How to Clean a Glock 42: A Step-by-Step Guide

Welcome to our comprehensive guide on how to clean a Glock 42 handgun. In this step-by-step guide, we will walk you through the process of cleaning your Glock 42 to ensure optimal performance and longevity. Cleaning your firearm regularly is essential for maintaining its accuracy and reliability, and we are here to provide you with the expert knowledge and tips you need to do it right.

Key Takeaways:

  • Regularly cleaning your Glock 42 is crucial for its performance and longevity.
  • Follow proper disassembly and reassembly instructions from the manufacturer.
  • Thoroughly clean each component using gun cleaning solvent and specialized tools.
  • Pay attention to areas prone to carbon buildup, such as slide rails and breech face.
  • Properly lubricate metal parts and ensure proper alignment during reassembly.

Essential Tools for Cleaning a Glock 42

When it comes to cleaning your Glock 42 handgun, having the right tools is essential for a thorough and effective cleaning process. Here, we will discuss the must-have tools that will make your cleaning routine a breeze.

Firearm Parts Tray

A firearm parts tray is an invaluable tool that will keep all the small components of your Glock 42 organized during the cleaning process. It ensures that no parts get lost or misplaced and makes reassembly much easier. A parts tray with compartments or magnetic properties is especially handy for keeping screws, pins, and springs secure.

Gun Cleaning Solvent (CLP)

A high-quality gun cleaning solvent, also known as CLP (Cleaner, Lubricant, Protectant), is crucial for removing carbon, dirt, and residue from your Glock 42. Look for a solvent specifically formulated for firearms, as it will provide effective cleaning without damaging the components. Apply the solvent to a cleaning brush or cloth to clean the slide, frame, and other metal parts of the handgun.

Nylon Gun Cleaning Brush

A nylon gun cleaning brush is ideal for scrubbing away stubborn debris and residue from hard-to-reach areas of your Glock 42. The nylon bristles are tough enough to remove dirt but gentle enough not to scratch or damage the firearm’s surface. Use the brush to clean the slide, barrel, and other components thoroughly.

Bore Cleaning Kit

The bore is a critical part of any firearm, and a clean bore is crucial for maintaining accuracy and reliability. A bore cleaning kit typically includes a bore brush, patches, and a cleaning rod. These tools will help you remove fouling and deposits from the barrel, ensuring optimal performance. Be sure to follow the manufacturer’s instructions on using the bore cleaning kit.

Gun Cleaning Swabs

Cleaning swabs are perfect for reaching those tight spots in your Glock 42 that are difficult to clean with a brush. These cotton or foam swabs are designed to absorb cleaning solvents and effectively clean areas such as the slide rails, breech face, and other small crevices. They are especially useful for removing carbon buildup and ensuring a thorough clean.

Gun Cleaning Cloth

A soft, lint-free gun cleaning cloth is essential for wiping down and drying the components of your Glock 42 after cleaning. It helps to remove any leftover solvent or debris and leaves a clean and polished finish. A microfiber cloth is an excellent choice as it is gentle on the firearm’s surfaces and absorbs moisture effectively.

Firearm Parts TrayKeeps small components organized during cleaning
Gun Cleaning Solvent (CLP)Removes carbon, dirt, and residue
Nylon Gun Cleaning BrushScrub away debris without damaging the surface
Bore Cleaning KitCleans the barrel for optimal performance
Gun Cleaning SwabsReaches tight spots for thorough cleaning
Gun Cleaning ClothDries and polishes the components

Proper Disassembly of a Glock 42 for Cleaning

In order to effectively clean a Glock 42 handgun, it is crucial to disassemble the firearm properly. Following the manufacturer’s instructions is essential to ensure safe handling and maintenance of the firearm. Here is a step-by-step guide on how to disassemble a Glock 42 for cleaning:

  1. Make sure the firearm is unloaded: Before starting the disassembly process, always double-check that the Glock 42 is unloaded. Remove the magazine and visually inspect the chamber to ensure there is no ammunition present.
  2. Release the slide: With a firm grip on the firearm, pull the slide back to its most rearward position. Then, while keeping the slide fully pulled back, push down on the takedown lever located on the left side of the frame. This will release the slide from the frame.
  3. Remove the takedown lever: Once the slide is released, push it forward until it separates from the frame completely. Then, flip the firearm upside down and push the takedown lever all the way out from the opposite side. The slide stop lever will drop out, allowing for further disassembly.
  4. Disassemble the slide, recoil spring, and barrel: For thorough cleaning, the slide, recoil spring assembly, and barrel should be disassembled. Carefully remove the recoil spring assembly by pushing it forward and lifting it out. Then, push the barrel forward and lift it out of the slide.

