Advanced Crew Served Weapons (ACSW) 2004 Small Arms

Advanced Crew Served Weapons (ACSW) 2004 Small Arms

Advanced Crew Served Weapons (ACSW) 2004 Small Arms Symposium & Exhibition National Defense Industrial Association May 11, 2004 Alan Li, ACSW Team Leader PM Crew Served Weapons Brian Kenney, ACSW Program Manager General Dynamics Armament & Technical Products May 11, 2004 Ordnance and Tactical Systems 1 Agenda ACSW Team What is ACSW? ACSW New Capabilities ATD Exit Criteria SDD Program Overview

ACSW in Combat Scenarios Summary May 11, 2004 Ordnance and Tactical Systems 2 ACSW Team Ordnance and Tactical Systems May 11, 2004 Ordnance and Tactical Systems 3 What is ACSW? ACSW Program Started in 1994 Lightweight, Crew Portable Weapon System 25mm Family of Ammunition 250 SPM

Full Ballistic Solution Programmable Ammunition with Muzzle Velocity Correction TA/FCS Laser Range Finder & Target Tracking May 11, 2004 Ordnance and Tactical Systems 4 ACSW Family: XM307, XM307K50 (XM312) .50 cal variant of the ACSW Part interchangeability with XM307, only 5 parts are different First demonstrated January 7, 2003 Performance & physical characteristics exceed other crew-type .50 cal weapons Development of XM307K50 (XM312) will accelerate ACSW maturity

Fires standard .50 cal ammunition with M15A2 links May 11, 2004 Ordnance and Tactical Systems 5 Convertible 5 piece conversion kit: Cartridge guide & unload guide Bolt Sprocket Barrel May 11, 2004 Ordnance and Tactical Systems 6 Lightweight Tripod Weight

100 50 80 40 60 30 pounds pounds Weapon Weight 40 20 20 10 0 0 XM307 XM307K50 (XM312) M2 MK19 XM307

XM307K50 (XM312) M2 MK19 pounds Ammunition/Round & Packaging Weight 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 XM307 XM307K50 (XM312) M2 MK19 May 11, 2004 Ordnance and Tactical Systems 7 Easy to Transport XM307 XM307K50

(XM312) M2 MK19 Mounted on vehicle; Primary weapon Mounted on vehicle; Secondary weapon Dismounted into prepared fighting position

Carried on foot patrol; used in support by fire role in dismounted attack 1 Carried to position of advantage (hilltop, roof, upper story window, etc.) 1 1 MK47 With difficulty because of w eapon w eight May 11, 2004 Ordnance and Tactical Systems 8 Low Recoil

Significant increase in accuracy Low burden on any mount Reduced wear on weapon components Recoil 1200 1000 lbs of force 800 600 400 200 0 M2 XM307K50 (XM312) May 11, 2004 Ordnance and Tactical Systems 9 ACSW ATD Exit Criteria Threshold Goal April 2003

57.0 lbs 38.6 lbs 48.4 lbs 38.0 lbs/ person 35.0 lbs/ person 36.0 lbs/ person 2.0 mils 0.5 mils 1.54 mils at 600 m Lightweight System Weight (no ammunition)

Crew (2 man) Portable Module (Transport Module Weight w/ ammo) Lethality Accuracy/Dispersion Fuze Function set by Fire Control Single Shot Full Auto 3 & 5 rds Armor Penetration (at 0 degrees obliquity) 2 RHA @ 1,000 m 2 HHA @ 2,000 m Yes Air Burst Point Range Error (mean) (known range, 600m)

+/- 5 m +/- 2 m +2.0 m P(h) given a burst, Lt Vehicle Target @ 1,000 meters 0.35 0.75 1.00 May 11, 2004 Ordnance and Tactical Systems 10 FCS/UA & ACSW Program Schedule FY03 FY14 FCS/UA FY04 FY05 FY06 FY07

FY08 SDD FY09 FY10 FY11 LRIP MS B LL IPR PDR FY13 Production MS C IPD DRR FY12 IOC Ammo to FCS XM307 Kits & Ammo to FCS XM307 & Ammo to FCS

Cal .50 Variant to FCS ACSW Production LRIP Incr I SDD IOT&E MS B MS C FRPDR IOC CDR May 11, 2004 Ordnance and Tactical Systems 11 The SDD Program Develop, test and deliver weapons systems XM307K50 (XM312) .50 caliber weapon XM307 25mm weapon Remote operation kits Dual feed modules Pintles and vehicle adaptors

Tripods Modular target acquisition/fire control simulator Increase weapon reliability May 11, 2004 Ordnance and Tactical Systems 12 The SDD Program Develop and deliver ammunition rounds TP TP-S HEAB AP (Development and early prototype delivery to FCS/UA) Develop, integrate, test and deliver Integrated Logistics Support products Operation manuals Maintenance manuals Driving towards Low Rate Initial Production May 11, 2004 Ordnance and Tactical Systems 13 ACSW SDD Exit Criteria

Lightweight Threshold Weapon Weight 35.0 lbs (no ammunition, no dual feed adaptor (dual feeder in development)) Lethality System Dispersion 1.1 x 1.1 mils Armor Penetration (at 0 degrees obliquity) 2 RHA @ 1,000 m Air Burst Point Accuracy (known range, 600m) 1.5 m standard deviation, +/- 3 m mean Reliability Weapon MRBS Weapon MRBF HEAB Reliability AP Reliability >= 1,100 rounds >= 3,300 rounds

95% 97% May 11, 2004 Ordnance and Tactical Systems 14 Unit of Action Common Close Support Weapons Potential UA Applications 60 MCS** 49 C2V* 24 NLOS-M** 10 RMV* (Unfunded) * - XM307 Primary Armament 98 HMMWV (C2) 11 HMMWV (CMT) 89 HMMWV (SPT) 18 NLOS-C** 30 R&SV* 18 ARV-A(L)** ** - XM307 Secondary Armament 62 HEMTT Fueler

13 HEMTT Wrecker 153 HEMTT-LHS May 11, 2004 Ordnance and Tactical Systems 15 Recovery from Disabled Vehicle Lightweight capability enables the gunner to remove the weapons system from the destroyed vehicle, thus maintaining the combat power of the convoy May 11, 2004 Ordnance and Tactical Systems 16 Dismounted Overwatch The dismounted ACSW provides additional security via a wider and better field of view than vehicle mounted Employment in the 2nd floor is less time consuming and requires less physical effort than dismounting the MK19 or M2 Movement from primary to secondary positions is significantly quicker than with the M2 or MK19 because of the weight ACSW tripod does not require sandbags because of low recoil May 11, 2004

Ordnance and Tactical Systems 17 Action on the Landing Zone Reduced weight enables the gunner to mount the ACSW by himself and in less time, allowing more soldiers to perform security This Scene reduces the time available to the enemy to prepare for a 1 Scene 2 Scene 3 counterattack, thus increasing combat effectiveness May 11, 2004 Ordnance and Tactical Systems 18 Fast Roping the ACSW The lightweight ACSW permits the establishment of a blocking position with a heavy caliber or grenade machinegun The capability to fast rope allows a dramatic increase in dismounted blocking position firepower Low system weight allows team to move weapon on ground as needed

May 11, 2004 Ordnance and Tactical Systems 19 ACSW Summary Provides New Weapon Capabilities Passed All ATD Exit Criteria Poised for the SDD Phase Driving towards Low Rate Initial Production ACSW: Combat Weapon of the Future May 11, 2004 Ordnance and Tactical Systems 20

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