9 x 20 VGW Load Data & Reloading Guide

Also known as: 9x20mm VGW, 9×20 VGW, 9mm VGW

About 9 x 20 VGW

The 9 x 20 VGW caliber is a relatively obscure cartridge initially developed in the early 20th century. Its origin traces back to a niche market aiming to bridge the performance gap between the traditional 9mm loads and more powerful cartridges. Designed for versatility, it saw limited adoption primarily in European countries where it found use in civilian and military pistols for a short period before being overshadowed by more popular calibers.

Technically, the 9 x 20 VGW is characterized by its longer case length compared to the widely used 9mm Luger, allowing for greater propellant capacity. The cartridge typically operates at pressures conducive to safe handling in well-constructed firearms. Ballistic performance is enhanced by this increased case capacity, providing a higher muzzle velocity which can be advantageous for shooters seeking improved trajectory and impact energy.

Typical bullet weights for the 9 x 20 VGW range from 115 to 130 grains. This spectrum allows reloaders a balance between speed and stopping power, making it suitable for small to medium game hunting as well as target shooting competitions. However, its availability is limited, making it more of a specialty cartridge in contemporary times.

For reloaders, the 9 x 20 VGW offers the opportunity to craft customized loads that maximize the potential of their firearms. The ability to experiment with powders, bullet weights, and seating depths gives the reloader a significant advantage in precision and efficiency, catering to personal shooting preferences or specific applications. Reloading this caliber also aids in cost-efficiency and ensures a consistent supply of ammunition where factory loads may be scarce.

Technical Drawing

9 x 20 VGW cartridge dimensions, C.I.P.L3 = 20.15 mm, L6 = 30.69 mmL3 = 20.15 mmL6 = 30.69 mm

Based on C.I.P., the max. allowed case length is 0.793 in / 20.15 mm, the max. cartridge length is 1.208 in / 30.69 mm, and the max. allowed pressure is 43,511 PSI / 3,000 bar.

Technical Specifications

Maximum Pressure:43511 PSI / 3000 bar
Case Volume:15.2 Grains of Water
Primer Size:Small Pistol (SP)
Safety Standard:C.I.P. (Datasheet)
Bore Area:62.61 mm²
Barrel Diameter:0.356" / 9.0 mm
L3:0.793" / 20.15 mm
L6:1.208" / 30.69 mm

Start Calculating to Develop your own Load Data for 9 x 20 VGW

Use our professional ballistics calculator to develop safe and accurate load recipes for 9 x 20 VGW.

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Standard Load Data — 9 x 20 VGW

Select your desired cartridge and bullet weight below to access the corresponding load table. From there, you can choose any listed load recipe and transfer it directly into the ballistics calculator for further refinement, optimization, and precision tuning.

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150 gr

Frequently Asked Questions

The maximum pressure for 9 x 20 VGW is 43,511 psi | 3,000 bar.

9 x 20 VGW typically uses a Small Pistol (SP) primer.

The case capacity of 9 x 20 VGW is approximately 15.2 grains of water (H₂O).