Guns Systems Checklist 1.50 Cal Bushmaster Machine Gun 2 Lightweight 25mm Bushmaster Chain Gun TM 3 25mm M242 Bushmaster Automatic Cannon 4 30mm M230 Chain Gun Automatic Cannon 5 30mm M230 LF Chain Gun Automatic Cannon 6 30/40mm Mk44 Bushmaster Automatic Cannon 7 35/50mm Bushmaster III Automatic Cannon 8 40mm Bushmaster IV Automatic Cannon Contact www.atk.com or call 480-324-8729 for more information.
.50 Cal Bushmaster Machine Gun PHYSICAL DATA Length......................61.00 in (1,550mm) Width......................9.45 in (240mm) Height......................10.63 in (270mm) Receiver Weight..............35 lb (15.9 kg) Feeder Weight...............14 lb (6.4 kg) Barrel Weight................27 lb (12.2 kg) Total Weight.................76 lb (34.4 kg) Recoil......................1,500 lb (<800 lb w/adapter) Safety......................Anti-hangfire Safety Case Ejection................Forward Power Required..............28 vdc Clearing Method..............Open bolt PERFORMANCE DATA Rate of Fire:.................400/500 spm (w/burst limiter) Dual Feed System Fires all.50 caliber (12.7mm) series ammunition to include SLAP Compact size and weight facilitates easy upgrades of existing turrets or remote weapon stations The.50 Caliber Bushmaster chain gun is a derivative of the combat proven M242 25mm Bushmaster Cannon. It incorporates all of the battle-proven features that have proven so successful in the Chain Gun Family. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 1
Lightweight 25mm Bushmaster Chain Gun TM PHYSICAL DATA Length......................40.14 in (1,019.5mm) Width......................10.24 in (260.2mm) Height......................10.10 in (256.5mm) Receiver Weight..............32 lb (13.6 kg) Feeder Weight...............17 lb (10.9 kg) Barrel Weight................14 lb (5 kg) Total Weight.................63 lb (29.5 kg) Recoil......................2,200 lb 650 lb (Soft Mount) Power Required..............0.4 Hp @ 28V DC PERFORMANCE DATA Rate of Fire..................250 (rds/min) Feed System.................Dual Belt Feed Method of Operation..........External Caliber......................25mm x 59 ATK s LW25 Bushmaster Chain Gun TM meets the warfighter s need for a lightweight weapon system that is more flexible, reliable, and lethal than current legacy systems. Its design builds upon the combat proven Bushmaster tradition of excellence and includes such features as dual feed with first round select, scaleable lethality from non-lethal to airburst, maintains a high reliability of 35,000 Mean Rounds Between Stoppages, can be manned or fired remotely, and has a compact lightweight design. Contact www.atk.com, LW25@atk.com, or call 480-324-8729 for more information. Approved for release to public domain 07-S-2649 108124 2
25mm M242 Bushmaster Automatic Cannon PHYSICAL DATA Length......................105.2 in (2,672mm) Width......................12.5 in (318mm) Height:......................14.7 in (373mm) Receiver Weight..............97 lb (44 kg) Feeder Weight...............58.5 lb (26.5 kg) Barrel Weight................107 lb (48.5 kg) Total Weight*................62.5 lb (119.0 kg) Recoil......................9,000 lb (40,032 N) Power Required..............1.0 horsepower Clearing Method..............Cook off safe, open bolt Safety......................Absolute hangfire protection Case Ejection................Forward PERFORMANCE DATA Rate of fire..................200 rounds per minute Feed System.................Dual feed, integral to weapon Ammunition.................All NATO standard ammo The 25mm Bushmaster cannon is a battle-proven performer featuring dual feed Chain Gun technology. More than 11,000 M242s are in service world-wide. Its design simplicity, external power, round control, ease of maintenance and constant velocity ammunition feed make it the most reliable cannon on the modern battlefield. *Includes gun barrel, drive motor, recoil system and integral dual feeder. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 3
30mm M230 Chain Gun Automatic Cannon PHYSICAL DATA Recoil......................3,000 lb (13,334 N) Receiver/Feeder Weight........88 lb (40.0 kg) Recoil Adapters Weight........11 lb (5.0 kg) Barrel Weight................32 lb (14.5 kg) Total Weight.................131 lb (59.5 kg) PERFORMANCE DATA Rate of Fire..................625 ± 25 SPM Power Required..............3 Phase, 115 VAC Case Ejection:................Side The 30mm, M230 Automatic Cannon is an area weapon carried on the U.S. Army AH-64 Apache Attack Helicopter and select MH-60 Aircraft to provide effective point target fire support and suppressive fire. Firing the dual purpose, 30mm linkless ammunition at 625 ± 25 SPM, it is capable of destroying targets out to 4,000 meters. This makes the M230 an effective, deadly threat against light armored vehicle targets, deployed infantry and targets of opportunity. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 4
