6.5 x 39 Load Data & Reloading Guide

Rifle

Also known as: 6.5x39, 6.5×39mm, 6.5 Grendel

About 6.5 x 39

The 6.5 x 39 caliber is a niche cartridge that merges the compact case design of the 7.62 x 39 with the ballistic efficiency of the 6.5 mm bullet. Developed primarily for increased accuracy and extended range, it serves enthusiasts looking for a blend of manageable recoil and effective performance. Historically, the 6.5 mm bore has gained recognition due to its optimal balance between power and recoil, and in the 6.5 x 39, these characteristics are utilized within a smaller case, appealing to those favoring compact platforms like the AK-47 or SKS rifles.

In terms of technical characteristics, the 6.5 x 39 cartridge typically features cases that are close in size to its parent 7.62 x 39 design, reshaped to accommodate the narrower projectile. This modification allows for higher ballistic coefficients, ensuring better performance over long distances. It maintains a moderate case capacity, which is crucial for reloading purposes, as it accommodates a range of different powders and charge weights, providing versatility in tuning loads for specific needs.

Ballistically, the 6.5 x 39 offers impressive performance for a smaller cartridge. The typical bullet weights range from 100 to 130 grains, striking a compromise between velocity and energy that benefits long-distance shooting. With a muzzle velocity that can exceed 2300 feet per second depending on the choice of bullet and powder, it supports flat trajectories and reliable performance for mid-range applications. This makes it suitable for hunting medium-sized game where precision and manageable recoil are significant considerations.

For reloaders, the 6.5 x 39 presents several advantages. Its popularity means that components like bullets and casings are often readily available from multiple manufacturers, providing flexibility in crafting customized loads. The cartridge’s design allows for experimenting with a variety of powders to achieve desired performance characteristics, such as enhanced accuracy or increased range. Moreover, reloading can often improve the already notable accuracy of the cartridge, making it a favored choice for enthusiasts focused on precision target shooting and competitive shooting disciplines.

Technical Drawing

6.5 x 39 cartridge dimensions, C.I.P.L1 = 30.5 mm, L2 = 32.81 mm, L3 = 39 mm, L6 = 56 mmL1 = 30.50 mmL2 = 32.81 mmL3 = 39.00 mmL6 = 56.00 mm60.0°

Based on C.I.P., the max. allowed case length is 1.535 in / 39.00 mm, the max. cartridge length is 2.205 in / 56.00 mm, and the max. allowed pressure is 59,466 PSI / 4,100 bar.

Technical Specifications

Maximum Pressure:59466 PSI / 4100 bar
Case Volume:34.4 Grains of Water
Primer Size:Large Rifle (LR)
Safety Standard:C.I.P. (Datasheet)
Bore Area:34.21 mm²
Barrel Diameter:0.264" / 6.7 mm
L1:1.201" / 30.50 mm
L2:1.292" / 32.81 mm
L3:1.535" / 39.00 mm
L6:2.205" / 56.00 mm

Start Calculating to Develop your own Load Data for 6.5 x 39

Use our professional ballistics calculator to develop safe and accurate load recipes for 6.5 x 39.

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Standard Load Data — 6.5 x 39

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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85 gr
87 gr
100 gr
101 gr
110 gr
120 gr
130 gr
131 gr
139 gr
140 gr

Frequently Asked Questions

The maximum pressure for 6.5 x 39 is 59,466 psi | 4,100 bar.

6.5 x 39 typically uses a Large Rifle (LR) primer.

The case capacity of 6.5 x 39 is approximately 34.4 grains of water (H₂O).