Model Variants (Including Prototypes)
YP3V-1 - Prototype of which two were produced.
P3V-1 - Early Series Model Designation
P-3 - Standard Series Model Designation
P-3A - Initial Production Model
P-3B - Updated Patrol Model Variant
P-3C - Fitted with Univac digital computer; improved attack system.
P-3F - Exported to Iran
AP-3C - Australian-standardized upgrade from P-3C models; fitted with Elta radar system.
CP-140 "Aurora" - Exported to Canada
EP-3A - Electronic Intelligence Aircraft
EP-3E "Aries" - Elint Model
EP-3J - EW Trainer Model
NP-3A - Trial Platform Model
RP-3A - Oceanographic Reconnaissance Model
TP-3A - Crew Trainer Model
UP-3A - Utility Transport Variant
VP-3 - VIP Passenger Transport Model; conversion of early A/B models.
WP-3A - Weather Reconnaissance Model