Their zeal in clearing the gun itself in every instance casts doubt on the validity of the reports. Here is a fun bit from Flying Guns - World War 2: Development of Aircraft Guns, Ammunition and Installations 1933-45:. Found inside... four fixed 20mm Hispano cannon and adequatepilot protectionagainst armourpiercing .303 ammunition including a bulletproof windscreen. Amaximum speed of not less than 490 mph at 35,000 feet was stipulated as well as a permanent ... The nose plug is crimped in with 6 round stab crimps. Found insideA 20-mm Hispano-type cannon replaced the former 37-mm Oldsmobile weapon. The smaller cannon had a faster rate of fire, carried more ammunition, and was considered to be more effective in combat than the heavier equipment. x 110RB Oerlikon (Mk. This made . The nose plug is crimped in with 6 round stab crimps. The cartridge is complete but will have minor pitting and / or discolouration. Found inside – Page 3226 20 - MM AIRCRAFT GUN MATÉRIEL MI AND M2 S.A. 10 CARTRIDGES H.E.I. FOR HISPANO GUN A / 20MM 10 CARTRIDGES S.A. 20 MM HE .. FOR HISPANO GUNIA LOT CUS The words 1909 . NO " 20 - MM AMMUNITION FOR CANNON. Europe (Former 'East Bloc'), 5.7mm By May 1945 a total of 12,083 weapons had been converted from AN-M2 to the lighter weight T31, at which time all alteration ceased. Say "hi" to actual WW2 accuracy of ~5% (more like 3-8% depending on nation and weapon platform), i.e. Found inside... 109s (themselves 20mm Oerlikon cannon-equipped). Larger calibre ammunition with more airframe-destroying power was quickly needed for the RAF fighters. A handful of Hispano cannon-equipped Spitfires became operational by late summer ... Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. It could carry either four 20mm cannon or two 20mm cannon and two 0.5in Browning machine guns. Found inside – Page 16The Typhoon had four 20mm Hispano cannon . The P - 47 carried eight.50 cal . machine guns with 400 rounds per gun , and it proved " particularly successful " against transports . The machine guns occasionally even caused casualties to ... The Hispano-Suiza HS.404 20mm cannon was used in many allied aircraft during World War II. The slightest changc would practically mean retooling. Caseless Autocannon/20: A smaller and lighter version of the Autocannon/20 specifically designed to use caseless ammunition, giving it twice the ammunition capacity per given mass, along with a size and weight profile just slightly larger than the Autocannon/10.However, it has one . Section Views of the Hispano-Suiza Action. Additional Pictures. Additional Pictures. This weapon was referred to as an "autocannon," and was used extensively by air, ground, and sea . Contributor: Alan Chanter ww2dbase The 20mm M2 Hispano aircraft cannon was a development of the French Hispano-Suiza HS.404 built under license in the United States for the USAAC and US Navy. AMMUNITION FOR USE IN ARMOR TESTING (STEEL, COMPOSITE, GLASS), Ammunition from NATO Found inside – Page 21It featured the B-type wing, housing two Hispano 20mm cannon, with 60 rounds per weapon, and four 0.303-in. Browning machine guns with 350 rounds per gun. Armour was increased in weight to 152lb. A total of 3,911 Spitfire VBs would be ... In official documents this was referred to as the “new shape wing”. Firing a 20mm diameter projectile, it delivered a useful load of explosive from a relatively light weapon. The Hispano fired a 130 gram (4.58 oz) 20 mm × 110 mm projectile with a muzzle velocity between 840 and 880 m/s (2,750 and 2,900 ft/s), depending on barrel length . How might the course of the conflict be changed? And what if there was another throwback from the future - and he was working for the enemy? The novel follows the story of these two 'throwbacks' as they pit their wits against each other. The “c” wing appeared in October 1941. The. The 20 mm modèle F2 gun is a naval defence weapon used by the French Navy. The idea of hooking up unlimited ammo to a late 19th century "Gatling" type weapon, and powering it electrically was attempted by the US Navy for use on their Torpedo/gun boats. It proved capable of lifting 105 rounds and its outside dimensions were much more compact than those of the Ml. T4, which had been carried on at Curtiss-. M20, 20mm Click to open image! Birkigt Type 404 20mm (Hispano-Suiza) cannon (BuOrd, USN) 20mm HS 820l0erlikon KAD: top - 50-round drum, bottom - 10-round box (Courtesy: Oerlikontlan Hogg) The French GIAT 20M621 is a modern lightweight gas/blowback gun based on the American electrically primed 20 X 102 round. 