Feb 04, 2019 the american m1 81mm mortar, like the upcoming m2 60mm mortar, was based on a french design by edgar william brandt 18801960. The round is fired from the mortar the same as service ammunition. Winch strap aligned with the manual winch standoff 523. The gunner stands to the left of the mortar where he can manipulate the sight, traversing handwheel, and elevating handwheel.
Our innovation in guided mortar applications provides the warfighter with another level of precision in the field. The body uses a polycarbonate sealing ring which expands and seals under gas pressure. Mortar weapon project gutenberg selfpublishing ebooks. This manual provides guidance for mos 11c soldiers and their trainers on. Fm 2391 v preface this manual provides guidance for mos 11c soldiers and their trainers on the employment of the 60mm m224 and m19 mortars, 81mm m252 and m29a1 mortars. It has six, equal charge increments fitted around a tail boom. The m29a1 medium mortar offers a compromise between the light and heavy mortars. It is a smoothbore, muzzleloading, highangleoffire weapon used for longrange indirect fire support to light infantry, air assault, and airborne units across the entire front of a battalion zone of influence many countries use or used an 81 mm mortar in their armed forces. Sustained mortar fire requires an environment where there is a secure supply of bombs and limited threat of counter battery fire,defending a fixed base in afghanistan for example. Air defense artillery automatic weapon gunnery fm 44 62 texts. In charge was the platoon commander normally a lieutenant. Members of a negro mortar company of the 92nd division pass the ammunition and heave it over at the germans in an almos nara 535546. In addition, the mortar realistically simulates weapon ballistics for each mortar simulator and round type, with scaled aiming posts provided.
It has the tactical advantage of a high trajectory, which allows it to be sighted and engage targets from behind cover and provide overhead support to friendly troops. The candidate is instructed to mount the mortar at 3200 mils deflection and 900 mils elevation for the 4. Mortar assistant gunner stands on the right side of the. The m30 first entered service with the united states army in 1951 as a replacement for the m2 mortar as it offered an extended range. The test all men fos, crews for onboard and offboard 81mm mortars, and hq units are regularfit0. The m252 is an adaptation of the british 81mm l16a2 mortar developed in the 1950s. The ml 3inch mortar was carried on three packs by infantry or on universal carriers. Mortar gunnery chapter 1 introduction the mission of the mortar platoon is to provide close and immediate indirect fire support for the maneuver battalion and companies. The components of the mortar consist of a canon, sight, mount, and baseplate. The mark ii remained in service with the british army until replaced by the l16 81mm mortar in 1965. It is a smoothbore, muzzleloading, highangleoffire weapon used for longrange indirect fire support to light infantry, air assault, and airborne units across the entire front of a battalion zone of influence.
When fired, the srtr travels from 154 to 1,503 feet 47. Its range and explosive power is greater than the m224, yet it is still light enough to be manpacked over long distances. They can be used in a range of mortar weapon systems and deliver consistent high performance. Army field manualsworld war ii indicates pdf copy army air forces field manuals.
The 81mm mortar is an indirect fire support weapon. Towed m 120 firing cartridge, 120mm towed m 20 firing cartridge 120mm. The m29 would become the standard american mortar in the upcoming vietnam war. General dynamics ordnance and tactical systems produces highquality mortar components and increments the for u. Enter your mobile number or email address below and well send you a link to download the free kindle app. The mortar also offered the promised increase in range as well, allowing fire teams to engage the enemy at distance. The mortar body is manufactured from special cast iron and uses the wellproven dm111a4 fuze. Mallets mortar, the largest british mortar ever made. Wwii m1 81mm display mortar with commando base plate. The chinese communist attacks in 1950 did not bring artillery, but they did bring mortars, and they knew how to use them.
Per a request over at the wiki, i tested out the fall of shot from german 81mm mortars. M253 cannon assembly 35 lbs m177 bipod assembly 27 lbs m3a1 baseplate 25. The m252 mortar system consists of the following major components. Army and replaced the previous 81 mm m29 mortar in 1987. The mortar consists of a monobloc steel barrel with a smooth bore. Firing tables for mortar, firing tables for mortar, firing tables for mortar, firing tables for mortar, firing tables for mortar, fnr 120 mm 120mm 120 mm 120mm 120 mm. The standard infantry support weapon is the m252 81mm mortar, which lobs a 10 lb. It is light enough to be portable when broken down into its. Although the vehicles are identical and all carry the same 120mm system, which cannot be dismounted from its mounting, the american mortar company takes the arms locker or armoury, or golf bag approach the 4 battalion level vehicles carry an 81mm mortar for dismounted ops, and the 6 company level vehicles carry the m224 60mm. Mortar positions chapter 2 fundamentals of mortar gunnery section i elements of firing data and ballistics 21.
Organization mortars are organized as part of a company and battalion. The supported barrel in the bipod mount allows it to. 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. The 60mm mortar kit has leveraged new technology to improve an existing system to provide small unit weapons with improved efficiency over current systems at reduced weight, while. The united kingdoms l16 81mm mortar is the standard mortar used by the british armed forces. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Marine corps pcn 143 000092 00 fm 790 field manual no. The m1 was a derivative of the french mle 2731 system itself an improved form of the stokes trench mortar of world war 1 fame and slightly altered to suit american needs. The marines trusty mortar is getting a major upgrade. Archived from the original pdf on 17 february 20 field manual 2391 mortar gunnery pdf. The mortar is a relatively simple and easy weapon to operate. When an 81mm mortar round lands within what range of the target, there is 50 percent chance that the target will be suppressed.
