*Please keep in mind that the data is for reference only*
*case capacity calculations* ---------------------------------- *Caution* Cartridge case capacity may vary 5-10% between brands. Cartridge type - .30-40 Krag Bullet Type - .22/sabot
Bullet Weight - 55 Bullet Diameter (IN) - .308 Overall Cartridge Length (IN) - 2.8 Case Length (IN) - 2.304 Full Case Capacity (GR WATER) - 52.2 Bullet Length (IN) - .72 Barrel Length (IN) - 22
Bullet Seating Depth (IN) - .224 Displaced Water (GR) - 4.212 Effective Water Capacity Of Case (GR) - 47.998 Effective Barrel Length (IN) - 19.92
**lfd1 Cartridge Load Development** 04-26-93 ---------------------------------------------------------- Cartridge Data - .30-40 Krag Caliber - .308 IN Bullet Weight - 55 GR Barrel Length - 19.92 in
Case Capacity - 63.283 GR Of Water (CALC) Bullet Diameter- .308 in Sectional Density - .083 Volume Ratio - 8.7 Cartridge Tempreture - 70 Degrees F. Powder Class - FAST POWDERS
Powder Type - IMR-4198, RX7,S-4197 *Check Manual* Charge/Bullet Weight - 0.698 Calc. Powder Charge - 38.4 GR Load den - 80% Est. Muzzle Velocity - 3700 FT/SEC Est. Peak Pressure - 38500 PSI
Alt Powder type: - Powder Class - Alternate powder selection not available.
***For starting loads reduce Calc. powder charge by at least 10%***
**Alternate load information** 04-26-93 --------------------------------------- Cartridge Data - .30-40 Krag Powder Type - IMR-4198, RX7,S-4197 *Check Manual*
Load Density Charge Weight Velocity Pressure
% GR FPS PSI
---------------------------------------------------------------------------
75 36.0 3500 33800
80 38.4 3700 38500
85 40.8 3900 43500
90 43.2 4200 48700 *
95 45.6 4400 54300 *
100 48.0 4600 60200 *
* Warning -- HIGH PRESSURE - REFERENCE ONLY !
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