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Glock 19 Slide Disassembly & Cleaning
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Glock 19 Slide Disassembly
Step by step instructions with photographs for disassembling and cleaning the slide of a Glock 19 semi-automatic pistol. The slide is one of the most neglected parts of a Glock. It is important to periodically clean the slide and all of it's components to ensure the proper functioning of your Glock.
See Glock Slide Assembly Parts at bottom of page.
Glock 19 Slide Disassembly Instructions
Remove the slide by field stripping your Glock pistol. After the slide has been removed and externally cleaned disassemble it by performing the following.
 The cover plate is on the back of the slide. |
The
G19
Slide Cover Plate is on the back of the slide. The slide cover
plate must be removed to access the slide internal components.
Option: Orange Slide Cover Plate. |
 This is the little cup. |
The cover plate fits into the grooves on the back of the Glock
slide. It is held in place by spring tension from the underside.
|
 Push down on cup and pry off plate. |
Using a
Glock
Tool or a small screwdriver or punch, take the
pressure off of the cover plate from the striker by pushing down on
the "little cup" on the striker. The little cup is spring
loaded. While holding the little cup down,
take a small screwdriver and carefully start to pry open the back
plate. Don't damage the cover plate. After it starts to move use a larger screwdriver to complete the removal of the cover plate. A larger bladed screw driver gives you more "prying ability". |
 Slide off/remove the cover plate. |
Remove it slowly as springs are under pressure beneath it and may pop out if you are not careful. |
 Slide cover plate removed. |
Slide cover plate removed. |
 Striker removed. |
Turn the slide upside down or shake it to remove the striker (firing pin). |
 Plunger tube for the extractor removed. |
Remove the small plunger tube for the extractor from the little hole in the back. |
 Push down on the firing pin safety. |
Take out the extractor by pushing the firing pin safety. |
 Extractor slides out. |
Extractor coming out. |
 Extractor removed. |
Extractor removed. |
 Lift out the firing pin safety & spring. |
Remove the firing pin safety and firing pin safety spring. They just lift out. |
 Firing pin safety & spring. |
Firing pin safety and firing pin safety spring. |
 Glock 19 Slide Parts. |
All removable parts are now removed from the slide. |
 Glock 19 Slide Parts. |
Parts shown include (from left to right) slide, extractor, firing pin safety and spring, striker, plunger tube & spring, back plate |
Glock 19 Slide Cleaning
Using a solvent, rubbing alcohol or cleaner that won't leave grease or residue clean all the parts. If you use a q-tip to clean the firing pin channel make sure you don't leave bits or stands of cotton. Dry all parts. Caution - do not get oil into the striker pin channel.
Reassembly of Glock 19 Slide Components
Reinstall all slide components in the reverse order. Refer to the above pictures for component orientations and positions. Insert plunger tube (spring in the back) into the back small hole. Insert the firing pin block with small spring back into it's little hole and depress it to get the extractor in. Position or install the extractor then let go of the firing pin block. The extractor should now be locked into place. Install the striker into the striker channel. To install the back plate you have to push down against the springs on the striker and the plunger tube while at the same time installing the back plate. The back plate will snap into place.
Glock 19 Functional test
Test the striker to make sure it is free and correctly installed by depressing the striker block the shake the slide. You should hear the clanking of the striker inside of the striker channel freely moving back and forth. The slide is now back together and ready for reinstallation onto the receiver.