243 Twist Rate Chart

243 Twist Rate Chart – Initially designed as a varmint round, it's bullet weights range from 55 grains up to 115 grains. Please detail bullet, mv, impact velocity, and. The.243 is based on a necked down.308 cartridge case. Take the stability factor s as 1.8.

We have listed the required twist rate for each of our bullets under the “more information” tab under each bullet. By then the.243 had caught on, while the.244 never would. #1 i have a remington 700 chambered in 243 winchester. Ammo selected was hand load using hornady 95 grain sst bullet with.

Show and detail your results harvesting big game (deer, bear, elk, moose, african game) using 6mm/.243 cartridges. It might be engraved in the barrel, or look at the manufacturer's site for your model and it should tell you. The below berger twist rate stability calculator allows you to identify what the optimal twist rate and the marginal twist rate is for any given bullet given your shooting.

With a faster 1:10 twist, the.243 win. Berger has a good stability calculator to determine twist rate. The normal twist rate for a.243w is 1:10 twist.

For a constant projectile (length, weight, bc) it is dependent on velocity. In 1958 remington changed the twist to a faster 1:9. I am loading 95grain matchkings for this rifle, and i am consistently.

It will stabalise the lighest 6mm bullet you can find, 55gr through to just over 100gr but at the top weight it very. If your rifle has the listed twist rate or faster, you. Has the 22 inch barrel, it’s all factory.

.243 Win barrel twist rates and bullet weights. Indiana Gun Owners