Load data for .300 Win. Mag. + 180gr NorthFork Bonded Core

517 suitable loads across 89 powder(s) for cartridge .300 Win. Mag. with 180gr NorthFork Bonded Core bullet.

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

Based on C.I.P., the max. allowed case length is 2.620 in / 66.55 mm, the max. cartridge length is 3.340 in / 84.84 mm, and the max. allowed pressure is 62,366 PSI / 4,300 bar.

Load Specifications

ImperialMetric

Bullet:.308 | 180gr | NorthFork Bonded Core

Cartridge:.300 Win. Mag. load data

Case Length (L3):2.620" | 66.5 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.635" | 16.1 mm

Case Capacity:90.5 gow | 5.86 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):62,366 psi | 4,300 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:12.5

Get PRO license to unlock all data and calculators

Community Loads for .300 Win. Mag. + 180gr NorthFork Bonded Core

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

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

69.0 gr	3.287"	25.6"	2805 fps	•••
70.0 gr	3.287"	25.6"	2844 fps	•••
71.0 gr	3.287"	25.6"	2884 fps	•••
•••	3.340"	25.6"	2986 fps	•••
•••	3.307"	25.6"	3077 fps	•••
•••	3.340"	25.6"	3064 fps	•••

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