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071-004-0001 (SL1) - Maintain an M9 Pistol

Standards: Cleaned and lubricated M9 pistol and magazine; inspected parts, turned in unserviceable parts for maintenance, assembled pistol, ensured pistol was operational, cleaned and inspected ammunition for serviceability, and turned in unserviceable ammunition.

Conditions: Given an M9 pistol with components (M12 or M7 holster,
magazine, and ammunition pocket), 9-mm
ammunition, cleaner lubricant preservative (CLP),
lubricating oil arctic weather (LAW),
lubricating oil semifluid (LSA), bore brush,
wiping rags, M4 cleaning rod (a one-section
handle and a swab holder), and small-arms
cleaning swabs.

Cleaned and lubricated M9 pistol and
magazine; inspected parts, turned in
unserviceable parts for maintenance,
assembled pistol, ensured pistol was
operational, cleaned and inspected
ammunition for serviceability, and turned in
unserviceable ammunition.

Performance Steps

1.   Clear the pistol.

Place the safety lever in
the SAFE position.

Hold the pistol in the
raised pistol position.

Depress the magazine
release button; remove the magazine
from the pistol.

Pull the slide to the rear;
remove any chambered round.

Push the slide stop up,
locking the slide to the rear.

Look into the chamber to
ensure it is empty.

2.   Disassemble the pistol and magazine.

Depress the slide stop and
let the slide go forward.

With your right hand, hold
the pistol with the muzzle slightly

With your forefinger, press
the disassembly lever button (figure 071-004-0001-1).

Figure 071-004-0001-1.
Disassembly lever button


Rotate the disassembly
lever downward until it stops.

Pull the slide and barrel
assembly forward (figure 071-004-0001-1),
and remove it from the receiver.

Slightly compress the
recoil spring and spring guide. At the
same time, lift them up and remove
them, allowing the recoil spring to
stretch slowly (figure 071-004-0001-2).

Figure 071-004-0001-2.
Removal of the recoil spring and spring


Separate the recoil spring
from the spring guide.

Push in on the locking
block plunger while pushing the barrel
forward slightly. Lift and remove the
locking block and barrel assembly from
the slide (figure 071-004-0001-3).

Figure 071-004-0001-3.
Removal of the locking block and
barrel assembly


Disassemble the magazine
(figure 071-004-0001-4).

Figure 071-004-0001-4.
Disassembly of the magazine

Grasp the magazine firmly,
with the floor plate up and the back
of the magazine tube against the palm
of your hand.

Depress the locking block
to make the locking block plunger

Using the locking block
plunger, push down on the floor plate
retainer stud.

Slide the floor plate
slightly forward with your thumb.

While removing the floor
plate, use your thumb to keep pressure
on the magazine spring.

Remove the floor plate
retainer, the magazine spring, and the
follower from the magazine tube.

Remove the magazine spring
from the follower.

Remove the floor plate
retainer from the magazine spring.

3.   Clean the pistol and magazine.

Use the bore
brush to clean only the bore. Using
it on any other part of the pistol
will cause damage.

Slide assembly.

Clean slide assembly with a
cloth. Use CLP on a soft brush to
remove excess dirt and carbon.

Wipe the slide assembly dry
with a clean cloth.

Barrel assembly.

Attach a bore brush to a
cleaning rod. Moisten the bore brush
with CLP and insert it into the
chamber end of the barrel. Make sure
the brush completely clears the muzzle
before you pull it back through the
bore. Repeat this procedure several
times to loosen carbon deposits.

To clean and dry the
barrel, push a clean swab through the
bore. Repeat as necessary with fresh
swabs until a swab comes out clean.

Clean locking block with a
soft brush.

Clean the recoil spring and
spring guide with CLP and, if needed,
a soft brush or cloth.

Receiver assembly. Wipe the
receiver assembly clean with a cloth
and, if needed, a soft brush.

Magazine (figure 071-004-0001-4).

Wipe the magazine tube and
the follower with CLP, a cloth, and a
soft brush.

Clean the magazine spring,
floor plate retainer, and floor plate
with a clean cloth.

Holster. Remove dirt from
exterior with stiff brush. Wipe
interior with clean cloth.

Ammunition. If ammunition
gets wet or dirty, clean it and remove
corrosion from it at once using a dry

4.   Inspect for serviceability.

Slide assembly.

Check to ensure the
ambidextrous safety moves freely.

