Manual

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Enhanced Carbine & Rifle System

HK416

Caliber 5.56 mm x 45

OPERATOR’S MANUAL

August 2007 Edition

HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page A

Summary of content (33 pages)

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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page A Enhanced Carbine & Rifle System HK416 Caliber 5.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page B Enhanced Carbine & Rifle System HK416 Caliber 5.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 2 Table of contents 1. 2. Short description ....................................................................................................................4 3.1 3.2 3.3 3.4 5. HK416 Clearing procedures & safety rules .................................................................6 Clearing / unloading the HK416....................................................................................6 Safety Rules ...............
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 4 2. Weapon models 1. Short description This Operator’s Manual apply to all HK416 variants. Where there are differences, these will be either described or illustrated. Figures and drawings in this Operators Manual show the HK416 in a various barrel lengths. The distinctive features of these HK416 variants are listed separately. 1.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 3. 9/4/07 9:21 AM Page 6 HK416 Clearing procedures & safety rules HK416 Clearing procedures & safety rules 3.1 Clearing / unloading the HK416 3.3 Warnings Always clear the weapon before handling! • When handling the HK416, special caution is necessary as the position and direction of the HK416 can be easily changed. Make sure your fingers are outside the trigger guard and the weapon is pointed in a safe direction at all times! 1.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 8 4. Technical Data 5. Operating controls and parts identification Weapon 1 Caliber: 5.56 mm x 45 Operating principle: Gas operated, firing from a closed bolt Bolt principle: Refined rotating bolt head with multiple locking lugs Modes of fire: Semi-automatic, full automatic Feed device: HK High reliability 20 or 30-round steel magazines (box type) Barrel twist: 178 mm (1 in 7” right hand twist) Trigger pull: 4.6 – 6.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 10 Operating controls and parts identification 5.1 External parts nomenclature Operating controls and parts identification (see Fig. 1+2, pg. 9) 1. Compensator – Bird cage style flash hider is screwed to the end of the barrel and helps compensate for muzzle rise during firing. Absence of lower vents also helps reduce the visual signature when firing in dusty conditions (Fig. 1/1). 2.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 12 Operating controls and parts identification 6. HK416 Weapon Variants 5.2 Internal parts nomenclature Muzzle – The muzzle is the area at the end of the barrel and the last area that the projectile touches before it exits the bore. Bore – The part of the barrel that the projectile travels through from the chamber to the muzzle and contains lands and grooves which make the projectile rotate.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp HK416 Weapon Variants 9/4/07 9:21 AM Page 14 7. Handling and operation 7.1 Assembly groups (see Fig. 11) 1. Lower Receiver Assembly - contains the Buttstock assembly (holds buffer and recoil spring), pistol grip, selector lever, trigger group, trigger guard, magazine catch/release, bolt catch/release, magazine well, pivot pin and take down pin. 4 5 3 2 6 2. Buffer and recoil spring 3. Charging Handle Assembly • 16.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 16 Handling and operation Handling and operation 7.3 Loading the HK416 “SAFE POSITION” – Place the selector lever with the point facing towards the closed white box containing a bullet symbol with an “X” over it (towards the muzzle) (Fig. 14). Method: No magazine is in the weapon. The bolt is in its forward (locked) position. 1. Pull the charging handle all the way to the rear and hold it in position (Fig. 17). 2.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 18 8. Disassembly of the HK416 Disassembly of the HK416 NOTE: The HK416 is disassembled without the use of tools. The use of force is not recommended. The user of this weapon is not allowed to disassemble the weapon beyond that which is covered in this operator’s manual. Such disassembly may only be carried out by qualified maintenance personnel (HK certified armorer).
