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| M795 (projectile) | |
|---|---|
| Name | M795 155 mm projectile |
| Origin | United States |
| Type | High-explosive projectile |
| Used by | United States Army, United States Marine Corps, NATO forces |
| Caliber | 155 mm |
| Weight | 100 lb (projectile) |
| Filling | TNT or IMX-based |
| Filling weight | 23 lb |
| Length | 26.8 in |
| Manufacturer | Picatinny Arsenal, contractors |
M795 (projectile) is a family of 155 mm high-explosive artillery projectiles developed in the United States for use with towed and self-propelled howitzers. The projectile was designed to improve on earlier 155 mm rounds in range, fragmentation, and safety, and has been widely adopted by United States Army and allied artillery units including elements of NATO and partner militaries. It has served alongside systems such as the M777 howitzer, M109 Paladin, and artillery units supporting operations like Operation Iraqi Freedom and Operation Enduring Freedom.
The M795 projectile uses a conventional 155 mm, 39‑ to 52‑caliber-compatible body derived from earlier designs such as the M107 projectile and the M549 projectile family. The round is constructed with a steel body, a rotating band compatible with NATO 155 mm chambers in platforms like the M777 howitzer and the M109 Paladin, and a filled burster cavity containing 23 lb of explosive, typically TNT or insensitive munitions formulations similar to IMX-101 processes used by U.S. arsenals. Fuzing options include point-detonating and variable delay mechanisms interoperable with systems standardized by NATO Standardization Office directives. The M795’s ballistic design optimizes fragmentation pattern and lethality against materiel and personnel targets while maintaining compatibility with standard 155 mm propelling charges used by units from the United States Marine Corps and allied formations such as the British Army and Canadian Army.
Development of the M795 began as part of late Cold War and post‑Cold War modernization to replace the aging M107 steel projectiles and to complement rocket‑assisted munitions like the M549A1. The program involved test facilities and ordnance developers at locations including Picatinny Arsenal and field testing with units such as the 1st Cavalry Division and III Corps. The projectile entered U.S. service in the 1980s and saw extensive deployment in contingency operations including Operation Desert Storm, Kosovo War, and later conflicts in Iraq and Afghanistan. International interest led to procurement by members of NATO and partner states through foreign military sales coordinated with the United States Department of Defense and allied procurement offices.
Several variants and modernized lots of the M795 have been produced to address changes in material science and safety standards. Improvements included insensitive munitions fills aligned with Insensitive Munitions mandates and compatibility upgrades for extended range programs like the Excalibur program (when used as a reference for guidance retrofit), while retaining traditional point‑detonating and proximity fuze compatibility defined by Joint Tactical Radio System-adjacent procurement standards. Contractors and arsenals offered lot improvements for rotating band metallurgy, nose and driving band tolerances, and quality control measures influenced by standards from organizations such as Federal Acquisition Regulation-governed contracting and NATO interoperability agreements.
The M795 achieves improved range and terminal effects compared with older 155 mm projectiles by optimizing mass distribution and explosive load; typical ballistic tables for 39‑caliber and 52‑caliber gun tubes show varying maximum ranges depending on charge and platform, with standard charges in a 39‑caliber tube producing ranges substantially beyond earlier M107 performance. Fragmentation patterns and lethal radii were characterized during testing at ranges and impact events managed by test units such as those from the U.S. Army Test and Evaluation Command. The projectile’s external ballistics are compatible with fire control systems used in units equipped with the Advanced Field Artillery Tactical Data System and integrated with command nodes employed by formations like V Corps and NATO artillery brigades.
The M795 has been fielded by the United States Army and United States Marine Corps and supplied to multiple allied forces within NATO and partner nations via foreign military sales. It has been used in conventional barrages, counter‑battery fire, and fire support missions in theaters including Persian Gulf operations, Balkans peacekeeping, and stability operations in Iraq and Afghanistan. Units employing the projectile have included corps and division artillery elements such as 1st Infantry Division, 3rd Infantry Division, and multinational brigades under NATO command structures.
Handling and storage of the M795 follow U.S. Army and NATO ammunition safety publications and range regulations enforced by organizations including U.S. Army Materiel Command and host‑nation authorities. Safety procedures cover transportation, stowage, temperature control, and compatibility with service ammunition supply points and are influenced by policies like the Department of Defense Explosive Safety Board guidance. Training for ordnance handlers and ammunition technicians from units such as Ordnance Corps formations emphasizes inspecting rotating bands, fuzes, and lot markings to prevent cook‑off and ensure safe emplacement in systems like the M777 howitzer and M109 Paladin.
Production of M795 projectiles has been managed by U.S. arsenals and defense contractors under contracts administered through procurement channels such as the Defense Logistics Agency and U.S. Army Contracting Command. Lots and remanufacture programs have involved coordination with NATO procurement offices and foreign military sales overseen by the U.S. Department of State for export control. Modernization programs addressing insensitive munitions and lot consolidation have been implemented to meet requirements from commands including U.S. Army Forces Command and allied procurement directives.
Category:155 mm artillery projectiles