*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 Winchester Magnum
Bullet Type - .22/sabot
Bullet Weight - 55
Bullet Diameter (IN) - .308
Overall Cartridge Length (IN) - 3
Case Length (IN) - 2.61
Full Case Capacity (GR WATER) - 88
Bullet Length (IN) - .72
Barrel Length (IN) - 24
Bullet Seating Depth (IN) - .33
Displaced Water (GR) - 6.206
Effective Water Capacity Of Case (GR) - 81.794
Effective Barrel Length (IN) - 21.72

**lfd1 Cartridge Load Development** 04-26-93
----------------------------------------------------------
Cartridge Data - .300 Winchester Magnum
Caliber - .308 IN
Bullet Weight - 55 GR
Barrel Length - 21.72 in
Case Capacity - 81.794 GR Of Water (CALC)
Bullet Diameter- .308 in
Sectional Density - .083
Volume Ratio - 5.9
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 - 1.278
Calc. Powder Charge - 70.3 GR
Load den - 85.9%
Est. Muzzle Velocity - 4400 FT/SEC
Est. Peak Pressure - 41900 PSI
Alt Powder type: - BLC-2, H-322, RX-12, AA-2460, N-203
Powder Class - MEDIUM FAST POWDERS
Charge/Bullet Weight - 1.344
Calc. Powder Charge - 73.9 GR
Load den - 90.3%
Est. Muzzle Velocity - 4400 FT/SEC
Est. Peak Pressure - 42400 PSI

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

**Alternate load information** 04-26-93
---------------------------------------
Cartridge Data - .300 Winchester 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                         61.3                  3800                   31900
     80                         65.4                  4100                   36300
     85                         69.5                  4300                   41000
     90                         73.6                  4600                   45900 *
     95                         77.7                  4900                   51200 *
   100                        81.8                   5100                  56700 *

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

     75                         61.3                  3600                   29200
     80                         65.4                  3900                   33200
     85                         69.5                  4100                   37500
     90                         73.6                  4400                   42100 *
     95                         77.7                  4600                   46900 *
   100                        81.8                   4900                  52000 *

* Warning -- HIGH PRESSURE - REFERENCE ONLY !