norma 205

[r.balowski]

does anybody out there have any info on norma 205 powder, i cannot find any to speak of,want to load for 257 weatherby .

 

[J. Pendergraft]

Data From Speer Manual No. 8

257 Weatherby Magnum Data From Speer Manual No. 8, 26" 1-10 twist barrel

87gr Spitzer, 71.0 - 75.0 gr N205 yields 3497-3762 fps muz vel

100gr Spitzer, 68.0 - 72.0 gr N205 yields 3316-3536 fps muz vel

120gr Spitzer, 64.0 - 68.0 gr N205 yields 3090-3270 fps muz vel

CCI 250 magnum primers were used in all N205 loads.

 

[Octopus]

For me the N-205 has always been a good 25-06 powder.