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 20 Disassembly of the HK416 10. Remove the Cam Pin (Fig. 36) Disassembly of the HK416 and pull straight up and out of the bolt carrier (Fig. 37). 11. Remove the bolt from bolt carrier by pulling it straight out of the front of the bolt carrier (Fig. 38). 15. Remove the piston rod by pulling back (Fig. 48) and compressing the spring about 20 mm (3/4 in) until the rod clears the piston (Fig.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 22 9. Cleaning the HK416 Cleaning the HK416 9.1 Care and cleaning of the HK416 4. A light coat of oil should be applied to the receiver extension, buffer and recoil spring. There are no special requirements, cleaners, or lubricants required for cleaning the HK416. The standard HK cleaning kit that is used for all 5.56 mm HK rifles and carbines may be used for this weapon. 5.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 24 Lubricating the HK416 Lubricating the HK416 9.3 Lubrication plan Shaded parts must be lubricated before and after each firing/cleaning with CLP (Breakfree, TW2, OX24). 9.4 Lubrication plan in sandy environments Sandy environments require intensive care and cleaning of the weapon. In sandy environments, the complete weapon must be cleaned down to component level after each firing as illustrated below.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 26 Cleaning the HK416 10. Reassembly of the HK416 9.4 Inspection Reassembly is the reverse of disassembly and starting with the last piece disassembled and working your way backward. At the end of assembly a complete function check must be completed to ensure all parts are assembled correctly.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 28 11. HK High reliability 30-rd steel magazine HK High reliability 30-rd steel magazine 11.1 Disassembly of the HK High reliability 30-rd steel magazine 11.3 Cleaning (HK High reliability 30-rd steel magazine) This magazine is available with two different surface finishes. Standard and proprietary HK “Maritime” anti-corrosion coating that resists corrosion for more than 96 hours in a salt water/spray environment.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 30 HK High reliability 30-rd steel magazine HK High reliability 30-rd steel magazine 11.4 Inspection (HK High reliability 30-rd steel magazine) Once the floor plate is assembled, make sure the locking plate is seated flush against the floor plate. Check the function of the magazine by tapping it on your hand. Also check the function of the follower, for free movement by depressing it with the cleaning rod.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 32 HK High reliability 30-rd steel magazine 12. Sight adjustment Single rounds 12.1 Installing the optional HK Diopter rotary sight set Magazines may be loaded with one round at a time by inserting the cartridge case in while depressing the follower and seating the case in until the projectile clears the front of the magazine. Continue this each time until the magazine is full.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 34 Sight adjustment 13. SBFA & ammunition 12.3 Sight adjustments 13.1 Safety Blank Firing Adapter (SBFA) REMEMBER THIS FORMULA: LL=C (Lower or Left = Clockwise rotation) The Safety Blank Firing Adapter (in addition to the Safety Blank Firing Magazine, (Fig. 78 - 80)) can easily be installed by the operator.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 36 14. Use of the HK416 Multi-purpose sling 15. Functional description of the HK416 The HK416 has front sling attachment points on the left and right sides of the gas block (Fig. 81). The stock has the rear lower sling swivel (Fig. 82) and/or a top mounted swivel strap (Fig. 83) for the sliding butt-stock.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 38 Functional description of the HK416 Functional description of the HK416 4. LOCKING: Closing and locking of the bolt locking lugs prior to the ignition of the cartridge. The bolt, being pushed by the recoil spring, continues to apply pressure to the base of the cartridge until the extractor snaps over the rim of the case and the bolt closes, rotates and locks completely (Fig. 89). 