20MM Oerlikon or Hispano 1942. Machine or auto-cannon differ from normal machine-guns in that they fire explosive rounds generally of greater caliber. No.19 Squadron used it during the battle of Britain, but the cannons were still causing problems. WITHOUT V.A.T. Orders received will be invoiced for additional shipping charges. The weight of the Hispano cannon and their ammunition affected the flight performance, especially its agility, but the aircraft was found to be especially potent in the ground attack role." . The Supermarine Spitfire was fitted with a series of different wings during its service career. There is a 20mm narrow crack under the dummy nose fuse. 2003-05-09. This is the other postwar European 20mm round, and a close rival for the 20x128. As an innovation in Navy ordnance, factory representatives accompanied the new cannon to the front. 20mm Cannon Shell. 20×110mm Hispano "A" Calibre: 20 mm (0.79 in) Action: Gas operated, delayed blowback: Rate of fire: 650-700 rounds/min: Muzzle velocity: 870 m/s (2,900 ft/s) Maximum firing range: 6,500 m (7,000 yd) Feed system: 60-round M1 drum or linked belt Click to open image! Found inside – Page 2424 The Spitfire I's eight guns, and associated ammunition bays, were covered by 22 panels secured by 150 half-turn ... Having evaluated a series of heavier-calibre cannon, it selected the French 20mm Hispano-Suiza Type 404 as the best ... Found inside – Page 40M2 machine guns and a 20mm Hispano - Suiza cannon . ( USAF ) American aircraft ammunition : .50 caliber belted AP ( top ) , .30 caliber belted tracer ( left center ) , 37mm cannon ( right center ) and 20mm cannon ( bottom ) ( from ... The 20mm x 110 HISPANO ammunition family is one of the most common ammunition family in the field of 20mm Air Defense (AD) ammunition. I'll gladly combine shipping to keep costs down. The steel practice Type H Minengeschoss (High Capacity) practice projectile has an unfired copper driving band. returned to the St. Paul plant and on 10 fitly 1944 the first 20-mm T31 appeared. The most serious problem was the oversize chamber. x 28 DN-SC-90-01946. The Becker round was the forerunner for the Oerlikon 20 mm FF, FFL and FFS series of aircraft cannon rounds used into the Second World War. 20MM Oerlikons for anti-aircraft defense. If one cannon jammed, the recoil from the other one was enough to push the Spitfire off course. The “e” wing was a further development of the Universal. For 20mm and up, HE was pretty standard, but the mix varied. The idea was to create a new weapon by only changing the barrel. Initially, the Spitfire was armed with eight Colt-Browning machine guns chambered for .303″ ammunition. Accordingly experiments were made with the use of 20mm Hispano cannon. During war all that can be done is to install and make function as reliably as possible that which is issued. DODIC AA24 PGU-27A/B 20mm TP $5.58 DODIC AA28 PGU-30A/B 20mm TP-T $10.00 DODIC AA22 PGU-28A/B 20mm SAPHEI $14.29. Distribution Statement A - Approved for Public Release; Distribution is unlimited. Available records show that the AN-M2 was installed in 5,800 Naval planes requiring the total mounting of 11,000 guns. x 102 Vulcan (M39, M50, M61A, M61A1, GAU-4, Mk. x 139 HS 820 (HS820, KAD, Rh202, M139) Armor-Piercing-Incendiary, 25mm Each cannon now had 120 rounds, compared to the 60 of the “b” wing. Found inside – Page 585... if met , would make the weapon practically the equivalent of a greatly refined Hispano - Suiza cannon . ... existing ammunition for the 20mm Gun , M2 . “ 2. ... Must be capable of taking different lengths of projectiles . " 4. The Becker round was the forerunner for the Oerlikon 20 mm FF, FFL and FFS series of aircraft cannon rounds used into the Second World War. U.S. Navy Photograph No. The original cannon was also used on numerous aircraft of the United States, United Kingdom, France, and the ex-Yugoslavia. The only way to fit it in the Spitfire wing was to mount it on its side. The Spitfire I was originally armed with eight .303in Browning machine guns, each with 300 rounds. Armament was standardised at four 20mm Hispano Mk II cannon, with 175 rounds for the inboard gun and 150 for the outboard gun. The Hispano was a powerful gun which did not have an integral support (as a motor cannon, the support was supposed to be provided by bolting the gun to the engine). Allies and Wright Field, was transferred to Oldsmobile, under the designation "Mechanism, Feed, 20-mm, T14." x 137mm (KBA, GAU-12/U, M242, Rh205, Aden 25) Target Practice, .50" - Contact Us - Search - Recent - About Us - Subscribe in a reader - Join our Google Group This type of AD ammunition is intended for use in well-proliferated Serbian M55 gun family, as well as for other AD gun systems based on the famous HISPANO HS 404/804 gun system. Hispano Suiza 20mm barrel. MG3) Ball L2A2, .50" The Hispano 20mm and the.50 BMG didn't work when fitted in a flexible wing. 22 Mod. Click to open image! These expert technicians sent back voluminous reports that explained that the malfunctions that did occur were due to one of three things: failure of the feeder, bad ammunition, and improper maintenance. Colour Plates for 20mm Hispano and 20mm Oerlikon If this is your first visit, be sure to check out the FAQ by clicking the link above. Originally designed by Marc Birkigt, the chief engineer of Hispano-Suiza, in 1933, as a replacement to the Swiss Oerlikon the new weapon employed the locking mechanism which had been patented in 1919 by . Some were mounted in wings, others in the fuselage, and others were in turrets or blisters on the aircraft. A second problem was that the early cannons were prone to jam under the pressure of combat. Twenty-millimeter ammunition is the ammo used on the M197 automatic gun. This new edition brings an enduring classic to a new generation of readers. “A classic on modern artillery by Ian V. Hogg, this volume is well-established and must be regarded as a standard reference work on the subject.” —Gun Mart ... Sold in packs of 5 cartridges. 20x138b Long Solothurn 20 Mm Cannon Cartridges On combat operations, the American bombers in the ETO expended 26.3 million rounds of .50" ammunition in 1943, and 36.2 million in 1944 . MK 20 mm HS820, Ammunition Specification Shell 20mm DM48A1 Practice-, Tracer Shell 20mm DM51 A1 H.E. 21645 U.S. 20 x 110mm (Hispano Suiza) Dummy Cartridge M18A3 (Single round) - The 20 x 110mm (Hispano-Suiza) aircraft cannon was widely used by the British and U.S. aircraft during WW2. But a determined and ferocious defense awaited the bomber crews of the USAAF’s Mighty 8th. Somehow, Navigator Elmer Bendiner and his crew survived, their faithful B-17, Tondelayo, carrying them home. The 20mm Hispano carried by the P-38 was a relatively low velocity weapon. For example, on the Eastern Front the Luftwaffe often used a large proportion of AP in the belt because of the likely hood of intercepting Il-2s (and this is the ammo loadout we have in FB for all MG151/20s), whereas on the Western Front, they used a much higher proportion of incendiary rounds in the ammo belt for . 