# NTSB MKC84LA117: Cessna 401, N101SB, Wichita, KS, April 5, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 5, 1984, 02:15 local (08:15 UTC)
- Place: Wichita, KS
- Coordinates: 37.65073, -97.430992 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.6507&lon=-97.4310&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 33661
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC84LA117
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/33661/pdf
- Page: https://openairdocs.org/ntsb/MKC84LA117

## Sequence of events

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

- Main gear collapsed, landing - roll
  - landing gear,main gear - undetermined (cause)
- Loss of control - on ground/water, landing - roll
- On ground/water collision with object, landing - roll

## Analysis

THE PLT REPORTED THAT 3-4 SECS AFTER HE MADE A SMOOTH LANDING, THE RIGHT MAIN LANDING GEAR COLLAPSED. THE ACFT THEN WENT OFF THE SIDE OF THE RWY & STRUCK A SIGN. POST-ACCIDENT INSPECTION INDICATED THAT THE RIGHT GEAR HAD BEEN DOWN & LOCKED BEFORE THE GEAR HAD COLLAPSED INWARD.

## Aircraft

- Registration: [N101SB](https://openairdocs.org/deregistered/N101SB-2002-09-23), registration cancelled 2002-09-23, S/N 401-0241, built 1968 (OpenAirDocs)
- Reported make and model: CESSNA 401
- Registry model: [Cessna 401](https://openairdocs.org/model/cessna-401) (registry code 207590C) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 401-0241
- Airframe hours: 5303
- Engines: Continental TSIO-520 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 135
- Operator: Mccauley Air Center
- Registered owner: Ems Leasing Company
- Airworthiness certificate: Standard, Normal
- Departed: HUT, HUTCHINSON, KS
- Flight plan: IFR
- Airport: ICT, Mid-Continent, runway 1R, 7,302 × 150 ft, concrete

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 22; commercial, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--no waivers/lim.; seat: left; flight hours: 2,564 total, 355 in this make and model, 20,000 as pilot in command, 185 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Night/bright
- Wind: 350° at 7 knots
- Visibility: 15 statute miles
- Lowest ceiling: none
- Temperature: 34 °F, dew point 27 °F
- Altimeter: 30.00 inHg
- Observed at: ICT

## 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 19840405036259A](https://openairdocs.org/incident/19840405036259A), Apr 5, 1984: Cessna 401, Wichita, KS, Substantial damage. Right main gear collapsed inward on the landing roll. Gear side brace pulled out of attachment to wing rib.

## Other investigations on N101SB (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 MKC84LA238](https://openairdocs.org/ntsb/MKC84LA238), Aug 3, 1984: Cessna 401 (N101SB), Hutchinson, KS, 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.

---
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.