By following these steps, you will be able to disassemble your Glock 42 handgun safely and effectively. Remember to handle each component with care and store them in a clean, designated area during the cleaning process. Proper disassembly is crucial for maintaining the performance and longevity of your Glock 42.

Glock 42 Disassembly Tips:

  • Always read and follow the manufacturer’s instructions for disassembly and reassembly.
  • Use a gunsmithing mat or a clean, padded surface to protect the firearm during disassembly.
  • Take your time and be patient when disassembling your Glock 42. Rushing the process can lead to mistakes or damage to the firearm.
  • Keep all small components, such as pins and springs, in a safe place to prevent loss or misplacement.
  • Inspect each component for any signs of wear or damage before cleaning and reassembling.

Glock 42 Disassembly Diagram:

SlideRelease the slide and remove it from the frame.
Takedown LeverFlip the firearm upside down and push the takedown lever out.
Recoil Spring AssemblyPush the recoil spring assembly forward and lift it out.
BarrelPush the barrel forward and lift it out of the slide.

Refer to the above diagram for a visual representation of the Glock 42 disassembly process.

Thorough Cleaning of Each Component

In order to ensure proper maintenance and longevity of your Glock 42 handgun, it is essential to thoroughly clean each component on a regular basis. By following best practices for cleaning and maintenance, you can ensure that your firearm functions reliably and remains in optimal condition.

Slide Cleaning

The slide of the Glock 42 is a critical component that requires thorough cleaning. Start by removing any excess debris or carbon buildup on the exterior using a nylon gun cleaning brush. Once the exterior is clean, disassemble the slide and clean each individual part using a gun cleaning solvent (CLP) and a cleaning brush. Pay close attention to areas such as the slide rails and breech face, as these are areas that tend to accumulate dirt and residue.

Frame Cleaning

The frame of the Glock 42 also requires careful cleaning. Use a cloth soaked in gun cleaning solvent to wipe down the frame, removing any dirt, oil, or residue that may have accumulated. Pay special attention to the grip area, as this is where most of the dirt and grime tends to accumulate. Use a gun cleaning brush to clean hard-to-reach areas and ensure that all surfaces are thoroughly cleaned.

Barrel and Recoil Spring Cleaning

The barrel and recoil spring assembly are critical components of the Glock 42 that must be cleaned regularly. Start by using a bore cleaning kit to remove any debris or fouling from the barrel. Apply gun cleaning solvent to a cleaning patch and run it through the barrel to remove residue. For the recoil spring assembly, disassemble the components and clean each part individually using a gun cleaning solvent and a brush. Ensure that all surfaces are clean and free from any buildup or contamination.

By following these best practices for cleaning your Glock 42, you can ensure that your firearm remains in optimal condition and functions reliably. Regular cleaning and maintenance will not only extend the lifespan of your firearm but also contribute to safe and effective operation. Remember to always refer to the manufacturer’s instructions for proper cleaning procedures and use the appropriate tools and cleaning solvents for each component.

Reassembling the Glock 42

After thoroughly cleaning each component of your Glock 42, it is crucial to reassemble the firearm correctly. Follow these step-by-step instructions to ensure a proper reassembly process:

  1. Begin by lubricating all metal parts with a high-quality gun oil. Apply a thin layer of oil to the slide rails, barrel, recoil spring assembly, and any other moving parts.
  2. If necessary, apply a small amount of firearm grease to areas that experience high friction, such as the slide rails. This will help ensure smooth operation.
  3. Gently insert the barrel into the slide, making sure it is properly aligned and seated. Be cautious not to force it if it doesn’t slide in easily.
  4. Next, align the front of the recoil spring assembly with the corresponding notch in the slide. Slowly compress the recoil spring and guide rod as you push it into place, ensuring it is properly seated.
  5. With the slide facing downwards, carefully align it with the frame and slide it onto the frame rails. Apply gentle pressure until the slide is fully seated.
  6. Finally, function test the reassembled firearm by racking the slide, checking the trigger, and ensuring all components move smoothly. If any issues arise, disassemble and reassemble again to ensure proper alignment.