20x99R 20mm ShVAK aircraft cannon, sub-caliber device : This cailber was created by necking up the 12,7x108R case of the 12,7mm ShVAK to 20mm. The response was to fit the Spitfire with the 20mm Hispano cannon. Found inside – Page 21This was generally successful, although the 20mm Hispano cannon used in the Spitfire VC needed a heavier duty system to ... (Bob Alford) Spitfire VCTropical A6M2 Zero‐sen Primary – cannon 2x20mm Hispano II 2x20mm Type 99‐1 Ammunition ... The photo above indicates how the ammunition differs in size and power, with three famous cartridges used by the RAF during World War 2 - the .303" rifle-calibre round, the American .50" Browning HMG, and the 20 mm Hispano cannon - compared with Luftwaffe ammunition in the same classes. Current catalog prices per round for 20mm rounds for Vulcan Cannon M61 (20X102mm). The 114 used a new link named "20-mm Metallic Belt Link, T23." The unfired brass cartridge case is headstamped EuL 15 18 Am over Ku .The copper driving banded steel projectile is stamped round the circumference P in a diamond monogram 13 17 and three inspection marks. 20 mm Cannon Ammunition; Mortar; Ammunition; M103; Japanese Aircraft Machine Guns; MG 151 Machine Gun; Medium Machine Gun; 2A46 125; Bow USS Massachusetts; Battleship Machine Guns; 20Mm vs 50 Caliber Machine Gun; 20Mm Gatling Gun; Ex-17 Heligun; Us Heavy Machine Guns; 20 mm Caliber; Anti-Aircraft Japanese; WW2 20Mm Gun; Bullets; Type 97 Machine . Ground dug condition, recovered from a UK RAF firing range. The combined number of T31 mechanisms from International Harvester and Oldsmobile was 32,346. The final unit price of the Oldsmobile 131 was $412. The vast majority of Spitfires in use during the battle of Britain were armed with machine guns. x 110 HS 820 Practice Type EP (UK), 20mm [1] This poses a variety of problems, not least of which was the size of the cannon. A second problem was that the early cannons were prone to jam under the pressure of combat. No good if you can pump out 600rpm of shells if the damn thing jams as soon as it gets some G forces. This aircraft, the scout bomber type, proved to be one of the most widely used during the war and the resulting damage inflicted upon the enemy by Naval pilots was tremendous. This type of AD ammunition is intended for use in well-proliferated Serbian M55 gun family, as well as for other AD gun systems based on the famous HISPANO HS 404/804 gun system. So here goes- The shells, the belts, and why most of your hits do nothing. $1,975.00. Firing a 20 mm diameter projectile, it delivered a useful load of explosive from a relatively light weapon. Browning (12.7mm x 99) (.50" M2, M2HB, Barrett), 20mm x x 110 HS 404 Practice Mark Iz (UK), 20mm The installation was in the wing of an S&-2C which had been shipped separately by the Curtiss-Wright Aeronautical Corporation, Columbus, Ohio, in order to proof fire the new cannon. Test firing a 20 mm Mark 16 Mod 5 on Mark 68 mounting at the Naval Ordnance Station, Louisville, Kentucky in October 1969. With the Hispano 20mm cannon becoming a more common armament for the Royal Air Force in 1940 the question of using the cannons to attack AFVs was soon raised, bombing at the time were too inaccurate to deal with tanks and tank armour had progressed to a stage were machineguns were useless. There are few weapons (aside from shotguns and large game hunting rifles) which have been built that fire projectiles between .50 caliber (0.50 inches/12.7 mm, roughly 13 mm caliber) and 20mm caliber, though the 14.5 mm caliber is used by some Soviet machineguns such as the KPV and antitank rifles such as PTRS, PTRD, and . USGI 20mm links for Hispano-Suiza M24 cannon, Set of 100 *Good* . U.S. Navy Photograph No. In July 1943 a test of the mechanism was made at Aberdeen, during which over 5,000 rounds were fired. 3, Mk. Found insideThe Typhoon had four 20mm Hispano cannon. The P-47 carried eight .50 cal. machine guns with 400 rounds per gun, and it proved "particularly successful" against transports. The machine guns occasionally even caused casualties to ... 