.264 Leroy N.E. Load Data & Reloading Guide

Rifle

Also known as: .264 Leroy, 6.5x47mm Leroy N.E.

About .264 Leroy N.E.

The .264 Leroy N.E. is a relatively modern cartridge developed during the latter part of the 20th century, gaining popularity particularly for its effective performance while optimizing recoil management. Named after its designer, the cartridge has attracted attention for its application in both hunting and competitive shooting disciplines due to its low-drag bullet design and efficient powder capacity.

Technical specifications of the .264 Leroy N.E. include a nominal bullet diameter of .264 inches, with a case length typically around 2.49 inches. The cartridge is designed to optimize velocity, with standard loading achieving speeds of approximately 2800 to 3000 feet per second depending on bullet weight and powder selection. Reloaders favor this caliber for its versatility, allowing for a range of loads suitable for various shooting scenarios.

Ballistic performance is characterized by relatively flat trajectories and impressive downrange energy retention, making it effective for medium to large game hunting, such as deer or elk. Typical bullet weights for the .264 Leroy N.E. range from 100 to 140 grains, with options for both lead and jacketed projectiles.

The .264 Leroy N.E. offers advantages for reloaders including a wide selection of compatible bullets and powders, as well as predictable performance across differing loading configurations. Its ability to deliver high ballistic coefficients while minimizing recoil enhances the shooter's experience in both hunting and target shooting environments. Overall, this caliber combines innovation with reliability, making it a noteworthy option in the realm of modern ammunition.

Technical Drawing

.264 Leroy N.E. cartridge dimensions, C.I.P.L1 = 40.96 mm, L2 = 43.45 mm, L3 = 51.2 mm, L6 = 65 mmL1 = 40.96 mmL2 = 43.45 mmL3 = 51.20 mmL6 = 65.00 mm80.0°

Based on C.I.P., the max. allowed case length is 2.016 in / 51.20 mm, the max. cartridge length is 2.559 in / 65.00 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Technical Specifications

Maximum Pressure:63817 PSI / 4400 bar
Case Volume:57 Grains of Water
Primer Size:Large Rifle (LR)
Safety Standard:C.I.P. (Datasheet)
Bore Area:33.33 mm²
Barrel Diameter:0.264" / 6.7 mm
L1:1.613" / 40.96 mm
L2:1.711" / 43.45 mm
L3:2.016" / 51.20 mm
L6:2.559" / 65.00 mm

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Standard Load Data — .264 Leroy N.E.

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Frequently Asked Questions

The maximum pressure for .264 Leroy N.E. is 63,817 psi | 4,400 bar.

.264 Leroy N.E. typically uses a Large Rifle (LR) primer.

The case capacity of .264 Leroy N.E. is approximately 57 grains of water (H₂O).