PPU) is a Serbian manufacturer of ammunition and handloading components, based in Užice, Serbia.

The company produces ammunition for civilian and military consumers in a variety of calibers in various loadings.

[4] This name was retained after the war when it was moved back to the FOMU facility in Užice.

According to the global trade data company Panjiva, Prvi partizan is listed as the third biggest foreign ammunition supplier in the United States market for 2016.

[6] On 4 September 2009, seven employees died and 15 others had minor injuries after four explosions occurred in the gunpowder area.