22 Mod. The response was to fit the Spitfire with the 20mm Hispano cannon. Compared to its earlier cousin, the AN/M2, the AN/M3 had a faster rate of fire and used lubricated, percussion-primed ammunition that was less prone to jamming, which was a major problem on the Hispano Mk.II. The 20mm ammunition used on the AH-1F Cobra are explained. The first 20-mm Hispano-Suiza automatic gun in a mock up by the Navy was installed at. The “a” and “b” wings were not used after the Spitfire V. This was a wing used on some photo reconnaissance Spitfires. Contains more than seven hundred illustrations of military aircraft of World War II used by both Allied and Axis Countries, together with capsule specifications and history The “e” wing appeared in the second half of 1944. It was developed from the GIAT M693. The introduction of armour further reduced the effectiveness of the rounds and something with more 'umph' was a . It was quickly apparent that these rounds were too light to ensure damage to Luftwaffe aircraft. It was to be armed by twin 20mm (0.78 in) Hispanos or 2 x 15mm (0.59 in) Cannon of a Type developed by Vicker's at Crayford. The 20mm ShVAK cannon was introduced into service in 1936 as armament for aircraft. The nose is fitted with a steel plug resembling a AZ1504 fuse which was fitted to 20mm cannon ammunition. There was nothing slow about the Bureau of Aeronautics on armament decisions, for the gun was officially accepted for aircraft use the next day. Finally in November 1940 No.92 Squadron was given Spitfires equipped with two 20mm cannon and four 0.303in machine guns. Lubrication was provided by a . 22 Mod. Click to open image! (Original Countries), Ammunition Between that date and 20 September a total of 2,455 guns had been modified, and a scheduled rate of 1,250 guns per month was set as necessary to (ill the demand. Additional procurement was later requisitioned and on 6 April 1944 a requirement of 550 T14 mechanisms, to be supplied by July of that, year, was approved by the Subcommittee on Aircraft Armament. Maximum lifting capacity was found to be 110 to 120 rounds, and, after minor modifications, was found to function properly in all positions. An initial order of 30 feed mechanisms and 55,000 belt links was authorized on 7 October 1943. Endurance qualities were also quite satisfactory. The only way to fit it in the Spitfire wing was to mount it on its side. With the mounting of the 20-mm cannon in Navy planes a scries of malfunctions began that could not be properly corrected at the time because manufacture was at the peak of production. The 20mm ShVAK cannon was introduced into service in 1936 as armament for aircraft. The Model 2 (or Mark 2 in some sources) improved muzzle velocity to 850 m/s, which is comparable to the 20mm HS.404 and later 20mm Hispano cannons derived from it. Neutral Countries, Ammunition from Eastern The most common type in the American Army Air Force was the 20 mm Hispano MKII cannon. It was quickly followed by plane number 50, SB-2C. It is built around the Hispano-Suiza HS404 anti-aircraft cannon ammunition of World War II, which is still in current use for anti-aircraft work. baker24. The Oldsmobile Division of General Motors was the other main contractor for the T31 guns. Click to open image! 20mm AMR - New Use for Unused Ammo. Shipping will be $15 UPS ground. In other words the production of this high-speed machine gun was done under artillery manufacturing tolerances. The Hispano-Suiza 20mm cannon was used in some models of the Lockheed P-38 Lightning. The characteristics of these weapons could vary considerably, and their lethality generally improved as the War wore on. The 20mm caliber is a specific size of cannon or autocannon ammunition.. The wing used in the Mk 21 Spitfire was significantly redesigned. The Swedish Pansarbandvagn 301 (pbv 301) APC that entered service in 1961 was equipped with a Bofors 20mm m/45 cannon on a remote mount operated from within the vehicle. WW2 Hispano Cannon 20mm Rounds As Used On Later Mark Spitfires. of projectile gr 120 120 110 Wt.of cartridge gr 317 317 312 Wt.of propellant gr 51 51 56,5 Wt.of charge gr - 6,5 - Muzzle-velocity m . EXPORT ORDERS WILL BE QUOTED FOR DIRECTLY This proved to be a much more effective combination of weapons, and became the standard for the “b” wing. One was that the 20-mm Hispano-Suiza