Learn vocabulary, terms, and more with flashcards, games, and other study tools. A mortar is usually a simple, lightweight, manportable, muzzleloaded weapon, consisting of a. This vehicle provides direct and indirect fire support. This report is concerned with medium and heavy mortars of 81, 82, and 120 mm in calibre. Like all mortars, it is a highangleoffire weapon used for indirect fire support. The squad leader is in charge of the squad and supervises the emplacement. The dragon fire 120 mm heavy mortar was designed and produced by the french company tda armaments that was picked up by the us marine corps for its efss expeditionary fire support system requirement. Mortar ammunition is considered semifixed because the propelling charge is adjustable.
After the oneminute wait, the gunner performs the following. Then the explosion of the propelling charge creates gas that pushes the. On the other hand,those armies which use 120mm mortars usually retain a lighter mortar as they still need something man portable. Towed m 120 firing cartridge, projectilecartridge type all projectile types he, 1934, cartridge, he, 1934, cartridge, carriermounted rms8l carriermounted rms8l carriermounted rms8l click on etft ftle to see the etft cover image. Spear uses an innovative recoil system that reduces the recoil and allows the mortar to be fired from lighter under six ton vehicles. Mortar, mortar, mortar, mortar, mortar, mortar, etft title 120mm. The type improved engagement ranges, tactical flexibility, operating weight, and transportability while reducing the required crew by one. Holding corporation 120 mm he mortar shell m62p8 a.
This a 120mm mortar that can be mounted on hummer type vehicles. The m120 mortar system is the israeli soltam k6 120mm heavy field mortar in united states army service. The weapon was adopted by american forces during 1991 and retains the same form and function as its israeli counterpart. Dec 19, 2017 marine corps ditches towed mortar system in push to fund modernization. Current platforms include the us army 120mm battalion mortar system 120mm bms and the recoil mortar system 6 light rms6l. You can also place it pretty far behind your allies units and it will cover him from mortars. Also assuming you can get the engi behind to plant the charge if the bunker is unlikely undefended. The m120a1, when transported on the m326 mortar stowage kit, is primarily towed by a high mobility multiwheeled vehicle hmmmv. On a small map you can place the mortar centrally and cover a huge area. The turntable provides a ninety degree area of fire. Loading and firing the groundmounted 120mm mortar 715. The smaller explosive charge limits collateral damage to civilians. A guided mortar round is very useful in urban warfare, where a miss will often kill civilians.
Mortar, 120mm, m120 m121 lin m68405 the bii coei listings and component hand receipts on are valid for the m120 m121 mortar system. Rare photos not appropriate for history books duration. The round has a large he charge giving it a powerful. The american stryker 120mm mortar carriers for example also carry 60mm mortars for the dismounted role. M298 cannon tube, m191 bipod, m9a1 baseplate, and the m67 sight unit. Fm 2390 c1 change 1 headquarters department of the army washington, dc, 9 december 2002 mortars this change updates misfire procedures for ground and carriermounted 120mm. A modified version of the mortar, which fired a modern finstabilised streamlined projectile and had a booster charge for longer range, was developed after world war i. Wednesday saw first round at 0700 hrs to start target recording in prep for hhour later that afternoon. It is fitted with a mortar and provides indirect fire support to infantry units. It is much lighter than the m30, has a greater range, and can sustain a rate of fire of four rounds per minute, while the m30 could. The xm395 hegm cartridge will be a precision mortar munition capable of being drop fired from the current family of us army 120mm smoothbore, mortar systems or fired from any current or future mortar platform. The m1129 mortar carrier is a member of the stryker family of armored vehicles.
The 120mm srams is the worlds first 120mm patented mortar system with a recoil load of less than 26 tonnes when firing at maximum charge. The illumination can not be detected by the human eye in the target area but enhances the capabilities of passive night vision devices. Due to its size and weight, the weapon is transported via the m1100 series trailer into action. The 120mm mortar delivers timely, accurate fires to meet the. The rak 120mm selfpropelled mortar system is currently being produced by huta stalowa wola hsw to meet the requirements of the polish land forces. Israel continues a tradition of developing lightweight 120mm mortars. The nemo fires hefrag, smoke, illumination and cargo rounds. The m933 and m934 are identical with the exception of the fuze. Marine corps ditches towed mortar system in push to fund. The latest technologies high quality electronic pubs and forms view u. The adaptation kit has a breech piece socket, bipod support, travel clamp assembly, step assembly, and brackets to mount the. Home inspection procedure manuals appendix y cartridge, 120mm mortar. To provide examples of how the accuracy of the 120mm mortar.
By world war ii, it could fire as many as 30 bombs per minute, and had a range of over 2,500 yards 2,300 m with some shell types. Rheinmetall defence is now applying its extensive experience especially in the field of explosive charges to its 81mm and 60mm mortar ammunition families as well. The german produced 120mm mortar was called the 12 cm granatwerfer 42. M933m934, 120mm he cartridge the m933934 high explosive cartridges are designed for use with the m120 and m121 120mm mortar systems and are used against personnel, bunker and light materiel targets. The standard propelling charge set consists of a primary cartridge, 6 equal charge incrementsfor use in standard towed mortars, and a 7th supplementary charge for use in new generationof high pressure turreted mortar systems. A new generation of selfpropelled weapons is now being fielded. It is fitted with a 120 mm mortar and provides indirect fire support to infantry units. On 60mm rounds, bags of granular or horseshoeshaped propellant are attached to the fins or boom. Technical data length of shell with fuze max 606 mm mass of mortar shell with fuze 12,6 kg.
