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Non-corrosive, all weather primers deliver fast, dependable ignition under any shooting condition. Winchester works to make sure all primers are reliable, instant and precise. In Winchester testing labs, primers are constantly and rigorously tested for consistency and sensitivity at temperatures and conditions far beyond the range of normal usage. Winchester guarantees better sensitivity for more positive firing in all guns, carefully-controlled weights of primer mixtures, consistency in size and quality, precise measurements and tolerances for anvil heights, and stability in extremes of temperatures and humidity.

Winchester Primers

Winchester produces seven different primers to more than cover your reloading needs for shotshells, rifle and handgun cartridges.

Symbol Primer Types
W209 #209 Shotgun Shells
WLP #7 - 111 Large Regular Pistol
WLR #8-1/2 - 120 Large Rifle
WLRM #8-1/2M - 120 Large Rifle Magnum
WSP #1-1/2 - 108 Small Regular Pistol
WSPM #1-1/2M - 108 Small Magnum Pistol
WSR #6-1/2 - 116 Small Rifle