The MEI Hellhound 40 mm low-velocity multi-purpose grenade is a fixed-type munition designed to be fired from a

40×46mm 40 mm grenade (also styled 40mm grenade) is a generic class-name for grenade launcher ammunition (subsonic shells) in caliber. The generic name stems from the fact that several countries have developed or adopted grenade launchers in 40 m ...

grenade launcher A grenade launcher is a weapon that fires a specially-designed large-caliber projectile, often with an explosive, smoke or gas warhead. Today, the term generally refers to a class of dedicated firearms firing unitary grenade cartridges. The mos ...

such as the M79, M203, M320 (attached to the

M16 The M16 rifle (officially designated Rifle, Caliber 5.56 mm, M16) is a family of military rifles adapted from the ArmaLite AR-15 rifle for the United States military. The original M16 rifle was a 5.56×45mm automatic rifle with a 20-roun ...

series of rifles or M4 carbine), or Milkor MK-1. The round consists of an A5 filled metal

projectile A projectile is an object that is propelled by the application of an external force and then moves freely under the influence of gravity and air resistance. Although any objects in motion through space are projectiles, they are commonly found in ...

body with a rotating band, a point initiating-base detonating

fuze In military munitions, a fuze (sometimes fuse) is the part of the device that initiates function. In some applications, such as torpedoes, a fuze may be identified by function as the exploder. The relative complexity of even the earliest fuze d ...

with safe and arm technology, and a cartridge case assembly. Upon impact with the target, the firing pin is driven into the

detonator A detonator, frequently a blasting cap, is a device used to trigger an explosive device. Detonators can be chemically, mechanically, or electrically initiated, the last two being the most common. The commercial use of explosives uses electri ...

, which in turn initiates the spit backcharge, producing a jet which initiates the

explosive An explosive (or explosive material) is a reactive substance that contains a great amount of potential energy that can produce an explosion if released suddenly, usually accompanied by the production of light, heat, sound, and pressure. An expl ...

train from the base forward, resulting in an armor-piercing jet of molten metal and

fragmentation Fragmentation or fragmented may refer to: Computers * Fragmentation (computing), a phenomenon of computer storage * File system fragmentation, the tendency of a file system to lay out the contents of files non-continuously * Fragmented distributi ...

of the projectile body. The MEI Hellhound uses the same high-low propulsion system as other popular 40 mm grenade launchers, which keeps the recoil forces in line with other infantry small arms.

Technical information

* Type: High-explosive dual purpose (HEDP) * Manufacturer: Martin Electronics, Inc. (MEI) * Body material: Steel * Weight: 224.56 grams (87.67 grams A5) * Fuse: SF801/M550 * Length: 110 mm * Charge: A5 * Weapons: M79, M203, Milkor MK-1 launchers * Penetration: 90 mm mild steel at normal impact with

anti-personnel An anti-personnel weapon is a weapon primarily used to maim or kill infantry and other personnel not behind armor, as opposed to attacking structures or vehicles, or hunting game. The development of defensive fortification and combat vehicles ga ...

fragmentation * Range: (Max.) 400 m (437.6 yds) * Muzzle velocity: 80 m/s (262 ft/s)

External links

M433 40mm Cartridge High-explosive dual purpose (HEDP) round specs

MEI HELLHOUND Grenade Round Specs Sheet (PDF)

Martin Electronics, Inc. Home Page

Defense Review: New Milkor MGL-140/MEI Hyper-Lethal 40mm Combo/Weapon System for Infantry
Rifle grenades Fragmentation grenades

40×46mmSR Hellhound The MEI Hellhound 40 mm low-velocity multi-purpose grenade is a fixed-type munition designed to be fired from a 40×46mm grenade launcher such as the M79, M203, M320 (attached to the M16 series of rifles or M4 carbine), or Milkor MK-1. The ro ...

Technical information

See also

External links