Ball powder propellants for 60mm, 81mm, and 120mm mortar increments. They also captured a number of them and used them, but how many i dont know. Any request hence center of gravity, and upon solidification cause poor. This allows it to be mounted onto a wide range of light weight 4. Ebscohost serves thousands of libraries with premium essays, articles and other content including ftab updates firing tables online. Fry 81 mm m72 he mortar projectile, showing six augmenting charges on the tail. It is fitted with a 120mm mortar and provides indirect fire support to infantry units. This allows the round to fire if there is a delayed action hang fire of the propelling charge. Both 120mm mortar system configurations use graphic scales. Fm 2390 c1 change 1 headquarters department of the army washington, dc, 9 december 2002 mortars this change updates misfire procedures for ground and carriermounted 120 mm. Jul 26, 2012 the gps guided shell gets it right the first time. Mar 25, 2016 1 the depicted mortar shell is a 8cm wgr 38. The 120 mm mortar barrel used in nemo is basically identical to that installed in the twin amos.
May 08, 2001 the germans copied the 120mm from the russians, and made around 8500 of them themselves. Firing tables give the standard muzzle velocity for each charge. Fired from our modern 120mm mortar system, they can attain ranges of up to 8km. Mortar bomb 81mm the high explosive 81mm mortar bomb l41 series are fitted with the mk4 charge system and employ a spheroidal cast iron bomb body, which, combined with a high energy explosive filling, provides optimised fragmentation.
The 1090 steel projectile is loaded with composition b explosive. Towed m 120 firing cartridge, 120mm towed m 20 firing cartridge 120mm. It is a fully automated mortar capable of using rifled or smoothbore 120 mm ammunition. St kinetics smoothbore 120mm mortar system is currently being qualified to fire a rocketassisted projectile out to a maximum range of km, as well as a. The germans copied the 120mm from the russians, and made around 8500 of them themselves. Towed m 20, mortar, 120mm 120mm towed m 120, mortar, 120mm 120mm. It uses a 120 mm automatic twinbarrelled, breechloaded mortar turret, which can be. The m120a1 towed system consists of the following components. The bomb is approved for use with both proximity and point detonating fuzes. Pbxw14 booster charge and pbxn5 lead pellet for m935 fuze. Marine corps ditches towed mortar system in push to fund modernization. Youre also forgetting that the 120mm mortar allows you to make mortars with snipers with just one building. Army da administrative publications and forms by the army publishing directorate apd. Mortar munitions and mortar components mortar bodies and.
Wc 816 military designationm48 is a newly developed and qualified ball powder propellant for an improved ignition cartridge being implemented in the u. This traps the gases from the propelling charge and hence the sound of the firing. A single 120 mm mortar projectile was fired into a market in the attack on 5. St kinetics smoothbore 120mm mortar system is currently being qualified to fire a rocketassisted projectile out to. St unit sells advanced 120mm super rapid advanced mortar. Under current plans, the wheeled stryker armored vehicle will be the future backbone of 8 us army and 1 national guard medium armored brigades. These mortars can be carried and operated by a single man, with other soldiers typically carrying additional ammunition. Mortar round 120mm high explosive the 120mm he120 round is manufactured from cast iron giving a good blast effect and coverage of small metal fragments it is suitable to use with all nato mortars tactical characteristics calibre, mm weight, kg mortar bomb mortar bomb without fuze, ignition cartridge and increment charges.
All 60mm mortar rounds, except training rounds, have three major components a fuze, body, and tail fin with propulsion system assembly. Military and naval science aerospace industry military aspects infantry weapons industry. In combination with new ignition cartridge design, wc 816 results in significant reductions in ignition cartridge residue over alternative designs. Ignition charge m12 waterproof reliable function of shell is obtained within temperature range of high safety during transportation, handling and parachuting.
The corps has already divested of the 120mm expeditionary fire support system to make way for other capabilities, lt. The fuze is a point detonating type that can be set in either delay or superquick mode. Mar 21, 2019 the 120mm 2b11 sani sleigh was adopted by the soviet army in 1981 as a replacement to the storied, world war 2era 120mm model 1943 series detailed elsewhere on this site. Sdzs usually exist for approved fps and can be found at range control or in the range book. Our innovation in guided mortar applications provides the warfighter with another level of precision in the field.
It is the longrange version of the soltam k5 and has replaced older systems, such as the 107millimetre 4. The m121 carrier mounted mortar system consists of the m298 cannon, m9 baseplate for ground mount mode, m191 bipod, an adaptor kit for mounting in the m1064a3, and the m67 sight unit with an extension assembly. Towed m 120 firing cartridge, projectilecartridge type all projectile types he, 1934, cartridge. Light mortars can be carried by a single soldier, and are found at the company level of some infantry units. The germans used captured ammunition and also produce 5. The corps has already divested of the 120mm expeditionary fire support system to. Moreover, the new 60mm mortar ammunition family is compatible with all standard weapon systems in this calibre. General dynamics ordnance and tactical systems produces highquality mortar components and increments the for u. The mortar carrier is a member of the stryker family of armored vehicles.
Xm983 120mm infrared ir illuminating cartridge the xm983 120mm infrared ir illuminating cartridge provides the user a 120mm infrared illuminating cartridge for use with the m120m121 mortar system. This report is concerned with medium and heavy mortars of. Rak 120mm selfpropelled mortar system army technology. The mortar can conduct indirect, semidirect and direct fire against mechanised units, command posts, commandobservation points and fortifications.
Learn how a mortar works, how the grenade is propelled and how it looks inside. Firing range is about 10 km depending on the projectile and charge combination. Man portability is one of the main reasons for having a mortar instead of a howitzer. The 120mm 2b11 sani sleigh was adopted by the soviet army in 1981 as a replacement to the storied, world war 2era 120mm model 1943 series detailed elsewhere on this site. Whilst 100, 160, and 240 mm mortars are also employed in con.
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