# NTSB LAX85LA381: Cessna 402A, N4597Q, San Jose, CA, September 4, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 4, 1985, 15:51 local (22:51 UTC)
- Place: San Jose, CA
- Coordinates: 37.329254, -121.769767 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=37.3293&lon=-121.7698&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): 24827
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX85LA381
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/24827/pdf
- Page: https://openairdocs.org/ntsb/LAX85LA381

## Sequence of events

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

- Gear not extended, landing - flare/touchdown
  - gear extension - not selected, pilot in command (cause)
  - checklist - not performed, pilot in command (cause)

## Analysis

THE AIRCRAFT LANDED GEAR UP.  THE PILOT REPORTED NO MALFUNCTION AND SAID HE FORGET TO LOWER THE LANDING GEAR.

## Aircraft

- Registration: [N4597Q](https://openairdocs.org/deregistered/N4597Q-2013-07-09), registration cancelled 2013-07-09, S/N 402A0097, built 1969 (OpenAirDocs)
- Reported make and model: CESSNA 402A
- Registry model: [Cessna 402A](https://openairdocs.org/model/cessna-402a) (registry code 207590M) (OpenAirDocs)
- Registry engine: [Continental GTSIO-520-C](https://openairdocs.org/engine/continental-gtsio-520-c) (registry code 17035, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 402A0097
- Airframe hours: 8245
- Engines: CONTINENTAL TSIO-520-E8 300 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Operator: Aero Trends, Inc
- Registered owner: Robert C. & William M.Holley
- Airworthiness certificate: Standard, Normal
- Last inspection: AAIP, August 6, 1985, 43 hours before
- Departed: SQL, SAN CARLOS, CA
- Airport: RHV, Reid Hillview, runway 31R, 3,101 × 75 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 59; flight instructor, airline transport; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 3,421 total, 12 in this make and model, 3,311 as pilot in command, 209 in the last 90 days, 8 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 230° at 10 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 73 °F, dew point 59 °F
- Altimeter: 29.00 inHg
- Observed at: RHV

## 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 19850904071329A](https://openairdocs.org/incident/19850904071329A), Sep 4, 1985: Cessna 402A, San Jose, CA, Substantial damage. Pilot failed to extend gear for landing. Headset prevented hearing warning horn.

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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