Load data for .220 Howell + 80gr Sierra HPBT LR MatchKing
330 suitable loads across 53 powder(s) for cartridge .220 Howell with 80gr Sierra HPBT LR MatchKing bullet.
The most recommended powders for this combination are Hodgdon Retumbo, ReloadSwiss RS 76 and Winchester StaBALL HD.
Based on Wildcat, the max. allowed case length is 2.400 in / 60.96 mm, the max. cartridge length is 3.110 in / 79.00 mm, and the max. allowed pressure is 58,015 PSI / 4,000 bar.
Based on Wildcat, the max. allowed case length is 2.400 in / 60.96 mm, the max. cartridge length is 3.110 in / 79.00 mm, and the max. allowed pressure is 58,015 PSI / 4,000 bar.
Load Specifications
ImperialMetric
Cartridge:.220 Howell load data
Case Length (L3):2.395" | 60.8 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.431" | 11.0 mm
Case Capacity:62 gow | 4.02 cm³
Primer Size:Large Rifle (LR)
Max. Pressure (Wildcat):58,015 psi | 4,000 bar
Barrel Length:24.0" | 610 mm
Min. Twist Rate:1:8.0
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