automatic cannon could not be considered satisfactory as an aircraft weapon as long as it was necessary for the ordnaiiceman to coal the cartridge case with a heavy lubricant or wax. Hispano-Suiza was taken over by Oerlikon in about 1970, after which the HS 820 was renamed the Oerlikon KAD. The 20mm x 110 HISPANO ammunition family is one of the most common ammunition family in the field of 20mm Air Defense (AD) ammunition. It was originally introduced by Hispano-Suiza in the 1950s for their HS 820 cannon, which they saw as the natural successor to the HS 804. From the first jungle forays, through to the defeats, the victories, the massacre of indigenous populations, the war crimes and the final elements of the war in the jungle which led to ultimate victory over the Japanese, this volume is a ... H&H - .338" Lapua Magnum. x 110 HS 404 Standard Practice Mark IIz (UK), 20mm These projectiles are typically 75 to 127 mm (3-5 in) long, cartridge cases are typically . The unfired brass cartridge case is headstamped EuL 15 18 Am over Ku .The copper driving banded steel projectile is stamped round the circumference P in a diamond monogram 13 17 and three inspection marks. First published in 1948, this book is a practical guide to the sniper’s art in World War II. Captain Shore’s enthusiasm for firearms and especially for rifles led him to take every possible opportunity to try out different weapons, ... Standardization of the mechanism was approved on II May 1944 as the "Mechanism, Feed, 20-mm, M2. Meanwhile experimentation continued on the feed mechanism for the 20-mm cannon, because of the limitations of the ML or Chattelerault, mechanism. The “b” wing entered service during 1940. Since the American 10mm A/N M2 and M3 cannons are derived from the 20mm Hispano cannon, from mechanical point of view the Japanese Type 99 Model 2 cannon is very similar in many ways . The “c” wing also had the capability to carry two 250lb bombs under the wings, or one 500lb bomb under the fuselage. reau of Ordnance established a requirement for approximately 30,000 feed mechanisms, T14, enough to provide one for each 20-mm lightweight gun needed by the Navy, together with necessary spares. It was used by the navies and armies as an anti-aircraft weapon as well. The steel practice Type H Minengeschoss (High Capacity) practice projectile has an unfired copper driving band. Firing a 20 mm caliber projectile, it delivered a useful load of explosive from a relatively light weapon. WARNING: PRIOR TO CHECKOUT PLEASE READ!These are sold and delivered as individual links, BEFORE linking together with live ammunition, YOU must understand and adhere to the . This was based on pre-war testing that concluded that aircraft weren't easy targets, explosive shells from cannon were really le. The modification of the M2 to the later designation was done at a price of $625 per gun. Found inside – Page 29... one of the Focke-Wulfs, so I fired all four .303-caliber Browning machine guns and both Hispano 20mm cannon at it. ... I had run out of cannon ammunition by then—there were only sixty 20mm rounds in each magazine—but I don't think I ... However, the records reveal such destruction was done by dive bombing rather than by the use of the 20-mm cannon. The resulting poor mating of parts, coupled with the inherent fault of all gas-operated weapons whereby the breech locking key in the receiver is immovable and the position of the gas port in the barrel is permanently fixed, made it impos, FREE Military Tough 6-in-1 Tactical Survival Knife, Free 2nd Amendment Gun Rights Silver Coin, The Torch LED Tactical Survival Flashlight, Ammo Independence: The Firearms Survival Guide, The Machine Gun - Machine Gun V1 Repeating Weapons, Weapons of other nations - Heavy Machine Guns, Federal Firearms License Guide Buy and Sell Guns From Home, Collection Of Practical Fireworks Projects Ebook. Found inside – Page 20The F4F-3 carried 1,800 rounds of ammunition, reduced to 1,440 in the six-gun F4F-4. Pilots appreciated the .50in. ... In late 1944 Vought began delivering 200 F4U-1Cs fitted with four Hispano 20mm cannon carrying 120 rounds each. Found inside – Page 108Two Hispano Mk III 20mm cannon are installed and checked by No. 616 Squadron armorers. Both the Mk I Meteor and Mk III ... Weighing in at 84 pounds, the Hispano Mk III could fire 350 rounds per minute. HMS Fledgling, in Staffordshire, ... from the 'West', the Bureau of Aeronautics test facility, then known as the Aircraft Armament Unit, Norfolk, Va., on ii March 1942. The USAF introduced the 20 mm M39 cannon to replace the M24, while the Navy combined the original Hispano design with a lighter round for better muzzle velocity in the Colt . Found inside – Page 33Browning Machine Guns 2 x 20mm Hispano Cannon Hispano Magazine - 60 rounds per drum Ammunition Boxes - 350 rounds per ... Browning Machine Guns 20mm Hispano Cannon 20mm Hispano Cannon Armament ( Spitfire Vb ) General - The installation ... Found inside – Page 26... of the wing leading 100 aircraft being fitted with two 20mm Hispano Mk II edge, while in Series 2 aircraft (as depicted here) there was cannon (200 rounds per gun) mounted in each wing centre section and known as Series 1 aircraft, ... Originally designed by Marc Birkigt, the chief engineer of Hispano-Suiza, in 1933, as a replacement to the Swiss Oerlikon the new weapon employed the locking mechanism which had been patented in 1919 by . x 110 Hispano HS 804 (HS804, M3,M24, M24A1, M55 (Serbia), TCM-20), 20mm x x 51 NATO (FN FAL, FN MAG, G3, HK21, HK23, L1A1 (SLR), L7A1 (GPMG), M14A1, M60, At the begging of the dive seasson 2015 came across 3 20mm live rounds covered in marine stone calcium deposits,,,, for 70 years under water, so after 3 months soaking in soloition they have cleaned up and we have dates calibare size just to give you idea of were and when it was involved during the war. Note that the shield and ammunition box did not elevate with the weapon. Found inside – Page 44RAF aircraft carried a variety of ordnance ranging from ammunition rounds, listed as AR, to the deep penetration 22,000lb ... used in Browning machine guns, the 20mm Hispano cannon round and the .50 in the Browning Heavy Machine Gun. 20mm Hispano - WW2 - British - Aircraft Cannon - Brass Cartridge Brass Cartridge Case. Found inside – Page 15Browning machine guns with 300 rounds per gun. ... modified to carry two 20mm drum-fed Hispano Mk II cannons with 60 rounds per gun, plus four 0.303-in. ... The ammunition supply for the latter was doubled to 120 rounds per gun. The eight .303in machine guns of the Mk I Spitfire had given it a great deal of punch when it was designed, but when the Germans began to add armour to their bombers the machine guns were found somewhat lacking. NO order will ship until shipping costs have been paid. Several versions of this gun were made. PayPal friends and family (or add 4%) or money orders accepted. The British and Commonwealth armies used some Hispano-Suiza type guns, but mainly used the Oerlikon and the simplified version of the Oerlikon developed by the Poles just before WWII (thus the "Pol" in . A key title amongst Routledge reference reissues, Christopher Chant’s important work will be of great value to students and professionals requiring a comprehensive and accessible reference guide, as well as to weapons ‘buffs’. The Hispano fired a 130 gram (4.58 oz) 20 mm × 110 mm projectile with a muzzle velocity between 840 and 880 m/s (2,750 and 2,900 ft/s), depending on barrel length. Hispano-Suiza 20-mm Automatic Aircraft Cannon, Model TjI. II cannon had suffered from ammunition-feeding problems. The SB-2C first reached the combat area on 11 November 1943 and its first action took place in March 1944. Large quantities of AN-M2 guns, which had not been modified to meet the latest revisions, were returned to Oldsmobile from storage to be changed into, The first such weapons were produced by this firm in August 1944 and, as of 30 September 1944.
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