# NTSB FTW82DA242: Rockwell International S2R, N4188X, Hart, TX, June 24, 1982

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 24, 1982, 10:45 local (15:45 UTC)
- Place: Hart, TX
- Coordinates: 34.379432, -102.109153 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.3794&lon=-102.1092&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 24, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 70973
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW82DA242
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/70973/pdf
- Page: https://openairdocs.org/ntsb/FTW82DA242

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Nose over, landing - roll
  - landing gear,normal brake system - locked (cause)

## Analysis

THE PILOT REPORTED THAT IMMEDIATELY ON LANDING, THE RIGHT WHEEL SKIDDED ABOUT 50 FT, THEN THE AIRCRAFT WENT OVER ON ITS BACK. HE STATED THAT THE DRIVE KEY OF THE GOODYEAR BRAKE ASSEMBLY WAS THE CAUSE OF THE LOCKED BRAKE.

## Aircraft

- Registration: [N4188X](https://openairdocs.org/deregistered/N4188X-1985-01-08), registration cancelled 1985-01-08, S/N 1950R (OpenAirDocs)
- Reported make and model: ROCKWELL INTERNATIONAL S2R
- Registry model: [Rockwell International S-2R](https://openairdocs.org/model/rockwell-international-s-2r) (registry code 7630202) (OpenAirDocs)
- Category: Airplane
- Serial number: 1950R
- Airframe hours: 1795
- Engines: P & W R-1340 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 137
- Operator: Harold L. Harbour
- Registered owner: Harold L. Harbour
- Departed: 12, HART, TX
- Destination: 12, HART, TX
- Airport: 12, Private Ag Strip, runway 17, 2,640 × 0 ft, grass/turf

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 49; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; flight hours: 14,000 total, 3,000 in this make and model, 63 in the last 90 days, 7 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 5 statute miles
- Temperature: 158 °F
- Altimeter: 30.00 inHg

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19820624024759A](https://openairdocs.org/incident/19820624024759A), Jun 24, 1982: Ayres S2RRESTD, Hart, TX, Substantial damage. Right main wheel was locked. Airplane flipped over on landing. Drive key had fallen out of brake assembly.

## Other investigations on N4188X (1)

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 FTW80DQG32](https://openairdocs.org/ntsb/FTW80DQG32), Jul 22, 1980: Rockwell S2R (N4188X), Kress, TX, substantial damage

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.

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