Load data for .300 WSM + 165gr Speer Boat-Tail

622 suitable loads across 106 powder(s) for cartridge .300 WSM with 165gr Speer Boat-Tail bullet.

The most recommended powders for this combination are Alliant Reloder-17, ReloadSwiss RS 70 and Hodgdon Superformance.

Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Based on C.I.P., the max. allowed case length is 2.100 in / 53.34 mm, the max. cartridge length is 2.860 in / 72.64 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.

Load Specifications

ImperialMetric

Bullet:.308 | 165gr | Boat-Tail

Cartridge:.300 WSM load data

Case Length (L3):2.090" | 53.1 mm

Cartridge Length (COL/L6):•••

Seated Depth:0.469" | 11.9 mm

Case Capacity:81.3 gow | 5.27 cm³

Primer Size:Large Rifle Magnum (LRM)

Max. Pressure (C.I.P.):63,817 psi | 4,400 bar

Barrel Length:24.0" | 610 mm

Min. Twist Rate:1:13.5

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Community Loads for .300 WSM + 165gr Speer Boat-Tail

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)

59.8 gr	2.810"	—	2833 fps	•••
66.1 gr	2.810"	—	3085 fps	•••

59.3 gr	2.810"	—	2762 fps	•••
•••	2.810"	24.9"	2992 fps	•••
•••	2.810"	24.9"	2999 fps	•••
•••	2.810"	24.9"	3031 fps	•••
•••	2.810"	—	3019 fps	•••
•••	2.810"	24.9"	3064 fps	•••
•••	2.810"	24.0"	3120 fps	•••

•••	2.810"	—	2852 fps	•••
•••	2.810"	—	3008 fps	•••

•••	2.810"	—	2897 fps	•••

•••	2.913"	23.6"	2956 fps	•••

•••	2.810"	—	2919 fps	•••
•••	2.810"	—	3084 fps	•••

•••	2.810"	—	2885 fps	•••

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