Load data for 6.5 Rem. SA Ultra Mag. + 140gr Speer Grand Slam
458 suitable loads across 74 powder(s) for cartridge 6.5 Rem. SA Ultra Mag. with 140gr Speer Grand Slam bullet.
The most recommended powders for this combination are Winchester StaBALL HD, Vihtavuori N560 and Norma MRP.
Based on SAAMI, the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Based on SAAMI, the max. allowed case length is 2.015 in / 51.18 mm, the max. cartridge length is 2.825 in / 71.75 mm, and the max. allowed pressure is 65,000 PSI / 4,482 bar.

Load Specifications
ImperialMetric
Bullet:.264 | 140gr | Grand Slam
Cartridge:6.5 Rem. SA Ultra Mag. load data
Case Length (L3):2.035" | 51.7 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.372" | 9.5 mm
Case Capacity:72 gow | 4.67 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (SAAMI):65,000 psi | 4,482 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:12.0
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