Load data for .338 Lapua Mag. + 220gr Peregrine Glider GRM

468 suitable loads across 75 powder(s) for cartridge .338 Lapua Mag. with 220gr Peregrine Glider GRM bullet.

The most recommended powders for this combination are Alliant Reloder-26, Norma MRP and Vihtavuori N560.

.338 Lapua Mag. cartridge with combo bulletSeated DepthL3 = 2.724 in / 69.19 mmL6 = 3.681 in / 93.50 mmSeated Depth = .645 in / 16.38 mm

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.

220gr Peregrine Glider GRM bullet image

Load Specifications

ImperialMetric
Case Length (L3):2.724" | 69.2 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.700" | 17.8 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:1:11.0

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