Load data for .22-250 Ackley Improved + 55gr Speer TNT

524 suitable loads across 93 powder(s) for cartridge .22-250 Ackley Improved with 55gr Speer TNT bullet.

The most recommended powders for this combination are ReloadSwiss RS 60, Alliant Reloder-17 and ReloadSwiss RS 52.

Based on Wildcat, the max. allowed case length is 1.908 in / 48.46 mm, the max. cartridge length is 2.350 in / 59.69 mm, and the max. allowed pressure is 57,986 PSI / 3,998 bar.

Based on Wildcat, the max. allowed case length is 1.908 in / 48.46 mm, the max. cartridge length is 2.350 in / 59.69 mm, and the max. allowed pressure is 57,986 PSI / 3,998 bar.

Load Specifications

ImperialMetric

Bullet:.224 | 55gr | TNT

Cartridge:.22-250 Ackley Improved load data

Case Length (L3):1.940" | 49.3 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.263" | 6.7 mm

Case Capacity:46.9 gow | 3.04 cm³

Primer Size:Large Rifle (LR)

Max. Pressure (Wildcat):57,986 psi | 3,998 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:12.0

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Community Loads for .22-250 Ackley Improved + 55gr Speer TNT

Real loads for this combination shared by our community. Charge weights are only fully visible with an active Pro licence.

Powder	Charge (gr)	C.O.L.	Barrel Length	Velocity (fps)	Pressure (psi)

	43.5 gr	2.350"	25.0"	3530 fps	•••

Charge weights beyond the first rows and all pressure values are only visible with an active Pro licence.