Overview
The Smith & Wesson M&P 340 is engineered as a robust, compact defense revolver, built upon the proven J-frame Centennial AirLite platform. This model integrates modern material science and ergonomic considerations to deliver reliable performance for concealed carry and personal defense applications. Designed to safely cycle both .357 Magnum and .38 S&W Special +P ammunition, the M&P 340 provides significant stopping power in a lightweight, small-frame package.
Key Features
Optimized for Concealed Carry
The M&P 340 features a snag-free design with an enclosed hammer, mitigating potential hangups during draw or operation. Its compact J-frame profile and lightweight scandium alloy construction optimize it for discreet, comfortable carry without compromising structural integrity.
Advanced Material Construction
Constructed with a durable scandium alloy frame, the M&P 340 ensures a high strength-to-weight ratio. The cylinder features a resilient PVD (Physical Vapor Deposition) finish, enhancing corrosion resistance and surface hardness. The barrel also receives a black finish, contributing to the overall discreet aesthetic and environmental protection.
Enhanced Sighting System
Equipped with an XS Sights 24/7 Tritium Night Front Sight, this revolver provides a clear, rapid sight picture in varied lighting conditions, including low-light environments. An integral U-notch rear sight complements the front sight for effective target acquisition.
Reliable Operation
This revolver is engineered for consistent functionality with full-power ammunition, ensuring dependable performance when precision is paramount. The absence of an internal lock mechanism streamlines operation and maintenance, focusing solely on immediate defensive utility.
Technical Specifications
Model
- Manufacturer: Smith & Wesson
- Model: M&P 340 (SKU: 103072)
Firearm Specifications
- Caliber: .357 Magnum / .38 S&W Special +P
- Capacity: 5 Rounds
- Action: Double-Action Only (DAO)
- Barrel Length: 1.88 inches
- Frame: J-Frame, Scandium Alloy
- Cylinder Material/Finish: Stainless Steel with Black PVD Finish
- Barrel Material/Finish: Stainless Steel with Black Finish
- Frame Finish: Black
- Sights: XS Sights 24/7 Tritium Night Front Sight, Integral U-Notch Rear Sight
- Hammer Type: Enclosed
- Internal Lock: No









