Shot shell reloading
Explore Vihtavuori’s latest shotshell reloading data for shotgun loads with detailed powder and load information for multiple gauges.

Data for Shot Shell reloading
Vihtavuori now offers reloading data for shotgun loads for 12 gauge / 12/76 caliber shotguns. The reloading data is for nickel plated steel shots and lead shots, respectively. For flexible usage for all handloaders, we provide our shot shell reloading data in metric and imperial dimension systems, i.e. charge weight is available in grams and grains as well as velocity in meters and feet per second. Note that the shot loads have been measured in grams, ounce weight is only indicative. Velocity has been measured at a distance of 2,5 meters from the muzzle. All the loads in the shotshell reloading data sheets are pressure tested according to the C.I.P. method. The listed maximum loads should never be exceeded.
We wish you successful shotgun reloading with Vihtavuori premium powders!
RELOADING DATA SHOTGUN 12/76 (3”) steel shot nickel plated
Vihtavuori Reloading Data Shotgun 12/76 (3”) lead shot
Disclaimer
All of this reloading information has been provided by Nammo Vihtavuori Oy. The data given here were obtained in laboratory conditions following strictly the CIP (Commission International Permanente) rules for caliber 12/76 according to June 14, 1984 Edition and revision dated October 17, 2018. The listed maximum loads have been determined according to the CIP pressure specification.
These test method has been deemed to be safe throughout the world. Pressure is measured from inside the case according to the CIP.
DO NOT ATTEMPT ANY EXTRAPOLATIONS. PLEASE FOLLOW THE DATA AS WRITTEN.
IT IS A MUST FOR EVERY RELOADER TO READ THE RELOADING SAFETY RULES ON OUR WEB PAGE.

Reloading data tool
Vihtavuori has developed a new online search engine to make reloading data even easier to access! Our new reloading data search tool enables you to search for all the available calibers below, without having to click through various web pages, and you will have the opportunity to filter data as you prefer.