Tag Archives: Load Data

224 Valkyrie Update

Sierra recommends a 6.5” twist barrel for the #9290 22 cal 90 gr HPBT bullet however for cartridges like the Valkyrie, that can push them over 2650 fps muzzle velocity, a 7” twist barrel will stabilize the bullet correctly.  

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Sierra Bullets 224 Valkyrie Load Data

Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-8’’ Case: Starline Brass for bullets 52-63 grain and Federal Premium for bullets 69-95 grains Trim-to Length: 1.590’’ Primer: Winchester WSR Remarks: The 224 Valkyrie, developed by Federal Cartridge … Continue reading

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Sierra Bullets 7mm Remington Magnum Load Data

Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-9″ Case: Nosler Trim-to Length: 2.490”’ Primer: Winchester WLRM Remarks: The history of U.S. ordnance is full of examples of good cartridges that have passed into obsolescence. The 219 … Continue reading

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Sierra Bullets 6.5 Grendel Load Data

Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-8’’ Case: Hornady Trim-to Length: 1.506’’ Primer: Winchester WSR Remarks: Appearing on the scene in 2002, under the development of Alexander Arms, the 6.5 Grendel was a new AR … Continue reading

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Sierra Bullets 6mm Creedmoor Load Data

Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-8’’ Case: Hornady Trim-to Length: 1.910’’ Primer: Winchester WLR Remarks: As with almost all cartridge case designs, there is bound to be at least a few aspiring off-spring. The … Continue reading

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Sierra Bullets 6.5 Creedmoor Load Data

Test Specifications/ Components Firearm Used: Universal Receiver Barrel Length: 24” Twist: 1-8’’ Case: Hornady Trim-to Length: 1.910’’ Primer: Winchester WLR Remarks: Developed in 2007 by Dennis DeMille and Dave Emary, the 6.5 Creedmoor is a shortened and improved 30 TC … Continue reading

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Tips and Tricks for New Reloaders

A while back we asked our Facebook friends what tips and tricks they had for new reloaders.  Check out their responses below: Walter Coats – “Just because a load manual says x grains of x powder with x bullet is … Continue reading

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Does Bullet Shape Influence Accuracy?

Written by Sierra Bullets Chief Ballistician Tommy Todd A question we often have to answer here at Sierra is referencing bullet shape and how accurate it is. An example would be the Sierra #2130-30 caliber 150 grain Spitzer bullet and … Continue reading

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Do You Have Load Data For…..?

Written by Sierra Bullets Ballistic Technician Duane Siercks We are often asked on the Tech Line if we have data for every conceivable cartridge, bullet, powder combination imaginable. It is not uncommon to hit a snag when trying to find … Continue reading

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Compressed Loads

Written by Sierra Bullets Ballistic Technician Duane Siercks Here at Sierra, the Tech Room personnel field numerous calls and e-mails on a wide variety of questions regarding reloading, shooting, and trajectory situations. There are some questions that have become very … Continue reading

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