6.5 x 52 R Load Data & Reloading Guide

Rifle

Also known as: 6.5x52R, 6.5×52mm R, 6.5 Carcano

About 6.5 x 52 R

The 6.5 x 52 R is a rimmed rifle cartridge, first designed in the late 19th century for use in the Italian military's single-shot and bolt-action rifles and carbines. Originally conceived to meet the demands of military applications, the design reflects the technological advancements of the period, particularly in its utilization of smokeless powder, which marked a significant development from its black powder predecessors. While not as prominent today, it still finds niche use, primarily in Europe, where historical hunting traditions still appreciate the cartridge.

In terms of technical specifications, the 6.5 x 52 R features a rimmed case design, useful for certain single-shot and double-barrel rifles due to the secure headspacing the rim provides. It typically launches bullets in the 140 to 160-grain range. The cartridge offers moderate pressures and velocities, balancing performance and barrel life, which is appealing to handloaders seeking longevity from their rifles. Modern powders and bullet designs often enhance the cartridge's efficiency and should be noted by reloaders looking to optimize performance.

Ballistically, the 6.5 x 52 R provides a stable trajectory and excellent sectional density, characteristics ideal for medium game hunting. The bullet's performance in maintaining velocity and energy over distance makes it suitable for deer and other similarly sized game. Its modest recoil and the efficiency of 6.5mm projectiles allow for accurate and comfortable shooting sessions, an advantage in both casual hunting and sport shooting environments.

For reloaders, the 6.5 x 52 R presents certain advantages. The low to moderate pressures extend case life, allowing multiple reloads, which is economically beneficial. Additionally, the cartridge's somewhat obscure status means that factory ammunition can be inconsistent in availability, underscoring the value of reloading for consistent supply and performance. By carefully selecting components, reloaders can tailor the ammunition to specific needs, whether for hunting accuracy or target shooting stability.

Technical Drawing

6.5 x 52 R cartridge dimensions, C.I.P.L1 = 35 mm, L2 = 40 mm, L3 = 52 mm, L6 = 64.5 mmL1 = 35.00 mmL2 = 40.00 mmL3 = 52.00 mmL6 = 64.50 mm22.8°

Based on C.I.P., the max. allowed case length is 2.047 in / 52.00 mm, the max. cartridge length is 2.539 in / 64.50 mm, and the max. allowed pressure is 35,534 PSI / 2,450 bar.

Technical Specifications

Maximum Pressure:35534 PSI / 2450 bar
Case Volume:37 Grains of Water
Primer Size:Large Rifle (LR)
Safety Standard:C.I.P. (Datasheet)
Bore Area:32.58 mm²
Barrel Diameter:0.258" / 6.6 mm
L1:1.378" / 35.00 mm
L2:1.575" / 40.00 mm
L3:2.047" / 52.00 mm
L6:2.539" / 64.50 mm

Start Calculating to Develop your own Load Data for 6.5 x 52 R

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Standard Load Data — 6.5 x 52 R

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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Frequently Asked Questions

The maximum pressure for 6.5 x 52 R is 35,534 psi | 2,450 bar.

6.5 x 52 R typically uses a Large Rifle (LR) primer.

The case capacity of 6.5 x 52 R is approximately 37 grains of water (H₂O).