The Ultimate Guide To S&W 40: 15+ Facts And Tips

Introduction

The S&W 40, also known as the Smith & Wesson M&P40, is a popular semi-automatic pistol known for its reliability and versatility. This pistol has gained a reputation among law enforcement agencies, competitive shooters, and enthusiasts alike. In this comprehensive guide, we will delve into the world of the S&W 40, covering its history, specifications, advantages, and tips for optimal performance. Whether you are a seasoned shooter or considering your first pistol purchase, this guide will provide valuable insights.
A Brief History

The Smith & Wesson M&P (Military & Police) series was introduced in 2005, revolutionizing the firearms industry with its modern design and customizable features. The M&P40, chambered in .40 S&W, quickly became a preferred choice for its balance between power and controllability. Over the years, S&W has continued to enhance the M&P series, offering various models to cater to different user preferences.
Specifications and Features

Design and Build
- The S&W 40 boasts a polymer frame, known for its lightweight and durability.
- It features a traditional double-action/single-action (DA/SA) trigger mechanism, offering a smooth and consistent shooting experience.
- The pistol comes with interchangeable backstraps, allowing shooters to customize the grip size for a comfortable hold.
- The M&P40’s slide is made of stainless steel, ensuring reliability and resistance to corrosion.
Dimensions and Weight
- Barrel Length: 4.25 inches (108 mm)
- Overall Length: 7.6 inches (193 mm)
- Height: 5.5 inches (140 mm)
- Width: 1.2 inches (30 mm)
- Weight (unloaded): Approximately 24 ounces (680 grams)
Caliber and Magazine Capacity
- Caliber: .40 S&W
- Magazine Capacity: 15+1 rounds (standard), with optional extended magazines available.
Sights and Optics
- The S&W 40 is equipped with fixed or adjustable sights, depending on the model.
- Some variants offer the option for optic-ready slides, accommodating red dot sights for improved accuracy.
Advantages of the S&W 40

Reliability and Durability
One of the standout features of the S&W 40 is its exceptional reliability. It has proven its worth in various real-world scenarios, including law enforcement and military operations. The pistol’s sturdy construction and robust internal mechanisms ensure consistent performance, even under demanding conditions.
Customization Options
The M&P series is renowned for its extensive customization possibilities. Shooters can choose from a range of grip textures, sight configurations, and even different finish options to personalize their pistol. This level of customization allows users to tailor the S&W 40 to their specific needs and preferences.
Comfort and Ergonomics
With its polymer frame and interchangeable backstraps, the S&W 40 offers excellent comfort and ergonomics. The grip’s design ensures a secure and natural hold, reducing fatigue during extended shooting sessions. The pistol’s balanced weight distribution and low bore axis contribute to its overall controllability.
Accuracy and Performance
Known for its accuracy, the S&W 40 delivers consistent performance across various shooting distances. The pistol’s barrel and sight options contribute to its precision, making it a preferred choice for competitive shooters and those seeking a reliable self-defense weapon.
Tips for Optimal Performance

Proper Maintenance
- Regular cleaning and maintenance are crucial to ensure the S&W 40’s reliability. Follow the manufacturer’s guidelines for disassembly and cleaning.
- Use high-quality lubricants specifically designed for firearms to reduce friction and prevent corrosion.
- Store your pistol in a dry and secure location, away from extreme temperatures and humidity.
Practice and Training
- Dedicate time to practice with your S&W 40 to develop muscle memory and improve your shooting skills.
- Engage in dry fire practice to enhance your trigger control and accuracy without live ammunition.
- Consider joining a shooting club or seeking professional training to refine your techniques and learn advanced shooting strategies.
Choosing the Right Ammunition
- Select ammunition that suits your specific needs. For self-defense, choose rounds with reliable expansion and penetration characteristics.
- When practicing, consider using less expensive ammunition to reduce costs while still maintaining proper function and accuracy.
- Experiment with different brands and types of ammunition to find the best performance for your S&W 40.
Accessories and Upgrades
- Invest in a quality holster that provides secure retention and quick draw capabilities.
- Consider adding a laser sight or tactical light to enhance your pistol’s versatility and improve target acquisition in low-light conditions.
- If you plan to compete, explore trigger upgrades and extended magazines to optimize your S&W 40’s performance.
Conclusion

The S&W 40 has established itself as a reliable and versatile pistol, catering to a wide range of shooters. Its combination of durability, customization options, and accuracy makes it a top choice for both professionals and enthusiasts. Whether you are new to firearms or an experienced shooter, the S&W 40 offers an exceptional shooting experience. With proper care, maintenance, and practice, you can unlock the full potential of this exceptional pistol.
FAQ

What is the recommended cleaning schedule for the S&W 40?
+It is recommended to clean your S&W 40 after every shooting session, especially if you’ve used corrosive ammunition. Regular cleaning helps maintain the pistol’s reliability and prevents buildup of fouling.
Can I use the S&W 40 for self-defense?
+Absolutely! The S&W 40 is a popular choice for self-defense due to its reliability, accuracy, and manageable recoil. Choose appropriate self-defense ammunition to ensure effective performance in critical situations.
Are there any modifications I can make to enhance the S&W 40’s performance?
+While the S&W 40 is already a well-rounded pistol, some shooters opt for trigger upgrades to improve the trigger pull and reset. Additionally, adding an optic or laser sight can enhance your accuracy and speed during target acquisition.
What are the common issues encountered with the S&W 40?
+The S&W 40 is known for its reliability, but like any firearm, it can encounter issues. Common problems include failure to feed or eject, which can often be resolved with proper maintenance and ammunition selection. Regular cleaning and lubrication are essential to prevent such issues.
Can I convert the S&W 40 to a different caliber?
+No, the S&W 40 is designed specifically for the .40 S&W caliber. Converting it to a different caliber would require significant modifications and may compromise the pistol’s safety and performance. It is best to choose a different model if you require a different caliber.