*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 - .300 H & H Magnum
Bullet Type - .22/sabot
Bullet Weight - 55
Bullet Diameter (IN) - .308
Overall Cartridge Length (IN) - 3.28
Case Length (IN) - 2.835
Full Case Capacity (GR WATER) - 86
Bullet Length (IN) - .72
Barrel Length (IN) - 24
Bullet Seating Depth (IN) - .275
Displaced Water (GR) - 5.171
Effective Water Capacity Of Case (GR) - 80.829
Effective Barrel Length (IN) - 21.44

**lfd1 Cartridge Load Development** 04-26-93
----------------------------------------------------------
Cartridge Data - .300 H & H Magnum
Caliber - .308 IN
Bullet Weight - 55 GR
Barrel Length - 21.44 in
Case Capacity - 80.829 GR Of Water (CALC)
Bullet Diameter- .308 in
Sectional Density - .083
Volume Ratio - 8.7
Cartridge Tempreture - 70 Degrees F.
Powder Class - MEDIUM FAST POWDERS
Powder Type - IMR-3031, RX11,H-335, AA-2230, S-3032, WW-748, N-201 *Check Manual*
Charge/Bullet Weight - 1.264
Calc. Powder Charge - 69.5 GR
Load den - 85.9%
Est. Muzzle Velocity - 4300 FT/SEC
Est. Peak Pressure - 40400 PSI
Alt Powder type: - BLC-2, H-322, RX-12, AA-2460, N-203
Powder Class - MEDIUM FAST POWDERS
Charge/Bullet Weight - 1.327
Calc. Powder Charge - 73 GR
Load den - 90.3%
Est. Muzzle Velocity - 4400 FT/SEC
Est. Peak Pressure - 42700 PSI

***For starting loads reduce Calc. powder charge by at least 10%***

**Alternate load information** 04-26-93
---------------------------------------
Cartridge Data - .300 H & H Magnum
Powder Type -  IMR-3031, RX11,H-335, AA-2230, S-3032, WW-748, N-201 *Check Manual*

Load Density       Charge Weight        Velocity              Pressure
       %                         GR                   FPS                    PSI
--------------------------------------------------------------------------
     75                         60.6                  3700                  30700
     80                         64.7                  4000                  35000
     85                         68.7                  4300                  39500
     90                         72.7                  4500                  44200 *
     95                         78.6                  4800                  49300 *
   100                        80.8                 5000                   54600 *

Powder Type -  BLC-2, H-322, RX-12, AA-2460, N-203

     75                         60.6                  3700                  29400
     80                         64.7                  3900                  33500
     85                         68.7                  4100                  37800
     90                         72.7                  4400                  42400 *
     95                         76.8                  4600                  47300 *
   100                        80.8                 4900                   52300 *

* Warning -- HIGH PRESSURE - REFERENCE ONLY !