Load data for 7 mm KM Katzmaier + 139gr Barnes LRX BT
317 suitable loads across 55 powder(s) for cartridge 7 mm KM Katzmaier with 139gr Barnes LRX BT bullet.
The most recommended powders for this combination are Hodgdon Retumbo, Vihtavuori N570 and Alliant Reloder-33.
Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.681 in / 93.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Based on C.I.P., the max. allowed case length is 2.724 in / 69.20 mm, the max. cartridge length is 3.681 in / 93.50 mm, and the max. allowed pressure is 63,817 PSI / 4,400 bar.
Load Specifications
ImperialMetric
Bullet:.284 | 139gr | LRX BT
Cartridge:7 mm KM Katzmaier load data
Case Length (L3):2.720" | 69.1 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.440" | 11.2 mm
Case Capacity:112.5 gow | 7.29 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):63,817 psi | 4,400 bar
Barrel Length:25.6" | 650 mm
Min. Twist Rate:1:9.5
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