243 WSSM Load Data

Name: 243 WSSM Load Data
Creator: LoadDevelopment.com

26 published 243 WSSM reloading recipes across 9 powders and 3 bullet manufacturers, with bullet weights from 65 to 100 grains and recorded velocities between 2,730 and 3,745 fps. Every load lists charge weight, velocity, COAL, primer and case where the source published it.

Always begin at the minimum charge weight and work up gradually. Never exceed maximum loads. Verify all data against a current published reloading manual before use. LoadDevelopment.com is not responsible for errors or omissions in this data.

Recipes

Powders

Bullet makers

Bullet weights

65–100 gr

Sample 243 WSSM loads

The first 5 of 26 recipes.

Bullet	Powder	Charge	Velocity	COAL	Primer
Lapua SP 100gr	Vihtavuori N140	34.0–38.0 gr	2730.0–2999 fps	2.244	Small Rifle
Lapua SP 100gr	Vihtavuori N540	33.6–39.4 gr	2766.0–3104 fps	2.244	Small Rifle
Lapua SP 100gr	Vihtavuori N550	37.2–42.4 gr	2848.0–3176 fps	2.244	Small Rifle
Speer BTSP 100gr	Alliant Reloder 17	41.0 gr	3128 fps	2.290	Fed. 210
Speer BTSP 100gr	Alliant Reloder 19	40.5 gr	2915 fps	2.360	Fed. 210

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Powders used in 243 WSSM load data

N140
N150
N540
N550
Reloder 15
Reloder 17
Reloder 19
Reloder 22
RS40

Bullet makers with 243 WSSM data

Hornady
Lapua
Speer

Sample 243 WSSM loads

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Powders used in 243 WSSM load data

Bullet makers with 243 WSSM data

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