Check the firing block for

Check the rear sight for

Barrel assembly.

Inspect the bore and
chamber for pitting or obstructions.

Check the locking block
plunger to ensure the locking block
moves freely.

Inspect the locking lugs
for cracks and burrs.

Recoil spring and recoil
spring guide.

Check recoil spring to
ensure it is not bent or damaged.

Check recoil spring to
ensure it is straight and free of
cracks and burrs.

Receiver assembly.

Check for bends, chips, and

Check to ensure the slide
stop and magazine stop move freely.

Check the guide rails for
excessive wear, burr, cracks, or

Magazine assembly (figure 071-004-0001-4).

Check for damage to the
spring and follower.

Inspect magazine lips to
ensure they are not bent excessively
and that they have no cracks and

Check to ensure the
magazine tube is not bent.


Check for damaged or
corroded ammunition. Turn in heavily
corroded or damaged ammunition.

Check to ensure ammunition
is free of oil and grease.

5.   Lubricate the pistol and magazine.

Note. CLP, LSA, and LAW are the only lubricants authorized for
this pistol.
You can use CLP and LSA
Before firing, remove excess lubricant
from the bore.

Lubricate all parts with a
light coat of LSA or CLP at
temperatures above -10 degrees
Fahrenheit, or LAW at temperatures
below +10 degrees Fahrenheit.

Do not mix LAW with other

6.   Assemble the pistol.

Figure 071-004-0001-5.
Insertion of the barrel assembly


Grasp the slide with the
bottom facing up (figure 071-004-0001-5).

With the other hand, grasp
the barrel assembly with the locking
block facing up.

Insert the muzzle into the
forward end of the slide. At the same
time, lower the rear of the barrel
assembly by moving the barrel slightly
downward with light thumb pressure.
The barrel will fall into place.

Insert the recoil spring
guide into the recoil spring (figure 071-004-0001-6).

Figure 071-004-0001-6.
Recoil spring and spring guide

Insert the end of the
recoil spring and the recoil spring
guide into the recoil spring housing.
At the same time, compress the recoil
spring and lower the spring guide
until it is fully seated on the
locking block cutaway (figure 071-004-0001-7).

Figure 071-004-0001-7.
Insertion of the recoil spring and


Be sure that the
hammer is uncocked and firing pin
block lever is in the down position.
If the hammer is cocked, manually and carefully lower the hammer. 
Do not pull the trigger while
placing the slide onto the receiver.

Push the firing pin block
lever down. Grasp the slide and barrel
assembly with the sights up, and align
the slide on the receiver assembly
guide rails (figure 071-004-0001-8).

Figure 071-004-0001-8.
Final assembly

Push until the rear of the
slide is a short distance beyond the
rear of the receiver assembly and
hold. At the same time, rotate the
disassembly latch lever upward. A
click indicates a positive lock
(figure 071-004-0001-8).

Assemble the magazine.

Insert the follower into
the top coil of the magazine spring.
Make sure the notches on the follower
and magazine tube are on the same

Insert the magazine spring
with follower into magazine tube.

Turn the magazine bottom
up, with its back against the palm of
the hand. Attach and center the floor
plate retainer on the bottom spring

After inserting
the magazine spring, keep tension on
it with your thumb. Be careful not
to place the lips of the magazine
tube on a hard surface while you
reassemble the magazine.

Push and hold the magazine
spring and floor plate retainer down.
At the same time, slide the floor
plate over the sidewalls until it
seats fully.

Carefully insert the
magazine into the pistol well. You
will hear a click when it locks into

Make sure the
pistol is clear and unloaded.

7.   Perform a function check.

Evaluation Preparation: 

Setup: At the test site, provide a field table with all the
equipment given in the task conditions.

Soldier: Tell the soldier to clear,
disassemble, clean, inspect, lubricate,
assemble, and perform a function check on
the weapon.




1.   Cleared the pistol.

2.   Disassembled the pistol and magazine without
damaging any parts.

3.   Cleaned the pistol, components, and ammunition.

4.   Inspected the pistol, components, and ammunition
for defects.

5.   Lubricated the pistol and magazine correctly.

6.   Assembled the pistol and magazine in correct

7.   Performed a function check.

Score the soldier GO if all
performance measures are passed. Score the
soldier NO GO if any performance measure is
failed. If the soldier scores NO GO, show
him what was done wrong and how to do it









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