Heckler And Koch HK USP Tactical, USP Expert Operators Manual

WARNING:The use of incorrect ammunition in the 
pistol could result in damage to the pistol and /or 
injury to the operator or bystanders.
NOTE: In compliance with NIJ Standard—0112.00,
currently there are no known ammunition types that
meet the general guidelines set forth in this section
that are not compatible with the USP 9mm, USP .40,
or USP .45 pistols. All USP pistols are approved for
use with +P and +P+ ammunition.The use of +P and
+P+ ammunition does accelerate wear and reduce
the service life...

•  Visually viewing chamber through open ejection port
and;
•  Physically inserting finger into chamber through ejec-
tion port to check for the presence of a cartridge or
empty case.
•  Remove any cartridges or empty cases from the
chamber or from within the pistol.
The HK Universal Self-loading Pistol is now 
considered “Clear”.
Filling and Emptying the Magazine 
NOTE: Do not attempt to load more than the
prescribed number of cartridges into the magazine.
Do not alter the shape of the  magazine...

5. Repeat steps 1-4 until the magazine is full. The
viewing holes in the back of the magazine allow the
operator to confirm the number of cartridges present
within the magazine.
Emptying the Magazine 
Exert pressure with a finger on the base of the cartridge and
push each cartridge forward out of the magazine one at a
time until the magazine is empty.
Loading the Pistol 
WARNING: Forcefully inserting a loaded magazine
into the USP may cause the pistols slide to close,
chambering a cartridge and making...

24
Slide rearward or forward, chamber empty
1.Make sure fingers are outside of the trigger guard
and the pistol is pointed in a safe direction at all
times!
2.On safe- place the control lever in the safe position (if
applicable)
3.Insert magazine- insert the magazine firmly into the
frame. Tug on the magazine to insure that it is fully seated
and engaged.
4.Chamber a cartridge- chamber a cartridge by de-
pressing the slide release or by pulling the slide fully to
the rear and releasing it.Do not ride the...

CAUTION: Single action mode trigger pull is lighter
& shorter  than double action mode. Keep your fin-
ger off the trigger & outside the trigger guard except
when firing the USP.
Double-action mode (Hammer uncocked)
1.Disengage control lever(if applicable) -  disengage the
control lever by pressing it downward with the firing
thumb so that the “F” on the lever aligns with the refer-
ence line located on the frame.
2.Aim- aim at the target.
3.Fire- fire the pistol by pressing the trigger straight the
rear...

WARNING: If a cartridge is assembled without
powder (a fault of the manufacturing process), the
primer alone has enough power to propel the bullet
into the bore. A bullet lodged in the bore may cause
damage to the barrel and/or pistol if another car-
tridge is fired and could cause personal injury or even
death.This event is commonly called a “squib load” or
“pop and no kick” and is characterized by a reduced
report and little or no movement of the slide.An alert
operator could notice the occurrence of...

27
4. Clean and lubricate the pistol and it’s components at
least every twelve (12) months during storage.
5. Store the pistol and it’s components in a clean, dry,
dust-free environment with regulated temperature
controls.
6. Store the pistol and ammunition separately under lock
and key. any accessories that might be present on the pistol.
4. Choose holster designed specifically for the USP.
Returning the Pistol to the Holster
The HK USP must be made “safe” (or cleared) prior to 
returning it to the...

28
SECTION  6 DISASSEMBLY AND ASSEMBLY
CLEARING THE  PISTOL 
The HK USP is not considered “clear” or safe unless:
1. The control lever (if applicable) is on “SAFE” and;
2. The magazine is removed from the pistol and;
3. The slide is locked to the rear and;
4. The chamber is free of brass or ammunition
To Clear the HK USP:
1. Make sure fingers are outside of the trigger guard and
the pistol is pointed in a safe direction at all times!
2. Engage control lever (if applicable) -  press the safety
lever...

Figure 29A
CAUTION: Hold the recoil/buffer assembly in place
while removing the slide from the frame. If not, this
assembly could be released under spring tension and
could possibly cause injury to personnel, or become
damaged or lost.
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4. Remove the slide with barrel and recoil/buffer spring
assembly by sliding it forward off of the frame. (see
Figure 29B below)
Figure 29B
5.Carefully remove the recoil/buffer spring assembly
from the barrel and slide by lifting up on the rear
of the recoil spring...

30
7. Lift the rear of the barrel by the locking block and
withdraw it from the slide.
Figure 30
NOTE: Disassembly of the pistol is now complete.
Only HK certified armorers should disassemble the
pistol further.
Pistol Assembly 
1. Position the barrel in the slide so that:
•  The muzzle of the barrel fits in the hole in the front 
of the slide.
•  The locking block portion of the barrel fits within 
the ejection port and the angled locking surfaces of 
the locking block are visible along the bottom of...