The Iver Johnson PAS12 is a pump-action shotgun chambered in 12 Gauge with an 18-inch barrel and a 3-inch chamber. It has a fixed stock with black synthetic furniture and a satin nickel finish. Capacity across vendor listings is stated as 4 to 5+1 rounds. 
 

Key Specifications 

• Brand: Iver Johnson 
• Model: PAS12 
• Caliber: 12 Gauge 
• Action: Pump Action 
• Barrel Length: 18 in 
• Chamber: 3 in 
• Color/Finish: Satin Nickel 
   

Detailed Features 

• Pump-action operation in 12 Gauge 
• 18-inch barrel with 3-inch chamber 
• Fixed stock with black synthetic furniture 
• Satin nickel exterior finish 
• Compact home-defense-oriented configuration

Owners of the Iver Johnson PAS12 generally pick it up as a budget-friendly defensive shotgun. The satin nickel finish is a point of interest and holds up reasonably well, though some owners report minor surface wear faster than expected on a working gun.

The synthetic stock and fixed configuration keep things simple, and the pump action cycles reliably with standard loads. A common complaint is that capacity claims vary between vendor listings, which creates confusion at purchase time. The 18-inch barrel keeps the package maneuverable.

For the price point, most owners treat it as a serviceable utility shotgun. It is not a high-end piece, and trigger feel is average, but it functions without drama on standard target and defensive loads.