R123 Load Data: 52 Published Loads in 3 Cartridges
Empirical Precision indexes 52 published loads for R123 (Norma) across 3 bottleneck rifle cartridges from 2 reloading sources, spanning projectile weights from 40 gr to 195 gr.
Published Loads52
Cartridges3
Sources2
Bullet Weights40–195 gr
Always start low and verify against the original published source before loading.
Powder Data Sheet
- Manufacturer
- Norma
- Grain Type
- Single-perforated Extruded
- Bulk Density
- 920 kg/m³
Burn Rate Position
Position #6 of 145 rifle powders on the Empirical Precision relative burn chart (ordered fastest to slowest).
- Nearest Faster
- SR-4759, Accurate No. 9
- Nearest Slower
- Alliant 2400, N110
A burn chart is a guide, not load data.
Cartridges Published (3)
| Cartridge | Published Loads |
|---|---|
| 300 Blackout | 48 |
| 22 Hornet | 2 |
| 22 K Hornet | 2 |
Sources Publishing Data (2)
| Publisher | Published Loads |
|---|---|
| Hornady | 48 |
| Berger | 4 |