Load data for .223 Rem. + 77gr Sierra Hollow Point Boat Tail
508 suitable loads across 84 powder(s) for cartridge .223 Rem. with 77gr Sierra Hollow Point Boat Tail bullet.
The most recommended powders for this combination are IMR 3031, Accurate No. 2 and Winchester 748.
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Load Specifications
ImperialMetric
Cartridge:.223 Rem. load data
Case Length (l3):1.759" | 44.7 mm
Cartridge Length (C.O.L.):•••
Seated Depth:0.533" | 13.5 mm
Case Capacity:30 gow | 1.94 cm³
Primer Size:Small Rifle (SR)
Max. Pressure (SAAMI)::55,000 psi | 3,792 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:9.0
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