N170 Load Data: 770 Published Loads in 27 Cartridges

Empirical Precision indexes 770 published loads for N170 (Vihtavuori) across 27 bottleneck rifle cartridges from 7 reloading sources, spanning projectile weights from 80 gr to 300 gr.

Open N170 in the Load Library Open interactive Burn Chart

Published Loads770

Cartridges27

Sources7

Bullet Weights80–300 gr

Always start low and verify against the original published source before loading.

Powder Data Sheet

Manufacturer: Vihtavuori
Grain Type: Single-perforated Extruded
Bulk Density: 960 kg/m³

Burn Rate Position

Position #130 of 145 rifle powders on the Empirical Precision relative burn chart (ordered fastest to slowest).

Nearest Faster: MagPro, RS80
Nearest Slower: Retumbo, Ramshot Grand

A burn chart is a guide, not load data.

Cartridges Published (27)

Cartridge	Published Loads
30-378 Weatherby Magnum	157
300 Remington Ultra Magnum	131
6.5 PRC	92
7mm PRC	76
300 Winchester Magnum	52
7mm STW	50
338 Lapua Magnum	29
300 PRC	28
338-378 Weatherby Magnum	26
300 Norma Magnum	20
6.8 Western	14
7mm RUM	14
28 Nosler	10
270 WSM	9
7mm Remington Magnum	8
22 Creedmoor	8
264 Winchester Magnum	8
300 Lapua Magnum	8
6.5x55 Swedish	6
25-06 Remington	6
270 Weatherby Magnum	4
300 Weatherby Magnum	4
6.5-284 Norma	2
26 Nosler	2
257 Weatherby Magnum	2
300 WSM	2
338 Winchester Magnum	2

Sources Publishing Data (7)

Publisher	Published Loads
Hornady	277
Vihtavuori	238
Sierra	112
Berger	92
Lyman	34
Nosler	15
Barnes	2