6.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 40 16. Troubleshooting Troubleshooting 16.2 HK High reliability 30-rd steel magazine - Malfunctions and corrections 16.1 HK416 - Malfunctions and corrections Problems that could exist between the rifle and magazine, areas of inspection and remedies: Operators are responsible for keeping their HK416 clean and operational at all times – in training and in combat.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:21 AM Page 42 Troubleshooting Troubleshooting 16.3 Troubleshooting list This section contains operator level troubleshooting information for locating and correcting most of the operating troubles which may develop in the HK416 family. Each malfunction for the individual part or assembly is followed by a list of tests or inspections which will help you to determine the corrective actions in the order listed.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 44 Troubleshooting 17. Accessories Malfunction Probable Cause Corrective Action Bolt assembly fails to lock to rear after firing last round. Magazine improperly loaded. Remove and replace rounds. 1. Cleaning Kit (Fig. 94/1) 2. Blank Firing Safety Magazine (Fig. 94/2) 3. HK High reliability 30-rd steel magazine (Fig. 94/3) Magazine lips bent or broken. Replace magazine. 4.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 46 18. Weapon Models & Spare parts list HK416 Weapon Models & Spare parts list HK416 8 6 7 34 9 33 32a 16 1 17 14 31 10 5 12 23 22 29a 2 11 15 13 21 20 25 30 30 19 27 35 24 36 18 3 37 4 (2) 26 38 Illust.# HK416 Weapon Models, compl. (consists of: see section 6) Illust.# Ident.-Number Description Drawing-Number -- 233 668 HK416 D10RS 94564 -- 233 711 HK416 D14.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 48 Weapon Models & Spare parts list HK416 Weapon Models & Spare parts list HK416 44 63 43 70 54 64 69 65 39 55 42 49 50 48 53 47 58 56 40 46 67 68 66 59 57 51 60 52 41 45 61 Fig. 102 62 Bolt Carrier Assembly Illust.# -39 40 41 42 43 44 45 46 47 48 49 50 51 52 Ident.-Number Description 233 670 Bolt Carrier Assembly, compl.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 50 Weapon Models & Spare parts list HK416 Weapon Models & Spare parts list (all variants) 86.1 106 87 104 88 107 86 105 90 108 89 103 91 Fig. 105 85 102 56 99 101 92 100 57 98 94 Illust.# 106 107 108 93 95 71 Free Floating Rail System (FFRS) Ident.-Number 233 185 233 187 233 186 Description Drawing-Number Free Floating Rail Screw, FFRS Shaped Spring, FFRS 94454-147 94454-145.02 94454-145.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp Weapon Models & Spare parts list 9/4/07 9:22 AM Page 52 Weapon Models & Spare parts list (all variants) (all variants) 139 138 117 137 118 140 119 116 120 123 135 136 134 121 131 115 122 132 Fig. 107 133 130 Folding front sight (Front sight assembly) All models Illust.# 115 116 117 118 119 120 121 122 123 Ident.-Number 203 203 203 203 203 979 203 203 986 622 623 620 624 642 397 588 625 551 Fig.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp Weapon Models & Spare parts list 9/4/07 9:22 AM Page 54 Weapon Models & Spare parts list HK416 (all variants) 30-rd HK High reliability steel magazine Illust.# -143 144 145 146 147 Ident.-Number Description 251 209 251 251 251 251 770 354 772 773 775 771 Magazine, 30-rd, compl. Housing, 30-rd Spring, 30-rd Locking plate Floor plate ext., front, compl. Follower HK416 Weapon Models, compl. (consists of: see section 6) Drawing-Number Illust.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 56 Number of rounds fired Weapon Models & Spare parts list HK416 Weapon Type HK416 Weapon Models, compl. (consists of: see section 6) Illust.# Ident.-Number Description -- 233 726 HK416 10.4” 94568 --- 233 727 234 721 HK416 14.5” HK416 16.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.
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HK416 ops manual (HKO979 435) DUST rev 8-27-07.qxp 9/4/07 9:22 AM Page 62 HECKLER & KOCH 19980 Highland Vista Drive, Suite #190 Ashburn, Virginia 20147-4189 United States of America Telephone: (703) 450-1900 Telefax: (703) 450-8160 www.heckler-koch.com HECKLER & KOCH GMBH P.O.BOX 1329 D - 78722 Oberndorf / Neckar Germany Telephone: +49 (0) 74 23 / 79-0 Telefax: +49 (0) 74 23 / 79-24 97 www.heckler-koch.de © Copyright September 2006 August 2007 revision (08232007) Ident.- No. 979 435 HK 1-0906 (rev.