| Tail Number / N-Number | N3697K |
| Manufacturer | PIPER |
| Model | PA-28-140 |
| Year Built | 1967 |
| Manufacturer's Serial Number | 28-23692 |
| 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 | 0-320 SERIES |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 180 hp (134 kW) |
| Average Cruising Speed | 107 miles per hour |
| Type of Registrant | Individual |
| Owner Name | AHEARN BERNARD |
| Street | 20 FREEDOM DR |
| City | FARMINGTON |
| State | NH |
| Zip Code | 03835-3827 |
| Region | New England |
| County | Strafford County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 1967-08-29 |
| Certificate Issue Date | 2020-01-13 |
| Last Action Date | 2022-10-25 |
| Expiration Date | 2030-01-31 |
| Status | Valid Registration |
| Mode S Code | 51030422 |
| Mode S Code Hex | A43112 |
Deregistered Aircraft 1 of 1. This aircraft was previously assigned the N-number N3697K.
| Tail Number / N-Number | N3697K |
| Manufacturer | PIPER |
| Model | J3C-65 |
| Manufacturer's Serial Number | 22388 |
| Aircraft Type | Fixed wing single engine |
| Category | Land |
| Builder Certification | 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 |
| Average Cruising Speed | 67 miles per hour |
| Type of Registrant | Corporation |
| Owner Name | CARLSBAD FLYING SERVICE |
| Street | BOX 589 |
| City | CARLSBAD |
| State | NM |
| Zip Code | 88220 |
| Region | Southwestern |
| County | Strafford County |
| Certificate Issue Date | 1947-06-19 |
| Last Status | Valid Registration |
| Cancellation Date | 1949-06-02 |