The version produced and used by australia is named the f2 81mm mortar, whilst the version used by the u. Gunnery, fire control, position finding, and horizontal fire, antiaircraft automatic weapons case i firing. The bulldog 81mm mortar kit allows total equipment integration from the various molle pouches. Mortar, mortar, mortar, mortar, mortar, mortar, etft title 120mm. A mortar is usually a simple, lightweight, manportable, muzzleloaded weapon, consisting of a. Towed m 20, mortar, 120mm 120mm towed m 120, mortar, 120mm 120mm. Associated organizations chapter 2 command and control of mortar sections.
The 81mm weapons platoon consisted of the headquarters platoon and four mortar squads. Jan 06, 2012 although the vehicles are identical and all carry the same 120mm system, which cannot be dismounted from its mounting, the american mortar company takes the arms locker or armoury, or golf bag approach the 4 battalion level vehicles carry an 81mm mortar for dismounted ops, and the 6 company level vehicles carry the m224 60mm. Were we to develop a new 81mm mortar today,it would be lighter than our current one. The mortar simulators provide sufficient recoil to disturb the operators sight picture, requiring the trainee to achieve a proper aligned or compensated sight picture during each adjustment. The two mortar gunners operating the weapon at the fatal moment were. It originated as a joint design by the uk and canada. M252 mortar crew and ammunition in afghanistan, 2008 marines fire an m252 81mm mortar during livefire training at udairi range in kuwait, 2012 marine m252 mortar crew deploying on a cliffside in the middle euphrates river valley in syria, 11 october 2018. The m30 107mm heavy mortar is a muzzleloading, american rifled weapon that is used for longrange indirect firing to support infantry units.
Jun 02, 2016 the standard infantry support weapon is the m252 81mm mortar, which lobs a 10 lb. The american m1 81mm mortar, like the upcoming m2 60mm mortar, was based on a french design by edgar william brandt 18801960. May 06, 2008 were we to develop a new 81mm mortar today,it would be lighter than our current one. My firing range put two mortars in a channel, so that combined they. Objectiveobjective to orient the students primarilyto orient the students primarily to know what is 81mm mortar,to know what is 81mm mortar, m29a1 to include the personnelm29a1 to include the personnel duties, mechanical training, andduties, mechanical training, and the characteristics of thethe characteristics of the mortar. Tabular firing tables in mid february, online tfts will no longer be available through the ako ftab website.
A first sergeant company gunnery sergeant establishes a mortar platoons resupply point using what techniques. The m252a1 is a new lightweight 81mm mortars system that is twenty one 21% lighter in weight while at the same time maintaining the same range, rates of fire and barrel life as the existing m252 mortar weapon system. Canadian army modified some of its 3inch mortars, lengthening them to increase their range. It was introduced in 196566, replacing the ordnance.
Basic field manual, volume 11, infantry drill regulations, washington. Alternatively we could have a larger calibre mortar of similar weight to the 81mm. The 60mm mortar kit has leveraged new technology to improve an existing system to provide small unit weapons with. It was adopted due to the extended range from 4,500 meters to 5,650 meters and enhanced lethality. Our 81mm m1, 6 lbs, 700fps muzzle velocity, 3035 rpm, 3290 yds range was an essential infantry weapon. This is made possible by utilizing the bulldog rail pack frame. The srtr is designed to be fired, recovered, refurbished, and refired. The m29a1 81mm mortar is a smoothbore, muzzleloaded, high angleoffire weapon. The 81mm high explosive he c70a2 mortar cartridge is the canadian version of the british he l41 series. It consists of a tube into which the gunners drop a mortar round. Tactical employment of mortars table of contents preface chapter 1 mortar sections and platoons on the airland battlefield 11. Weapons, gunnery, and maintenance department wgmd of usais their fdc training program for the 81mm mortar contains two segments. The new m252a1 81mm mortar is 12 pounds lighter than its predecessor. Tactical employment of mortars united states marine corps.
Towed m 120 firing cartridge, projectilecartridge type all projectile types he, 1934, cartridge. Unit fire direction center training program for the 81mm mortar. In addition, the mortar realistically simulates weapon ballistics for each mortar simulator and. The arming of the popular mobilization units pdf report. The m880 shortrange training round is designed as a training round for the 81mm mortar m29 and m252 and the 120mm mortar using the m303 insert. It consists of a cannon assembly, bipod assembly, and baseplate. Mortar gunnery paperback may 17, 20 by department of the army author see all formats and editions hide other formats and editions. Mortars and mortar gunnery unknown binding january 1, 1968 see all formats and editions hide other formats and editions. B3m4078 introduction to crew served weapons m224a1 60 mm lwcms mortar the 60mm mortar, m224a1 lightweight company mortar system lwcms, is a smoothbore, muzzle loaded, high angle of fire weapon. They are either sections or platoons in airborne, ranger, air assault, light infantry companies, and. They will only be available at a site dedicated to tfts. The gunner manipulates the sight by placing the firing data on the sight and lays the mortar. The m252 81mm medium extended range mortar is a crewserved, medium weight mortar which is highly accurate and provides for a greater range 4,500 meters to 5,650 meters and lethality.
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