| Tail Number / N-Number | N4YP |
| Manufacturer | PIPER |
| Model | PA-28-181 |
| Year Built | 1999 |
| Manufacturer's Serial Number | 2843284 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | 0-360-A1D |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 105 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | BOBS BIZ LTD |
| Street | 231 LAKEWOOD DR |
| City | MINSTER |
| State | OH |
| Zip Code | 45865-1333 |
| Region | Great Lakes |
| County | Auglaize County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1999-10-15 |
| Certificate Issue Date | 1999-12-07 |
| Last Action Date | 2021-11-28 |
| Expiration Date | 2029-04-30 |
| Status | Valid Registration |
| Mode S Code | 51125043 |
| Mode S Code Hex | A4AA23 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N4YP.
| Tail Number / N-Number | N4YP |
| Manufacturer | UPTON |
| Model | MUSTANG M-II |
| Manufacturer's Serial Number | MII301 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | Not Type Certificated |
| Number of Seats | 2 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Number of Engines | 1 engine |
| Type of Registrant | Individual |
| Owner Name | CAMMACK KEVIN J |
| Street | 700 NW 16TH ST |
| City | OKLAHOMA CITY |
| State | OK |
| Zip Code | 73103 |
| County | Auglaize County |
| Country | US |
| Certificate Issue Date | 1990-12-19 |
| Last Action Date | 1993-12-21 |
| Last Status | The Triennial Aircraft Registration form was mailed and has not been returned by the Post Office |
| Cancellation Date | 1994-02-23 |