Smith & Wesson Model 3906

Smith & Wesson · Pistol · Discontinued · 1989

Also known as: Model 3906

Overview

The Smith & Wesson Model 3906 is a full-size semi-automatic pistol chambered in 9x19mm Parabellum, introduced by Smith & Wesson in 1989. The pistol features a stainless steel frame and a stainless steel slide, providing a durable platform designed for years of reliable service in both duty and civilian applications. In S&W's Third Generation numbering system, this model's designation indicates all stainless steel construction, compact configuration.

Specifications

Weight (empty)850 g (30.0 oz)
Overall Length191 mm (7.52")
Barrel Length102 mm (4.02")
Height138 mm (5.43")
Width34 mm (1.34")
Action TypeShort Recoil
Firing MechanismDouble Action
Trigger TypeDouble Action
Magazine Capacity8 rounds
Magazine TypeDetachable Box
Muzzle Velocity360 m/s (1181 fps)
Muzzle Energy481 J (355 ft·lbf)
Effective Range50 m (55 yd)
Barrel RiflingRight Hand
Rifling Twist254 mm (10.00")
Number of Grooves6
Frame MaterialStainless Steel
Slide MaterialStainless Steel
Barrel MaterialStainless Steel
FinishSatin Stainless

Calibers

Features

Base model

Smith-Wesson-3904

Production

Production years: 1989-1991

Origin

Country of origin: United States

Discontinued: 1991

Notes

The 3906 offers enhanced corrosion resistance over the 3904 at the cost of additional weight. Both were early third-generation models that were quickly superseded by improved variants.

Background

Smith & Wesson's Third Generation pistols used a sophisticated model numbering system where each digit conveyed specific information about caliber, frame size, action type, and materials - essentially encoding the entire specification sheet into four digits.