page_title: List of military aircraft of the United States (naval)
section_title: Patrol, 1923–1962
hierarchical_section_title: List of military aircraft of the United States (naval) / Patrol / Patrol, 1923–1962
caption_attribution_description: A Lockheed P2V-2 Neptune of patrol squadron VP-18 Flying Phantoms in flight over NAS Jacksonville (Florida, USA) on 3 July 1953. VP-18 had only been established on 04 Feb 1953. It was already disestablished on 10 Oct 1968.
context_page_description: This list of military aircraft of the United States (naval) includes prototype, pre-production and operational types designations under the 1922 United States Navy aircraft designation system, which was used by the United States Navy, the United States Marine Corps, and the United States Coast Guard.
  Prototypes are normally prefixed with "X" and often unnamed, while pre-production models are usually prefixed "Y".
  For aircraft designations under the U.S. Army Air Force/U.S. Air Force USAF system or the post-1962 Tri-Service system and aircraft currently in service, see List of military aircraft of the United States.
context_section_description: PB Flying Fortress - Boeing
  P2B Superfortress - Boeing
  PD - Douglas
  P2D - Douglas
  P3D - Douglas
  PH - Hall
  P2H - Hall
  PJ - General Aviation
  PK - Keystone
  PM - Martin
  P2M - Martin
  P3M - Martin
  P4M Mercator - Martin
  P5M Marlin - Martin (redesignated P-5 in 1962)
  P6M SeaMaster - Martin
  P7M SubMaster - Martin
  PN - Naval Aircraft Factory
  P2N - Naval Aircraft Factory
  P3N - skipped
  P4N - Naval Aircraft Factory
  PO Warning Star - Lockheed
  PS - Sikorsky
  P2S - Sikorsky
  PV-1 Ventura - Lockheed
  PV-2 Harpoon - Lockheed
  P2V Neptune - Lockheed (redesignated P-2 in 1962)
  P3V Orion - Lockheed (redesignated P-3 in 1962)
  PY - Consolidated
  P2Y - Consolidated
  P3Y - Consolidated (redesignated PBY before delivery)
  XP4Y Corregidor - Consolidated
  P5Y - Consolidated
  P6Y - Convair
caption: P2V-2 Neptune over NAS Jacksonville, 1953
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