| P-3 Orion | |
|---|---|
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| A Japanese P-3C of theJMSDF | |
| Role | Maritime patrol aircraft |
| National origin | United States |
| Manufacturer | Lockheed Lockheed Martin Kawasaki Heavy Industries |
| First flight | November 1959[1] |
| Introduction | August 1962[1] |
| Status | Active |
| Primary users | United States Navy Royal New Zealand Air Force Japan Maritime Self-Defense Force Royal Australian Air Force Republic of Korea Navy |
| Produced | 1961–1990 |
| Number built | Lockheed – 650, Kawasaki – 107, Total – 757[2] |
| Unit cost | US$36 million (FY1987)[1] |
| Developed from | Lockheed L-188 Electra |
| Variants | Lockheed AP-3C Orion Lockheed CP-140 Aurora Lockheed EP-3 Lockheed WP-3D Orion |
| Developed into | Lockheed P-7 |
TheLockheed P-3 Orion is aLockheed made four enginedaircraft with variations such as the P-3K, P-3C, P-3As and more. Mostly used as maritime patrolaircraft due to the probes located at the rear of the aircraft where theAPU would be found on other aircraft. The aircraft runs onRolls Royce Allison's T56-A-14 engine with Hamilton Standard 54H60-77propeller.
