N925BK - 1976 Cessna 421C Aircraft Registration

C421

1976 CESSNA 421C

Aircraft Description

N925BK is a 1976 Cessna 421C, a twin-engine reciprocating (piston) aircraft registered to Acom Electronic Measurement Technology INC in Milpitas, CA. This aircraft holds a standard airworthiness certificate issued by the Federal Aviation Administration on October 20, 2021. The registration certificate was issued on March 10, 2021. The registration is set to expire on March 31, 2028. Powered by a Cont Motor GTSIO-520 SER engine producing 300 horsepower, N925BK is. The aircraft's Mode S transponder code is ACD0E0 (hex), used for ADS-B identification and flight tracking. N925BK was last tracked by AviatorDB near Reid-hillview Airport of Santa Clara County (KRHV) on March 7, 2026. The FAA registry record for N925BK was last updated on March 12, 2024. AviatorDB monitors aircraft positions through ADS-B surveillance data and updates records as new position data is received.

The Cessna 421 Golden Eagle was a pressurized twin-engine aircraft that brought high-altitude comfort to the business aviation market at a fraction of turboprop costs. First flown on May 1, 1967, it was a low-wing monoplane powered by two Continental GTSIO-520 turbocharged engines, seating six to eight occupants. With a service ceiling of 30,000 feet and cruise speed of 277 mph, the 421 spanned 43 feet 2 inches with a length of approximately 39 feet. Cessna Aircraft Company manufactured 1,901 examples between 1967 and 1985. AviatorDB tracks 80,556 Cessna aircraft currently registered in the FAA database. The ICAO type designator for this aircraft model is C421.

AviatorDB has found no NTSB accident or incident reports involving N925BK. AviatorDB cross-references all FAA registration data with NTSB accident and incident reports, providing a comprehensive safety overview for every registered aircraft in the United States.

Model Year
1976
Manufacturer
CESSNA
Model
421C
Type Aircraft
Fixed Wing Multi Engine
ICAO Type Code
C421421 Executive Commuter
Cruise Speed
90 mph
Weight Class
Up to 12,500 lbs
Airworthiness Date
October 20, 2021
Classification
Standard Normal Category
Type Registration
Corporation
Status
Valid Registration
Cert Issue Date
March 10, 2021

Registered Owner

Name
ACOM ELECTRONIC MEASUREMENT TECHNOLOGY INC
Address
1705 S MAIN ST
City
MILPITAS
State / Zip Code
California95035-6756
Country
United States

Powerplant & Avionics

Engine Type
Reciprocating
Number of Engines
2
Engine Manufacturer
CONT MOTOR
Engine Model
GTSIO-520 SER
Horsepower
300 HP
Mode S Code (Oct)
53150340
Mode S Code (Hex)
ACD0E0

Additional Details

Registration
N925BK
Serial Number
0117
Number of Engines
2
Number of Seats
8
Expiration Date
March 31, 2028
Last Action Date
March 12, 2024
Last Update Date
March 12, 2024
Unique ID
01336761

Last Known Position

Date
April 8, 2026 (UTC 22:53:40)
Airport
Latitude
37.326515
Longitude
-121.813063

Data Source

Data provided by the US Federal Aviation Administration. View on FAA.gov

Last updated: 2026-04-01 01:32:20 UTC