Rifle · Obsolete

.351 Winchester

Winchester's early semi-rimless self-loading cartridge for the Model 1907 rifle.

Identity
Introduced
1907
Type
Rifle
Origin
United States
Inventor
Winchester
Manufacturer
Winchester
Standard
Obsolete
Status
Discontinued
Availability
Collector
Dimensions
Bullet ⌀
0.351″
Case length
1.386″
Overall length
1.9″
Base ⌀
0.381″
Rim ⌀
0.405″
Case capacity
32 gr H₂O
Twist
1:16
Primer
Boxer Small Rifle
Case type
Rimless
Performance
Max pressure
39,000 psi
Eff. range
300 yd
Recoil
7–10 ft·lb
Subsonic
Capable

Ballistics

Representative trajectory · 100 yd zero0–500 yd
100 yd · zero0″−96″96″ drop @ 500 yd0250500Open in Ballistic Compare ↗
Velocity
1,850–1,900 fps
Energy
1,368–1,443 ft·lb
Typical MSRP
$2.80/rd · price history →
Parent case

Representative trajectory — modeled from a single velocity input, not a measured load.

Factory loads

In production — 2 active loads across 1 brand. Top 15 shown · see all 20 →.

BrandLoadGrainBulletFPSft·lbBC$/rd
Buffalo ArmsBuffalo Cowboy180SP1,8701,397$2.80
Buffalo ArmsCowboy180Lead Flat Nose1,8001,295$2.80
RemingtonRemington Standard180SP1,8701,397
PetersPeters Standard180SP1,8701,397$0.85
Western Cartridge Co.Western Standard180SP1,8701,397
UMCUMC Standard180SP1,8701,397$0.55
Sellier & BellotS&B Standard180SP1,8701,397$0.65
KynochKynoch180SP1,8701,397$8.00
FiocchiClassic180Soft Point1,8501,368
WinchesterSL180Soft Point1,8501,368
NormaClassic180Soft Point1,8501,368$1.80
ArmscorStandard180Soft Point1,8501,368$0.06
RWSClassic180Soft Point1,8501,368$1.60
PPUStandard180Soft Point1,8501,368$0.55
KynochClassic180Soft Point1,8501,368$8.00

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

Dimensions

.351 Winchester cartridge dimensions diagram

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

Winchester introduced this semi-rimless cartridge in 1907 for their Model 1907 semi-automatic police rifle. Designed for reliable function in a blow-back operated action. Used by some police forces and exported to France in WWI. Discontinued when the semi-auto rifle market consolidated.

FAQs

What twist rate does .351 Winchester use?
.351 Winchester typically uses a 1:16 twist rate.
What bullet diameter is .351 Winchester?
.351 Winchester uses a 0.351″ (8.9154 mm) diameter bullet.
Is .351 Winchester still in production?
.351 Winchester is discontinued; typical availability is collector.
What is .351 Winchester used for?
.351 Winchester is primarily used for hunting.

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 2 live factory loads; the trajectory is modeled (point-mass), not measured. Spotted an error? Report it →