Load data for .375 Hoelderlin + 250gr Speer TBBC
556 suitable loads across 94 powder(s) for cartridge .375 Hoelderlin with 250gr Speer TBBC bullet.
The most recommended powders for this combination are Alliant Power Pro 2000-MR, ReloadSwiss RS 52 and Hodgdon LEVERevolution.
Based on C.I.P., the max. allowed case length is 2.657 in / 67.50 mm, the max. cartridge length is 3.425 in / 87.00 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.
Based on C.I.P., the max. allowed case length is 2.657 in / 67.50 mm, the max. cartridge length is 3.425 in / 87.00 mm, and the max. allowed pressure is 55,114 PSI / 3,800 bar.
Load Specifications
ImperialMetric
Bullet:.375 | 250gr | TBBC
Cartridge:.375 Hoelderlin load data
Case Length (L3):2.657" | 67.5 mm
Cartridge Length (COL/L6):•••
Seated Depth:0.498" | 12.7 mm
Case Capacity:88 gow | 5.70 cm³
Primer Size:Large Rifle Magnum (LRM)
Max. Pressure (C.I.P.):55,114 psi | 3,800 bar
Barrel Length:25.6" | 650 mm
Min. Twist Rate:1:6.0
Get PRO license to unlock all data and calculators