Load data for .338 Lapua Mag. + 250gr Lapua Lock Base

426 suitable loads across 72 powder(s) for cartridge .338 Lapua Mag. with 250gr Lapua Lock Base bullet.

The most recommended powders for this combination are Hodgdon Retumbo, Vihtavuori N560 and Winchester StaBALL HD.

Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.681 in / 93.50 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.

Load Specifications

ImperialMetric

Bullet:.338 | 250gr | Lock Base

Cartridge:.338 Lapua Mag. load data

Case Length (L3):2.724" | 69.2 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.602" | 15.3 mm

Case Capacity:114 gow | 7.39 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):60,916 psi | 4,200 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:13.5

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Community Loads for .338 Lapua Mag. + 250gr Lapua Lock Base

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)

	84.9 gr	3.681"	27.2"	2802 fps	•••

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