Heckler & Koch
Heckler & Koch
Heckler & Koch
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MP-5 ARMORERS INSTRUCTION________________________________________________________HECKLER & KOCH, INC.<br />
EXTERIOR NOMENCLATURE<br />
Muzzle - End of the barrel, location of the crown, threaded area on the Navy models.<br />
Three Lugs - Locking lugs used to hold attachments.<br />
Barrel -<br />
Front Sight Holder -<br />
Cocking Tube -<br />
Pressed and pinned into the barrel extension with standard land and groove<br />
configuration/free floating.<br />
Pressed, glued and riveted to the barrel/holds the front sight and surrounds<br />
the cocking tube/cocking tube cap/front sling mount<br />
Welded to the front of the receiver/houses the cocking handle and<br />
mechanism/handguard locking pin bracket.<br />
Cocking Handle - Used to pull the bolt group to the rear.<br />
Receiver - Formed and folded sheet metal, it houses all assembly groups.<br />
Scope Mounts -<br />
Rear Sight -<br />
Buttstock -<br />
On each MP5, it provides a location and structure for quick detachable<br />
scope mount.<br />
Diopter in design with four apertures for varying light conditions, it is<br />
adjustable with tool for windage and elevation.<br />
Held to the receiver with locking pin (s), they come in fixed, retractable (old<br />
style metal back plate, new style polymer plate and Klausman style 1 ½<br />
longer), butt cap, and folding. It is the position of the rear sling mount.<br />
Trigger Group - Held to the receiver with locking pins and contains the safety selector.<br />
Trigger Guard - Large for gloved hands.<br />
Trigger -<br />
Safety Selector -<br />
Magazine well -<br />
Magazine Release<br />
-<br />
Inside the trigger guard. Pulling it with the weapon loaded and off safe will<br />
fire the gun.<br />
Located on the trigger housing with multiple positions; Safe-Semi-2 round<br />
burst – 3 round burst – Full Automatic. “Navy” selector is ambidextrous.<br />
Located in front of the trigger group, it accepts either 15 or 30 round<br />
magazines and holds the center sling mount (on 9mm variants).<br />
Two position activation, button or paddle.<br />
Ejection Port - Located on the right side of the receiver/case deflector in port.<br />
Handguard -<br />
Fiberglass or polymer/slim line or tropical which is held in place by front<br />
locking pin.<br />
_________________________________________________________________________________________________________________<br />
H&K International Training Division 3