What feature distinguishes the KC-130J Hercules as the workhorse of marine aviation?

The KC-130J Hercules is distinguished as the workhorse of marine aviation primarily due to its ability to refuel two aircraft simultaneously. This capability enables it to extend the range and endurance of Marine Corps aircraft significantly, which is crucial for sustaining aerial operations, especially in extended missions or while supporting ground forces. The flexibility of refueling multiple aircraft allows the Marine Corps to operate effectively in diverse environments and maintain air superiority over the battlefield.

Other features, such as short take-off capabilities and the ability to transport heavy artillery, contribute to the aircraft's versatility, but it is its refueling capability that truly sets it apart in its role within marine aviation. Advanced stealth technology is not a characteristic associated with the KC-130J, as its primary functions focus more on logistics and support rather than on stealth operations. This distinctive feature of simultaneous refueling solidifies the KC-130J's reputation as an essential asset in the Marine Corps' aviation operations.