Load data for .300 Blaser Mag. + 220gr Hornady InterLock RN

417 suitable loads across 70 powder(s) for cartridge .300 Blaser Mag. with 220gr Hornady InterLock RN bullet.

The most recommended powders for this combination are Hodgdon Retumbo, ReloadSwiss RS 76 and Winchester StaBALL HD.

.300 Blaser Mag. cartridge with combo bulletSeated DepthL3 = 2.519 in / 63.98 mmL6 = 3.340 in / 84.84 mmSeated Depth = .431 in / 10.96 mm

Based on C.I.P., the max. allowed case length is 2.528 in / 64.20 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 60,916 PSI / 4,200 bar.

220gr Hornady InterLock RN bullet image

Load Specifications

ImperialMetric
Case Length (L3):2.519" | 64.0 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.482" | 12.2 mm
Case Capacity:92.4 gow | 5.99 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):60,916 psi | 4,200 bar
Barrel Length:25.6" | 650 mm
Min. Twist Rate:1:14.5

Get PRO license to unlock all data and calculators