Rifle · Obsolete

.40-90 Sharps

Large Sharps cartridge for single-shot buffalo rifles of the 1870s–1880s.

Identity
Introduced
1875
Type
Rifle
Origin
United States
Inventor
Sharps Rifle Company
Manufacturer
Sharps Rifle Company
Standard
Obsolete
Status
Obsolete
Availability
Antique
Dimensions
Bullet ⌀
0.403″
Case length
3.25″
Overall length
4.1″
Base ⌀
0.508″
Rim ⌀
0.66″
Case capacity
90 gr H₂O
Twist
1:18
Primer
Boxer Large Rifle
Case type
Rimless
Performance
Max pressure
22,000 psi
Eff. range
200 yd
Recoil
14–20 ft·lb
Subsonic
Capable

Ballistics

Representative trajectory · 100 yd zero0–500 yd
100 yd · zero0″−154″154″ drop @ 500 yd0250500Open in Ballistic Compare ↗
Velocity
1,350–1,500 fps
Energy
1,498–2,099 ft·lb
Typical MSRP
$1.00/rd · price history →
Parent case

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

Factory loads

In production — 4 active loads across 4 brands. Top 15 shown · see all 20 →.

BrandLoadGrainBulletFPSft·lbBC$/rd
Old Western ScroungerOWS Heritage300Lead FP1,5001,499
Graf & SonsGraf Heritage300Lead FP1,5001,499$0.70
Black HillsBlack Hills Cowboy300Lead FP1,5001,499$1.00
Buffalo ArmsBuffalo BPCR300Lead FP1,5001,499$2.80
WinchesterWinchester Standard300LFP1,5001,499
PetersPeters Standard300LFP1,5001,499$0.85
UMCUMC Standard300LFP1,5001,499$0.55
RemingtonBlack Powder300LFP1,4001,305
DoubletapHardcast370Lead Round Nose1,3501,497
JamisonCustom370Lead Round Nose1,3501,497
HSM AmmunitionCowboy370Lead Round Nose1,3501,497
OWSStandard370Lead Round Nose1,3501,497
HirtenbergerStandard370Lead Round Nose1,3501,497
FiocchiClassic370Lead Round Nose1,3501,497
GrafFMJ Standard370Lead Round Nose1,3501,497$0.75

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

Dimensions

.40-90 Sharps 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.

Firearms chambered in .40-90 Sharps

2 models in the database chamber .40-90 Sharps. Browse all →

Sharps-Borchardt Sharps-Borchardt Model 1878Sharps Model 1874 45-70 Government

Connected reference

History

Sharps Rifle Company's large-bore black powder cartridge from the 1870s, used by buffalo hunters on the Great Plains. Fires a 370-grain bullet propelled by 90 grains of black powder. An icon of the hide-hunting era; completely obsolete but reproduced for Sharps reproduction rifles.

FAQs

What twist rate does .40-90 Sharps use?
.40-90 Sharps typically uses a 1:18 twist rate.
What bullet diameter is .40-90 Sharps?
.40-90 Sharps uses a 0.403″ (10.2362 mm) diameter bullet.
Is .40-90 Sharps still in production?
.40-90 Sharps is obsolete; typical availability is antique.
What is .40-90 Sharps used for?
.40-90 Sharps is primarily used for hunting.

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 4 live factory loads; the trajectory is modeled (point-mass), not measured. Spotted an error? Report it →