What twist rate does .44 Henry Rimfire use?

.44 Henry Rimfire typically uses a 1:36 twist rate.

What bullet diameter is .44 Henry Rimfire?

.44 Henry Rimfire uses a 0.446″ (11.328 mm) diameter bullet.

Is .44 Henry Rimfire still in production?

.44 Henry Rimfire is discontinued; typical availability is collector.

What is .44 Henry Rimfire used for?

.44 Henry Rimfire is primarily used for military/le.

Lindcott Armory

Rimfire · Obsolete

.44 Henry Rimfire

The original metallic rimfire cartridge for the Henry rifle, adopted by the Union Army during the Civil War.

Caliber: 0.446″ · 11.328 mm
Introduced: 1860
Case: Rimfire
Primary use: Military/LE
Status: Discontinued

Buy this cartridge

Buy at Rivertown

Buying from Rivertown

Partner link

VelocityBeing verified

EnergyBeing verified

Typical grains216 gr

Identity

Introduced: 1860
Type: Rimfire
Origin: United States
Inventor: B. Tyler Henry / Winchester
Manufacturer: New Haven Arms / Winchester
Standard: Obsolete
Status: Discontinued
Availability: Collector

Build

Case capacity: 18 gr H₂O
Twist (typical): 1:36
Primer: Rimfire
Case type: Rimfire

Pressure & range

Max pressure: 18,000 psi
Eff. range: 100 yd
Recoil: 8–12 ft·lb
Subsonic: Capable

Ballistics

Published velocity/energy data isn't available for .44 Henry Rimfire — an obsolete/collector cartridge.

Performance

Best for Withheld until verified

Dimensionscase measurements · scale drawing · size vs familiar rounds

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

Wikipedia · approximate

Measure	mm	in	✓
Bullet ⌀	11.33	0.446	·
Neck ⌀	11.02	0.434	·
Shoulder ⌀	n/a
Shoulder angle	n/a
Base ⌀	11.20	0.441	·
Rim ⌀	13.16	0.518	·
Belt ⌀	n/a
Rim thickness	1.57	0.062	·
Neck length	n/a
Case length	22.94	0.903	~
Overall length	34.16	1.345	·

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. .44 Henry Rimfire is highlighted below.

Factory loads

Verification

Being verified

Advertised FPS, energy, and BC are withheld until loads clear verification.

Firearms chambered in .44 Henry Rimfire

6 models in the database chamber .44 Henry Rimfire. Browse all →

Henry Repeating Arms Original Henry .44 Henry Rimfire 24-inchNavy Arms Henry Military Rifle 44 RimfireWinchester Model 1866 .44 Henry RimfireWinchester Winchester Model 1866Henry Henry Rifle .44 Henry RimfireNew Haven Arms Company Henry Rifle 1860

Connected reference

FirearmsFirearms in .44 Henry Rimfire

History

Benjamin Henry developed this rimfire cartridge for the Henry Repeating Rifle in 1860. Used during the Civil War, it gave Union soldiers 16-shot capability that shocked Confederate troops. Evolved into the .44-40 Winchester as the Henry became the Winchester Model 1866. The first truly effective repeating rifle cartridge.

FAQs

What twist rate does .44 Henry Rimfire use?: .44 Henry Rimfire typically uses a 1:36 twist rate.
What bullet diameter is .44 Henry Rimfire?: .44 Henry Rimfire uses a 0.446″ (11.328 mm) diameter bullet.
Is .44 Henry Rimfire still in production?: .44 Henry Rimfire is discontinued; typical availability is collector.
What is .44 Henry Rimfire used for?: .44 Henry Rimfire is primarily used for military/le.

Sources & provenance

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 1 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →