND FOUND ENGINE WOULD NOT DEVELOP POWER. MAINTENANCE PULLED

## The same model under other registry codes

Amateur-built copies and renamed makers get their own codes.

- [Grumman G-21](https://openairdocs.org/model/grumman-g-21): 1 registered aircraft, registry code 3951202

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