Rifle · CIP standardized

.358 Norma Magnum

Norma's 1959 belted magnum, introduced three years before the .338 Winchester Magnum largely displaced it commercially.

Identity
Introduced
1961
Type
Rifle
Origin
Sweden
Inventor
Norma
Manufacturer
Norma
Standard
CIP standardized
Status
Discontinued
Availability
Collector
Dimensions
Bullet ⌀
0.358″
Case capacity
90 gr H₂O
Twist
1:12
Primer
Boxer Large Rifle
Case type
Belted
Performance
Max pressure
63,817 psi
Eff. range
400 yd
Recoil
25–35 ft·lb

Ballistics

Representative trajectory · 100 yd zero0–800 yd
100 yd · zero0″−116″116″ drop @ 800 yd0400800Open in Ballistic Compare ↗
Velocity
2,650–2,900 fps
Energy
3,900–4,668 ft·lb
By real loads
2,650–2,975 fps · 16 loads
Typical MSRP
$0.85/rd · price history →
Parent case

Representative trajectory — modeled from a single velocity input, not a measured load. Real published loads span the "by real loads" range above.

Factory loads

In production — 16 active loads across 8 brands. Top 15 shown · see all 17 →.

BrandLoadGrainBulletFPSft·lbBC$/rd
HSMStandard225HP2,9754,421$1.50
RemingtonCore-Lokt225Core-Lokt2,9754,421$0.85
HornadyCustom225BTSP2,9754,421$0.85
FederalPower-Shok225SP2,9754,421$0.85
WinchesterBallistic Silvertip225Ballistic Silvertip2,9754,421$0.85
Black HillsStandard225HP2,9754,421$1.00
PPUStandard225SP2,9754,421$0.55
FederalPower-Shok250SP2,7904,320$0.85
Black HillsStandard250SP2,7904,320$1.00
NormaOryx250Oryx2,7904,320$2.60
RemingtonCore-Lokt250Core-Lokt2,7904,320$0.85
HSMTrophy Gold250SP2,7904,320$2.20
HornadyCustom250SP2,7904,320$0.85
WinchesterPower Point250Power Point2,7904,320$0.85
PPUStandard250SP2,7904,320$0.55

Velocities are manufacturer-stated (test-barrel). Discontinued loads dimmed.

Reloading cost

Estimate your cost per round and how it compares to factory. Inputs are yours — nothing is stored.

Cost estimate only — not load data. Charge weight is your input; follow published manuals for safe charges.

Connected reference

History

Developed by Norma Precision of Sweden in the late 1950s–early 1960s. Offered superior performance to .35 Whelen in a belted magnum case. Never officially adopted by SAAMI, limiting commercial rifle production. Respected by European hunters and precision shooters who valued its performance.

FAQs

What twist rate does .358 Norma Magnum use?
.358 Norma Magnum typically uses a 1:12 twist rate.
What bullet diameter is .358 Norma Magnum?
.358 Norma Magnum uses a 0.358″ (9.09 mm) diameter bullet.
Is .358 Norma Magnum still in production?
.358 Norma Magnum is discontinued; typical availability is collector.
What is .358 Norma Magnum used for?
.358 Norma Magnum is primarily used for hunting.

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 16 live factory loads; the trajectory is modeled (point-mass), not measured. Spotted an error? Report it →