N-Number: N4JK
Information Updated 01/06/2026
Aircraft Description
| N-Number | N4JK | ||
| Serial Number | 2012 | Status | Expired |
| Manufacturer Name | AVIAT AIRCRAFT INC | Certificate Issue Date | 08/21/2018 |
| Model | A-1B | Expiration Date | 08/31/2021 |
| Type Aircraft | Fixed Wing Single Engine | Type Engine | Reciprocating |
| Pending Number Change | Dealer | ||
| Date Change Authorized | Mode S Code (base 8 / octal) | 51124301 | |
| MFR Year | 1999 | Mode S Code (base 16 / hex) | A4A8C1 |
| Type Registration | Individual | Fractional Owner | No |
Registered Owner
| Name | COSLOR DONALD D JR | ||
| Street | 3310 PINEHURST PL | ||
| City | GRAND ISLAND | State | NE |
| County | HALL COUNTY | Zip Code | 68803-5618 |
| Country | US | ||
Airworthiness
| Engine Manufacturer | LYCOMING | A/W Date | 03/29/1999 |
| Engine Model | O&VO-360 SER | Classification | Standard |
| Category | Normal | ||
Other Owner Names
| None |
NTSB Records
| Date | Purpose | Phase | Severity | Fatal/Serious/Minor | Aircraft Damage | Location |
| 08/06/1989 | PERSONAL | CRUISE | NON-FATAL | 0/0/0 out of 1 | DESTROYED | CIRCLEVILLE, OH |
Deregistered Aircraft
| Deregistered Aircraft 1 of 2 | |||
| Aircraft Description | |||
| Serial Number | 478 | Certificate Issue Date | // |
| Manufacturer Name | KERR | Mode S Code (base 8 / oct) | 51124301 |
| Model | BEDE BD-4 | Mode S Code (base 16 / hex) | A4A8C1 |
| Year Manufacturer | Cancel Date | ||
| Reason for Cancellation | Export To | ||
| Type Registration | Unknown | ||
| Aircraft Registration prior to Deregistration | |||
| Name | |||
| Street | |||
| City | |||
| State | Zip Code | ||
| County | |||
| Country | |||
| Deregistered Airworthiness | |||
| Engine Manufacturer | Classification | Unknown | |
| Engine Model | Category | ||
| A/W Date | |||
| Deregistered Other Owner Names | |||
| None | |||
| Deregistered Aircraft 2 of 2 | |||
| Aircraft Description | |||
| Serial Number | 86E3429A | Certificate Issue Date | 06/14/1988 |
| Manufacturer Name | KEENER JEFFREY L | Mode S Code (base 8 / oct) | 51124301 |
| Model | ROTORWAY EXEC | Mode S Code (base 16 / hex) | A4A8C1 |
| Year Manufacturer | Cancel Date | 09/19/1991 | |
| Reason for Cancellation | Export To | ||
| Type Registration | Individual | ||
| Aircraft Registration prior to Deregistration | |||
| Name | KEENER JEFFREY L | ||
| Street | 188 S MULBERRY ST | ||
| City | CHILLICOTHE | ||
| State | OH | Zip Code | 45601 |
| County | Ross County | ||
| Country | |||
| Deregistered Airworthiness | |||
| Engine Manufacturer | Classification | Unknown | |
| Engine Model | Category | ||
| A/W Date | |||
| Deregistered Other Owner Names | |||
| None | |||