![7N31 armor-piercing cartridge](https://img.sputnikimages.com/images/vol1%2Fmedia%2Foriginal%2Fold%2F38%2F32%2F383283_hires_0%3A0%3A0%3A0_1400x1000_80_10_1_U2VyZ2V5IFB5YXRha292ICMzODMyODM%3D_116%3A95_sputnik-383283-preview_06436a56175cfdbe089b234a4a37a968.jpg)
![7N31 armor-piercing cartridge](https://img.sputnikimages.com/images/vol1%2Fmedia%2Foriginal%2Fold%2F38%2F32%2F383283_hires_0%3A0%3A0%3A0_1400x1000_80_10_1_U2VyZ2V5IFB5YXRha292ICMzODMyODM%3D_116%3A95_sputnik-383283-preview_06436a56175cfdbe089b234a4a37a968.jpg)
The 7N31 cartridge fitted with an armor-piercing bullet, developed by KBP Instrument Design Bureau in Russia's Tula for use with modern firearms.
- Categories: Unrest, Conflicts & War
- Location: Tula, Russia
- Event date: 28.03.2009
- Date published: 28.03.2009
- Author: Sergey Pyatakov
- Credit: Sputnik
- Source: Sputnik
- Original: Digital
- Media: JPEG, 4079x2784px, 1.9Mb