30mm M230 LF Chain Gun Automatic Cannon PHYSICAL DATA Length......................85.87 in (2,181mm) Width......................10.915 in (277.2mm) Height:......................11.37 in (288.8mm) Receiver Weight..............76 lb (34.5 kg) Feeder Weight...............39 lb (17.7 kg) Barrel Weight................45 lb (20.4 kg) Total Weight*................160 lb (72.6 kg) Recoil Ground Vehicle.........6,300 lb (38,022N) Recoil Naval.................1,650 lb (7,339N) PERFORMANCE DATA Rate of Fire..................Cyclic, 200 rounds per minute Power Required..............1 horsepower Clearing Method..............Cook off safe, open bolt Safety......................Absolute hangfire protection Case Ejection................Side Reliability...................22,000 mean rounds between...........................failure The M230 LF is a link feed version of the 30mm Apache helicopter Chain Gun cannon. The weapon fires NATO standard 30mm ADEN/DEFA and M788, M789, M799 ammunition. The M230 LF is ideal for use on ground vehicles and patrol boats in turrets or remote weapon stations. *Includes gun barrel, drive motor, recoil system and integral feeder. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 5
30/40mm Mk44 Bushmaster Automatic Cannon PHYSICAL DATA Length......................134.05 in (3,405mm) Width......................13.5 in (343mm) Height:......................15.43 in (392mm) Receiver Weight..............122 lb (55.3 kg) Feeder Weight...............69 lb (31.3 kg) Barrel Weight................153 lb (69.4 kg) Total Weight.................344 lb (156 kg) Recoil......................8,000 lb (35,584 N) Power Required..............1.0 horsepower Clearing Method..............Cook off safe, open bolt Safety:......................Absolute hangfire protection Case Ejection................Forward PERFORMANCE DATA Rate of fire..................200 rounds per minute Feed System.................Dual feed, integral to weapon Ammunition.................Fires all NATO standard 30mm x 173 and the new Super 40 ammunition and ABM The Mk44 has become the weapon of choice for the world's medium caliber fighting platforms to include ground vehicle, naval and aircraft applications. It has proven performance featuring dual feed Chain Gun technology. It can fire all types of 30mm x 173mm ammunition; can be chambered for 30x170mm Rarden and is capable of being easily converted to fire Super Forty 40mm ammunition for built in growth capability. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 6
35/50mm Bushmaster III Automatic Cannon PHYSICAL DATA Length......................158.19 in (4,018mm) Width......................16.94 in (430mm) Height:......................18.83 in (478mm) Receiver Weight..............35mm 150 lb (68 kg)...........................50mm 150 lb (68kg) Feeder Weight...............35mm 80 lb (36 kg)...........................50mm 80 lb (36 kg) Barrel Weight................35mm 250 lb (113 kg)...........................50mm 280 lb (127 kg) Total Weight.................35mm 480 lb (218 kg)...........................50mm 510 lb (231 kg) Power Required..............3.0 horsepower Clearing Method..............Cook off safe, open bolt Safety......................Absolute hangfire protection Case Ejection................Forward PERFORMANCE DATA Rate of fire..................200 rounds per minute Feed System.................Dual feed, integral to weapon...........................linkless feed available Ammunition.................All NATO standard ammo The 35mm Bushmaster cannon incorporates all of the battleproven features of the 25mm Bushmaster Chain Gun cannon. The weapon is capable of being converted to fire 50mm Supershot ammunition. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 7
40mm Bushmaster IV Automatic Cannon PHYSICAL DATA Length......................158.19 in (4,018mm) Width......................16.94 in (430mm) Height:......................18.83 in (478mm) Receiver Weight..............437 lb (198 kg) Feeder Weight...............65 lb (29 kg) Barrel Weight................305 lb (138 kg) Total Weight.................807 lb (365 kgl) Power Required..............5.0 horsepower @ 24 volts Clearing Method..............Cook off safe, open bolt Safety......................Absolute hang- fire protection Case Ejection................Forward PERFORMANCE DATA Rate of fire..................200 rounds per minute Feed System.................Linkless, integral to weapon Recoil......................14,000 lb/62,272 N Ammunition:.................Fires all Bofors 40mm L70...........................NATO standard ammunition The Bushmaster IV automatic cannon is propelling Chain Gun technology into the 21st century. This compact, cost-effective weapon is available today, yet has the devastating firepower that will be needed to defeat the threats of tomorrow. Capable of accommodating a next round select, linkless feed system, it incorporates all of the battle-proven features of the 25mm M242 Bushmaster cannon, with significant system commonality for lowrisk and proven performance. Contact www.atk.com or call 480-324-8729 for more information. Approved for release to public domain 04-S-3014 108124 8