Medium Tactical Vehicle Replacement
Encyclopedia
Medium Tactical Vehicle Replacement (MTVR) or 7-Ton, is a six-wheel drive all-terrain vehicle used by the United States Marine Corps
and United States Navy
.
It is designed to replace the old M939 tactical truck
s, and was first fielded in 1998, after the contract was awarded to Oshkosh Truck Corporation. The MTVR comes in several variants, for a wide spectrum of tasks. It offers a major improvement in offroad capability.
The MTVR is often referred to as a 7-Ton as this denotes the vehicle's off-road cargo capacity. The MTVR's maximum payload on paved surfaces is 15 tons. The MTVR is the Marine Corps prime mover for the M777 howitzer
, fuel and water assets, troops and a wide variety of equipment. Its wide versatility and offroad capability make the MTVR an integral part of the Marine Corps logistical backbone.
Standard wheelbase is 15.3 feet (4.7 m); extra-long wheelbase is 18 feet (5.5 m).
Operation and 1st Echelon Maintenance of the MTVR and fall under the 3531 MOS
Part of the larger 3500 series of MOS concerned with Motor Transport. Maintenance beyond the 2nd Echelon is the responsibility of Marines with the 3521 Organizational Automotive Mechanic MOS.
United States Navy
MTVR's are operated primarily by Seabees in Naval Mobile Construction Battalions with an Equipment Operator (EO)
rating. Maintenance is the responsibility of Construction Mechanics
(CM).
United States Marine Corps
The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...
and United States Navy
United States Navy
The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...
.
It is designed to replace the old M939 tactical truck
Truck
A truck or lorry is a motor vehicle designed to transport cargo. Trucks vary greatly in size, power, and configuration, with the smallest being mechanically similar to an automobile...
s, and was first fielded in 1998, after the contract was awarded to Oshkosh Truck Corporation. The MTVR comes in several variants, for a wide spectrum of tasks. It offers a major improvement in offroad capability.
The MTVR is often referred to as a 7-Ton as this denotes the vehicle's off-road cargo capacity. The MTVR's maximum payload on paved surfaces is 15 tons. The MTVR is the Marine Corps prime mover for the M777 howitzer
M777 howitzer
The M777 howitzer is a towed 155 mm artillery piece, successor to the M198 howitzer in the United States Marine Corps and United States Army. The M777 is also used by the Canadian Army, and has been in action in Afghanistan since February 2006 along with the associated GPS-guided Excalibur...
, fuel and water assets, troops and a wide variety of equipment. Its wide versatility and offroad capability make the MTVR an integral part of the Marine Corps logistical backbone.
Variants
There are nine variations of the 7-ton MTVR:- MK23 Cargo, standard wheelbase, w/o self-recovery winch
- MK25 Cargo, standard wheelbase, w/ self-recovery winch
- MK27 Cargo, extra-long wheelbase, w/o self-recovery winch
- MK28 Cargo, extra-long wheelbase, w/ self-recovery winch
- MK29 Dump, standard wheelbase, w/o self-recovery winch
- MK30 Dump, standard wheelbase, w/ self-recovery winch
- MK31 Tractor, standard wheelbase w/ all-wheel steering
- MK36 Wrecker, extra-long wheelbase
- MK37 high-mobility artillery rocket system
Standard wheelbase is 15.3 feet (4.7 m); extra-long wheelbase is 18 feet (5.5 m).
Features
- All MTVR's are equipped with a Central Tire Inflation System (CTIS). This allows the operator to select tire inflation pressures in accordance to vehicle payload and terrain type.
- Extra-long wheelbase MTVR's are capable of hauling a 1 TEUTwenty-foot equivalent unitThe twenty-foot equivalent unit is an inexact unit of cargo capacity often used to describe the capacity of container ships and container terminals...
sized Shipping ContainerIntermodal containerAn intermodal container is a standardized reusable steel box used for the safe, efficient and secure storage and movement of materials and products within a global containerized intermodal freight transport system...
. - MK 23 through MK 29 MTVR models have stowable dropsides. This allows for flexibility in moving cargo and troops.
- All models feature a built-in turret stand and roof opening for operating vehicle-mounted weapons.
- Some MTVRs are fitted with an armor kit designed and produced by PlasanPlasanPlasan is an Israeli owned vehicle manufacturer established in 1985...
.
Concerned military occupational specialties
United States Marine CorpsUnited States Marine Corps
The United States Marine Corps is a branch of the United States Armed Forces responsible for providing power projection from the sea, using the mobility of the United States Navy to deliver combined-arms task forces rapidly. It is one of seven uniformed services of the United States...
Operation and 1st Echelon Maintenance of the MTVR and fall under the 3531 MOS
Military Occupational Specialty
A United States military occupation code, or a Military Occupational Specialty code , is a nine character code used in the United States Army and United States Marines to identify a specific job. In the U.S. Air Force, a system of Air Force Specialty Codes is used...
Part of the larger 3500 series of MOS concerned with Motor Transport. Maintenance beyond the 2nd Echelon is the responsibility of Marines with the 3521 Organizational Automotive Mechanic MOS.
United States Navy
United States Navy
The United States Navy is the naval warfare service branch of the United States Armed Forces and one of the seven uniformed services of the United States. The U.S. Navy is the largest in the world; its battle fleet tonnage is greater than that of the next 13 largest navies combined. The U.S...
MTVR's are operated primarily by Seabees in Naval Mobile Construction Battalions with an Equipment Operator (EO)
Equipment Operator (US Navy)
Equipment Operator is a United States Navy occupational rating.Equipment Operators perform tasks involving deployment and operation of automotive, materials handling, weight lifting and construction equipment; direct and coordinate efforts of individuals and crews in execution of construction,...
rating. Maintenance is the responsibility of Construction Mechanics
Construction Mechanic (US Navy)
Construction Mechanic is a United States Navy occupational rating.Construction Mechanics perform tasks involved in maintenance, repair and overhaul of automotive, materials handling and construction equipment; assign and supervise activities of assistants who locate, analyze and correct...
(CM).
See also
- Logistics Vehicle System (LVS)Logistics Vehicle SystemThe Logistics Vehicle System , is a modular assortment of eight-wheel drive all-terrain vehicles used by the United States Marine Corps....
- Oshkosh M-ATVOshkosh M-ATVThe Oshkosh M-ATV is an MRAP vehicle developed by the Oshkosh Corporation of Oshkosh, Wisconsin. It is designed to provide the same levels of protection as the larger and heavier previous MRAPs but with improved mobility and it is intended to replace M1114 HMMWVs.-Features:The M-ATV utilizes the...