Aircraft & UAVs

KC-130J Hercules

Also known as
  • KC-130J Tanker
  • KC-130J Super Hercules
  • Harvest HAWK
  • Harvest Hercules Airborne Weapons Kit

The KC-130J Hercules is the U.S. Marine Corps' Lockheed Martin-built C-130J tanker-transport variant for tactical refueling, assault support, airlift, aeromedical evacuation, and related battlefield support. Its former Harvest HAWK mission kit turned selected aircraft into armed overwatch platforms with sensors and AGM-114 Hellfire and AGM-176 Griffin missiles, a configuration documented in Afghanistan combat use and later retired as Marine Corps requirements shifted.

Role in Conflicts

Profile / Specs

Profile

Origin
United States
Type
Marine Corps tanker-transport aircraft with former Harvest HAWK armed mission kit
Service note
2004-present
Developed from
Lockheed Martin C-130J Super Hercules

Specifications

Primary function
Tactical refueling and assault support
Crew
Pilot, co-pilot and crewmaster
Date deployed
2004
Propulsion
Four Rolls-Royce AE 2100D3 turboprops
Max gross take-off
164,000 pounds (74,389 kilograms)
Airspeed
320 knots (593 kilometers per hour)
Range
3,548 nautical miles (6,570.90 kilometers)
Troop capacity
92 ground troops or 64 paratroops
Harvest HAWK kit
Target Sight Sensor with AGM-114P Hellfire missiles and AGM-176 Griffin air-to-ground missiles
Variants

The public KC-130J page covers the Marine Corps tanker-transport aircraft and the former Harvest HAWK mission-kit configurations fitted to selected KC-130Js.

VariantConfigurationDesignation notes
Harvest HAWK mission kitArmed ISR and close-air-support kit

DOT&E described Harvest HAWK as an armed KC-130J variant developed from an urgent need for persistent direct fire and ISR support, with a Target Sight Sensor, AGM-114P Hellfire missiles, and AGM-176 Griffin missiles.

Sources: DOT&E FY2010 KC-130J Report

Harvest HAWK Plus / HH+Later roll-on/roll-off armed kit

TWZ reported that the later HH+ configuration retained Hellfire and Griffin missile employment through wing pylons and Common Launch Tube arrangements before the Marine Corps divested the capability.

Sources: TWZ Harvest HAWK Retirement

Carried Munitions

Harvest HAWK turned selected KC-130Js into armed overwatch aircraft by adding precision-guided missiles while retaining the Hercules tanker-transport baseline.

Carried itemItem typeCarriage evidence
AGM-114 Hellfire missile family, Air-to-surface missile family, MunitionsAGM-114 Hellfire missile familyAir-to-surface missile

DOT&E and Marine Corps video sources document Harvest HAWK integration and firing of AGM-114 Hellfire missiles from KC-130J aircraft.

Sources: DOT&E FY2010 KC-130J Report, DVIDS Raining Hellfire KC-130J Harvest HAWK

AGM-176 Griffin missile, Lightweight air- and surface-launched precision-guided missile, MunitionsAGM-176 Griffin missileLight precision-guided missile

DOT&E identified Griffin as a KC-130J Harvest HAWK standoff precision-guided munition, and 2022 Marine video documented VMGR-252 firing AGM-176 Griffin missiles during Harvest HAWK training.

Sources: DOT&E FY2010 KC-130J Report, DVIDS Raining Hellfire KC-130J Harvest HAWK

Mission Roles And Harvest HAWK Context

The KC-130J record combines a standard Marine Corps tanker-transport aircraft with the former Harvest HAWK armed mission kit. The distinction matters because most conflict use is logistics, refueling, or recovery support, while Harvest HAWK adds a narrower close-air-support and surveillance role.

RoleDocumented configurationOperational context
Tanker and assault supportBaseline KC-130J with tactical refueling, transport, aerial delivery, and aeromedical evacuation missions.NAVAIR identifies the KC-130J as a multi-mission Marine Corps support aircraft for fleet operating forces.
Harvest HAWK overwatchRoll-on/roll-off fire-control console, Target Sight Sensor, Hellfire missiles, and Griffin missiles.Afghanistan sources document close air support, surveillance, refueling, and ground-force overwatch from Harvest HAWK aircraft.
Recovery and refueling supportKC-130J tanker support to TRAP and crisis-response aircraft.Operation Inherent Resolve and Libya sources document KC-130Js supporting recovery packages and coalition aircraft refueling.
Capability statusHarvest HAWK / HH+ mission kit divested after limited recent operational use.TWZ reported a Marine Corps statement that the service decided at the end of 2024 to divest the capability.
Timeline

KC-130J Hercules Key Events

  1. KC-130J enters Marine Corps service

    NAVAIR lists 2004 as the deployed date for the Marine Corps KC-130J Super Hercules tanker-transport.

    Sources: NAVAIR KC-130J Super Hercules Fact Sheet

  2. Harvest HAWK role documented in Afghanistan

    DVIDS described VMGR-352's Harvest HAWK KC-130J in Afghanistan carrying Hellfire and Griffin missiles for close air support, surveillance, and IED search missions.

    Sources: DVIDS KC-130J Harvest HAWK Afghanistan Role

  3. Hellfire load expended over Regional Command Southwest

    Marine reporting described a Harvest HAWK KC-130J staying airborne about ten hours and expending its Hellfire complement while providing close air support to Marine units in Afghanistan.

    Sources: Marine Corps Harvest HAWK Afghanistan Article

  4. KC-130J supports Libya recovery mission

    A Marine KC-130J joined the Operation Odyssey Dawn tactical recovery package to provide aerial refueling after an F-15E crash in Libya.

    Sources: DVIDS Libya KC-130J Refueling

  5. Operation Inherent Resolve support role detailed

    DVIDS reported Marine KC-130Js supporting Operation Inherent Resolve through transport, resupply, coalition refueling, and TRAP readiness.

    Sources: DVIDS KC-130J Operation Inherent Resolve

  6. VMGR-252 fires Hellfire and Griffin missiles in training

    DVIDS video documented VMGR-252 firing AGM-114 Hellfire and AGM-176 Griffin missiles from a KC-130J during Harvest HAWK close-air-support training near MCAS Miramar.

    Sources: DVIDS Raining Hellfire KC-130J Harvest HAWK

  7. Marine Corps decides to divest Harvest HAWK

    TWZ reported a Marine Corps statement that the service determined at the end of 2024 that divesting Harvest HAWK was in its best interest because of limited use and sustainment cost.

    Sources: TWZ Harvest HAWK Retirement

Media
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Sources