The Century Arms AP5 Navy is a 9mm semi-automatic pistol built on an MP5-pattern platform. It has an 8.50-inch threaded barrel with a flash hider and a manganese phosphate receiver with black lacquer finish. The pistol ships with a 30+1 capacity and a Picatinny rear cap for accessory mounting. 
 

Key Specifications 

• Brand: Century Arms 
• Model: AP5 Navy 
• Caliber: 9mm 
• Action: Semi Auto 
• Capacity: 30+1 
• Barrel Length: 8.50 in 
• Color/Finish: Black manganese phosphate 
   

Detailed Features 

• 8.50-inch threaded barrel with flash hider 
• Manganese phosphate receiver with black lacquer over steel 
• Picatinny rear cap for accessory attachment 
• Navy-style grip 
• 30+1 round capacity

Owners of the AP5 Navy tend to praise its build quality and close-to-original MP5-pattern feel. The manganese phosphate finish holds up in regular use, and the threaded barrel makes suppressor mounting straightforward. A common note is reliable cycling across a range of 9mm loads.

The Navy-style grip and Picatinny rear cap draw mixed reactions. Some owners appreciate the classic aesthetic; others swap the rear cap for an adapter quickly. Ergonomics work well for most hand sizes, though the pistol's overall length makes holster carry impractical.

Value perception on the AP5 Navy is generally positive compared to original German-made counterparts. A recurring complaint is magazine pricing, as proprietary MP5-pattern magazines cost more than common AR or Glock-pattern alternatives.