Following these guidelines will help you ensure a safe and functional reassembly of your Glock 42 after cleaning.

Tips for Reassembling the Glock 42

Here are a few additional tips to keep in mind while reassembling your Glock 42:

  • Always refer to the manufacturer’s instructions for your specific model to ensure proper reassembly.
  • Take your time and be patient during the process. Rushing can lead to mistakes or misalignments.
  • Regularly inspect and clean your Glock 42 to prevent the buildup of dirt, debris, or excess lubrication.

By following these steps and tips, you can confidently reassemble your Glock 42 after cleaning, knowing that it is ready for safe and reliable use.

Reassembly StepsTips
Lubricate all metal partsRefer to the manufacturer’s instructions
Insert the barrel into the slideTake your time and be patient
Align and seat the recoil spring assemblyInspect and clean regularly
Slide the assembled slide onto the frame rails
Function test the reassembled firearm

Best Glock 42 Cleaning Kits on the Market

When it comes to maintaining your Glock 42 handgun, having the right cleaning kit is essential. With numerous options available, we have researched and compiled a list of the best Glock 42 cleaning kits on the market to make your decision easier.

One highly recommended cleaning kit is the Gloryfire Universal Cleaning Kit. This kit offers a comprehensive set of tools and brushes specifically designed for cleaning handguns, including the Glock 42. It also includes a cleaning rod, patches, and cleaning chemicals, making it a complete all-in-one solution for your cleaning needs.

Another top contender is the Otis Elite Tactical Cleaning System. This kit is known for its high-quality components and versatility. It includes a variety of specialized brushes and tools, along with a range of cleaning chemicals, ensuring thorough cleaning for your Glock 42.

If you prefer a more compact option, the Allen Company Ultimate Gun Cleaning Kit is worth considering. Despite its smaller size, this kit still provides the necessary tools and cleaning chemicals to effectively maintain your Glock 42.

The M-Pro 7 Tactical Pistol Cleaning Kit is also worth mentioning. It is known for its advanced cleaning solutions that effectively remove carbon buildup and other contaminants. This kit includes a range of brushes, cleaning patches, and lubricants, making it a reliable choice for Glock 42 owners.

Lastly, the Hoppes Deluxe Gun Cleaning Kit offers a comprehensive set of high-quality tools and cleaning chemicals. This kit is designed to cover a wide range of firearms, including the Glock 42, providing everything you need for a thorough cleaning.

Investing in a reliable Glock 42 cleaning kit is crucial for maintaining the performance and longevity of your firearm. We recommend considering these top cleaning kits when searching for the perfect solution to keep your Glock 42 in pristine condition.


Do I need to unload my Glock 42 before cleaning it?

Yes, it is crucial to ensure firearm safety. Always make sure your pistol is unloaded and the magazine is removed before starting the cleaning process.

What tools do I need to clean a Glock 42?

To clean your Glock 42 effectively, you will need a firearm parts tray, gun cleaning solvent (CLP), a nylon gun cleaning brush, a bore cleaning kit, gun cleaning swabs, and a gun cleaning cloth.

How do I disassemble a Glock 42 for cleaning?

Follow these steps: 1) Release the slide, 2) Remove the takedown lever, 3) Disassemble the slide, recoil spring, and barrel. Always refer to the manufacturer’s instructions for proper disassembly.

How should I clean the components of a Glock 42?

It is important to clean the slide, frame, barrel, and recoil spring thoroughly using gun cleaning solvent (CLP) and specialized tools. Pay special attention to removing carbon and contaminants from all surfaces.

What is the proper way to reassemble a Glock 42 after cleaning?

Follow these steps: 1) Lubricate the metal parts, 2) Apply firearm grease if necessary, 3) Reinsert the barrel, recoil spring assembly, and slide. Always refer to the manufacturer’s instructions for proper reassembly.

Which are the best Glock 42 cleaning kits available?

Some popular Glock 42 cleaning kit brands include Gloryfire, Otis, M-Pro 7, Allen, and Hoppes. These kits offer a range of calibers covered, cleaning chemicals, and compactness.

Source Links

Similar Posts