Load data for .32 S&W + .313 | 78gr | Rim Rock RN BP Lube

.32 S&W cartridge drawing
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Load Specifications

Bullet Manufacturer:Rim Rock
Bullet Weight:78 gr
Bullet Diameter:0.313"
Bullet Length:<<locked>>
Case Length (l3):0.605"
Cartridge Length (C.O.L.):<<locked>>
Case Capacity:6 Grains of Water
Primer Size:Small Pistol (SP)
Barrel Length:3"
Max. allowed Pressure:13,053 psi

Load data in caliber .32 S&W with .313 | 78gr | Rim Rock RN BP Lube bullet and 8 powders. The key underlying parameters are shown in the table above.

Important Notice: DO NOT go below Minimum Charge or above Maximum Charge. Since we have no control over the equipment and components used, any responsibility and liability for the results achieved is rejected.

Only powders/loads that match the current filter criteria are displayed: max pressure of a load ≤ 90% of max. standardized pressure, fill rate ≥ 60% and propellant combustion ≥ 80%. Use the sliders above the tables to adjust these thresholds.

Charge: Powder weight in grains. Start with the minimum load and work up carefully.

FR (Fill Rate): Case fill as a percentage. Values above 100% mean compressed loads.

MaxP / %: Maximum chamber pressure in bar and as a percentage of the standardized maximum for this caliber.

V(0): Muzzle velocity in feet per second (fps) at the standardized barrel length.

z (Powder Burn): Estimated propellant combustion percentage at bullet exit.

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Max Load - Barrel Length: 3"

PowderChargeFRMaxP%V(0)z
ADI APS 350²<<locked>>64%11,124 psi85%584 fps98%
ADI APS 450²<<locked>>68%10,820 psi83%587 fps95.3%
ADI AS 30*²<<locked>>76%10,167 psi78%600 fps88.3%
Alliant RED DOT*<<locked>>84%11,429 psi88%650 fps89.5%
Hodgdon Clays²<<locked>>64%11,066 psi85%587 fps97.1%
Maxam CSB 5*²<<locked>>76%11,473 psi88%650 fps93.5%
Rottweil P 801*<<locked>>80%11,052 psi85%696 fps89.3%
Vihtavuori N310²<<locked>>64%10,385 psi80%630 fps96.7%

Start Load - Barrel Length: 3"

PowderChargeFRMaxP%V(0)z
ADI APS 350²<<locked>>60%11,124 psi85%584 fps98%
ADI APS 450*²<<locked>>60%9,007 psi69%541 fps92.5%
ADI AS 30*²<<locked>>72%10,167 psi78%600 fps88.3%
Alliant RED DOT*²<<locked>>72%9,732 psi75%607 fps86.5%
Hodgdon Clays²<<locked>>60%11,066 psi85%587 fps97.1%
Maxam CSB 5*²<<locked>>60%8,180 psi63%558 fps86.8%
Rottweil P 801*²<<locked>>76%9,573 psi73%653 fps86.3%
Vihtavuori N310²<<locked>>60%10,385 psi80%630 fps96.7%

* not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

² fill rate low - you might want to consider using a filler to ensure proper ignition.

<<locked>> you need an access license to unlock this data.

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