# Sledgehammer DR-107

- Type: Aircraft model (FAA registry)
- Registry code: 05635M5
- Manufacturer (registry): SLEDGEHAMMER LLC
- Model: DR-107
- Aircraft type: Fixed wing single engine
- Category: Airplane
- Engines: 1 · Reciprocating
- Seats: 1
- Weight class: Up to 12,499 lb
- Certification: Not type certificated
- Registered aircraft: 1
- Page: https://openairdocs.org/model/sledgehammer-dr-107

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 (1)

- [N107RN](https://openairdocs.org/aircraft/N107RN): [Hayes Pat](https://openairdocs.org/faa-owner/HAYES%20PAT), [Pittsboro, NC](https://openairdocs.org/faa-place/NC/Pittsboro), built 2016, S/N 15-589

## NTSB investigations

None matched to aircraft with this model.

## 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 2010FA0001132](https://openairdocs.org/sdr/2010FA0001132), Aug 21, 2010: SPRING. BROKEN. ON LANDING TAILSPRING BROKE. ACFT GROUND LOOPED CAUSING SUBSTANTIAL DAMAGE TO AIRCRAFT. INVESTIGATION OF BROKEN TAILSPRING REVEALED 2 EXISTING LOW CYCLE FATIGUE

## The same model under other registry codes

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

- [Taylor Norman DR 107](https://openairdocs.org/model/taylor-norman-dr-107): 1 registered aircraft, registry code 05601GZ
- [Jardine Doug DR107](https://openairdocs.org/model/jardine-doug-dr107): 1 registered aircraft, registry code 056021C
- [Pennell Tom A DR-107](https://openairdocs.org/model/pennell-tom-a-dr-107): 1 registered aircraft, registry code 05602CI
- [Hooley Lance M DR 107](https://openairdocs.org/model/hooley-lance-m-dr-107): 1 registered aircraft, registry code 05602LZ
- [Harper-Behr Alyson DR 107](https://openairdocs.org/model/harper-behr-alyson-dr-107): 1 registered aircraft, registry code 05602OX
- [Kaitis Keye V DR107](https://openairdocs.org/model/kaitis-keye-v-dr107): 1 registered aircraft, registry code 05603TK
- [Dowlen Hugh DR-107](https://openairdocs.org/model/dowlen-hugh-dr-107): 1 registered aircraft, registry code 05604JA
- [Sanders Ben G III DR-107](https://openairdocs.org/model/sanders-ben-g-iii-dr-107): 1 registered aircraft, registry code 05604JK
- [Rihn Richard J D R 107](https://openairdocs.org/model/rihn-richard-j-d-r-107): 1 registered aircraft, registry code 05604ZS
- [Ashcraft Todd DR107](https://openairdocs.org/model/ashcraft-todd-dr107): 1 registered aircraft, registry code 0560532
- [Guenther Fredric A DR 107](https://openairdocs.org/model/guenther-fredric-a-dr-107): 1 registered aircraft, registry code 05605AA
- [Peterman Keith A DR-107](https://openairdocs.org/model/peterman-keith-a-dr-107): 1 registered aircraft, registry code 05605TK

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.