Massachusetts Approved Firearms Roster: Smith & Wesson Model 4040
The Massachusetts approved firearms rosters list one version of the Smith & Wesson Model 4040. It is shown below as the roster prints it.
Checked against the current official editions: Approved Handgun Roster, October 2026, Formal Target Shooting Firearms Roster, April 2026, Olympic Competition Firearms Roster, May 2018
| Version as listed | Caliber | Action | Roster |
|---|---|---|---|
| 4040 PD | .40 S&W | Revolver | Approved Handgun Roster |
Specifications of the Smith & Wesson Model 4040PD AirLite PD
- Caliber
- .40 S&W
- Capacity
- 7+1 rounds
- Barrel length
- 3.5 in
- Overall length
- 6.9 in
- Weight
- 25.6 oz
- Action
- Traditional Double Action
- Frame
- Scandium Frame, Carbon Steel Slide, Stainless Steel Barrel
- Finish
- Matte Black
- Sights
- Front: White Dot, Rear: 2-Dot Fixed Novak Lo Mount Carry
From the maker's page listed under Sources, checked October 28, 2026. Versions on the roster can differ in barrel length, sights and finish.
About the Smith & Wesson Model 4040
The Model 4040PD is a compact traditional double action semi-automatic pistol chambered in .40 S&W. It has a scandium alloy frame and a 3.5 inch barrel.