Rifle · SAAMI

.350 Legend

.350 Leg

Modern straight-wall cartridge for AR-15 platform.

Caliber
0.357″ · 9.068 mm
Introduced
2019
Case
Rimless
Parent
.223 Remington
Primary use
Hunting
Status
Active
Velocity2,100–2,350 fps
Energy1,500–1,800 ft·lb
Typical grains145 · 150 · 180 gr
Identity
Introduced
2019
Type
Rifle
Origin
United States
Inventor
Winchester
Manufacturer
Winchester
Standard
SAAMI
Status
Active
Availability
Common
Build
Case capacity
36 gr H₂O
Twist (typical)
1:16
Primer
Small Rifle
Case type
Rimless
Pressure & range
Max pressure
55,000 psi
Eff. range
250 yd
Recoil
8–12 ft·lb
Subsonic
Capable

Ballistics

Real trajectory computed from a representative load — Hornady Precision Hunter ELD-X 170 gr, 2,150 fps, BC 0.232 G7 · 100 yd zero.

overlay up to 2
RangeVelocityEnergyDrop (in)Drop (MOA)
0 yd21491744-1.5″
100 yd198014800.0″0.0
200 yd18171246-7.4″-3.5
300 yd16601040-25.4″-8.1
400 yd1509859-56.0″-13.4
500 yd1364702-102.0″-19.5
600 yd1227568-166.8″-26.5

Point-mass G7/G1 drag model, standard atmosphere — within ~2% of reference solvers to 1000 yd; real barrels and conditions vary. Open in Ballistic Compare →

Performance

Best for HuntingHornady Precision Hunter ELD-X170 gr · ELD-X · 2,150 fps · BC 0.232 G7Buy now →
Best for DefenseWinchester Defender Bonded SP160 gr · Bonded SP · 2,225 fpsBuy now →
Best for TargetHornady ELD Match144 gr · ELD-M · 2,300 fps · BC 0.206 G7Buy now →

Buy links open .350 Legend ammunition at Rivertown Munitions.

Dimensionscase measurements · scale drawing · size vs familiar rounds

Case dimensions — the scale drawing at the top of the page is built from these.

SAAMI · verified
Measuremmin
Bullet ⌀9.070.357
Neck ⌀9.600.378
Shoulder ⌀n/a
Shoulder anglen/a
Base ⌀9.910.390
Rim ⌀9.600.378
Belt ⌀n/a
Rim thickness1.140.045
Neck lengthn/a
Case length43.431.710
Overall length57.402.260~

Size vs familiar rounds

Drawn at true 1:1 — every case is accurate relative to the others. Absolute size depends on your screen's pixel density, so measuring one against a real ruler may be off. .350 Legend is highlighted below.

Factory loads

In production — 364 active loads across 30 brands. Top 15 shown · see all 364 →.

BrandLoadGrainBulletFPSft·lbBC
HornadyELD Match144ELD-M2,3001,6910.206 G7
HornadyPrecision Hunter ELD-X170ELD-X2,1501,7450.232 G7
Sellier & BellotFMJ 124gr124FMJ2,3501,520
WinchesterUSA FMJ 145gr145FMJ2,3501,778
WinchesterDeer Season XP145EXP2,3501,778
BarnesVOR-TX145TTSX BT2,3501,778
BrowningBXR155Rapid Expansion2,3501,900
WinchesterUSA145FMJ2,3501,778
WinchesterCopper Impact145Copper Extreme Point2,3501,778
NoslerBT 150gr150BT2,3251,800
WinchesterDeer Season XP150XP Polymer Tip2,3251,800
NoslerBallistic Tip150Ballistic Tip2,3251,800
WinchesterDeer Season XP150XP2,3251,800
WinchesterDeer Season XP150Extreme Point Polymer Tip2,3251,800
WinchesterCopper Impact LF 150gr150Copper Impact2,3251,800

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

Suitable powders

1 reloading powder listed for .350 Legend, fastest to slowest. Cross-reference in the finder →

Reloading costestimate cost per round vs factory

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.

Firearms chambered in .350 Legend

12 models in the database chamber .350 Legend. Browse all →

S&W Model 350 .350 LegendRuger Ruger Charger .350 Legend 10-inchHenry Repeating Arms Side Gate 350 LegendChristensen Arms Mesa HunterRuger SFARHenry Repeating Arms Henry Side Gate .350 Legend 16.5-inchHenry Repeating Arms Single Shot 350 LegendRuger Precision Rifle .350 Legend 20-inchBravo Company Manufacturing RECCE-16 .350 Legend 16-inchRuger American Go WildHenry Repeating Arms Long Ranger .350 LegendCVA Cascade SB .350 Legend 18-inch

Lineage

Immediate parent
Family TreeOpen .350 Legend in the interactive cartridge family tree

Connected reference

History

Introduced by Winchester in 2019 specifically for states requiring straight-wall cartridges. Instant success due to AR-15 compatibility and excellent ballistics. Fastest-adopted deer cartridge in decades.

FAQs

What twist rate does .350 Legend use?
.350 Legend typically uses a 1:16 twist rate.
What bullet diameter is .350 Legend?
.350 Legend uses a 0.357″ (9.068 mm) diameter bullet.
Is .350 Legend still in production?
.350 Legend is active; typical availability is common.
What is .350 Legend used for?
.350 Legend is primarily used for hunting.
What is .350 Legend based on?
.350 Legend is derived from the .223 Remington case.
What are the best powders for .350 Legend?
Reloading powders commonly listed for .350 Legend include Leverevolution.

Sources & provenance

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 364 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →