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Lindcott Armory

Shotgun · SAAMI

10 Gauge

Also known as 10 ga · 10 bore

The most powerful production shotshell.

Caliber
0.775″ · 19.685 mm
Introduced
1866
Case
Rimmed
Primary use
Waterfowl, Turkey
Status
Active

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VelocityBeing verified
EnergyBeing verified
Typical grains656 · 765 · 875 gr
Identity
Introduced
1866
Type
Shotgun
Origin
United Kingdom
Inventor
Various (historical)
Manufacturer
Various
Standard
SAAMI
Status
Active
Availability
Common
Build
Twist (typical)
N/A (smoothbore)
Primer
209 Shotshell
Case type
Rimmed
Pressure & range
Max pressure
11,000 psi
Eff. range
50 yd
Max range
200 yd
Recoil
28–45 ft·lb
Subsonic
Capable

Ballistics

Published velocity/energy data isn't available for 10 Gauge.

Performance

Best for Withheld until verified
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.

CIP TDCC · verified
Measuremmin✓
Bullet ⌀ 19.680.775 ✓
Neck ⌀ 21.700.854 ✓
Shoulder ⌀ n/a
Shoulder angle n/a
Base ⌀ 21.300.839 ✓
Rim ⌀ 23.650.931 ✓
Belt ⌀ n/a
Rim thickness 1.900.075 ✓
Neck length n/a
Case length 88.903.500 ✓
Overall length 78.993.110 ~

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. 10 Gauge is highlighted below.

Factory loads

Verification

Being verified

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

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 10 Gauge

12 models in the database chamber 10 Gauge. Browse all →

Browning BPS 10 GaugeBrowning BPS Hunter 12 Gauge 3-inch 28-inchBrowning BPS Hunter 12 GA 28-inchBrowning BPS StalkerBrowning BPS FieldBrowning Gold 10 ga 28-inchBrowning BPS 10 ga 26-inchRemington SP-10 MagnumBrowning BPS 10 Gauge 26-inchIthaca Gun Company Mag-10Ithaca Gun Company NID (New Ithaca Double)Ithaca Gun Company Flues 12 Gauge 28-inch

Connected reference

Loads71 factory loads for 10 GaugeFirearmsFirearms in 10 Gauge

History

One of the oldest bore sizes, standardized in the 19th century. Before 3.5" 12 gauge shells existed, the 10 gauge was the only option for extreme-range waterfowl. Still used by dedicated waterfowlers for its payload capacity.

FAQs

What twist rate does 10 Gauge use?
10 Gauge typically uses a N/A (smoothbore) twist rate.
What bullet diameter is 10 Gauge?
10 Gauge uses a 0.775″ (19.685 mm) diameter bullet.
Is 10 Gauge still in production?
10 Gauge is active; typical availability is common.
What is 10 Gauge used for?
10 Gauge is primarily used for waterfowl, turkey.

Sources & provenance

Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 70 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →