# N856A: 1975 Cessna 421B, registration cancelled 2018-01-26

- Type: Cancelled registration (FAA registry, deregistered aircraft)
- Cancelled: January 26, 2018
- Status when cancelled: Registration expired, pending cancellation
- Airframe: [Cessna 421B](https://openairdocs.org/model/cessna-421b) (registry code 2076014)
- Engine: [Continental GTSIO-520 series](https://openairdocs.org/engine/continental-gtsio-520-series) (registry code 17046)
- Data sheets: [TCDS A7CE](https://openairdocs.org/tcds/A7CE), [TCDS E7CE](https://openairdocs.org/tcds/E7CE) (OpenAirDocs)
- Serial number: 421B-0856
- Year built: 1975
- Type of aircraft: Fixed wing multi engine
- Engine type: Reciprocating
- Airworthiness: Standard, normal
- Airworthiness date: February 25, 2000
- Certificate issued: January 30, 2001
- Last registry action: September 4, 2008
- Mode S code: ABBDA2
- Owners when cancelled: [Mcnicoll Aviation Inc](https://openairdocs.org/faa-owner/MCNICOLL%20AVIATION%20INC), [Kelbrach Aviation LLC](https://openairdocs.org/faa-owner/KELBRACH%20AVIATION%20LLC)
- Location: [Wilmington, DE](https://openairdocs.org/faa-place/DE/Wilmington)
- Owner type: Co-owned
- Owner's area on the map: 39.8187° N, 75.5062° W: Placed by OpenAirDocs at the center of ZIP code 19810, within about 2 miles (OpenAirDocs). The owner's mailing address, not where the aircraft was based
- The mark today: https://openairdocs.org/aircraft/N856A
- FAA registry: https://registry.faa.gov/AircraftInquiry/Search/NNumberResult?nNumberTxt=856A
- Page: https://openairdocs.org/deregistered/N856A-2018-01-26

From the FAA registry file of October 29, 2026, cancelled registrations. Owners' street addresses are left out. The Mode S code belongs to the N-number, not the airframe.

ADs and bulletins for the Cessna 421B: https://openairdocs.org/model/cessna-421b.md

## FAA accident and incident reports (1)

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [Incident 20010506012889I](https://openairdocs.org/incident/20010506012889I), May 6, 2001: Cessna 421B (N856A), Cedar Rapids, IA, Minor damage. (-23) The aircraft was enroute from greebay, Wisconsin, to olathe, Kansas, when the pilot noticed oil streaming from the cowling on the #1 engine. The pilot…

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