Lindcott Armory Rifle · SAAMI standardized
.22 Extra Long
Obsolete rimfire cartridge bridging .22 Long and early .22 LR.
- Caliber
- 0.223″ · 5.664 mm
- Introduced
- 1880
- Case
- Rimfire
- Primary use
- Small Game, Target
- Status
- Discontinued
- Introduced
- 1880
- Type
- Rifle
- Origin
- United States
- Inventor
- Various / American commercial
- Manufacturer
- Various
- Standard
- SAAMI standardized
- Status
- Discontinued
- Availability
- Collector
- Case capacity
- 12 gr H₂O
- Twist (typical)
- 1:16
- Primer
- Rimfire
- Case type
- Rimfire
- Max pressure
- 18,000 psi
- Eff. range
- 75 yd
- Max range
- 200 yd
- Recoil
- 0.3–0.8 ft·lb
- Subsonic
- Capable
Ballistics
- Parent case
- —
Representative trajectory — modeled from a single velocity input (no published BC for this cartridge yet).
Dimensionscase measurements · scale drawing · size vs familiar rounds
Case dimensions — the scale drawing at the top of the page is built from these.
SAAMI · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 5.66 | 0.223 | ~ |
| Neck ⌀ | 5.71 | 0.225 | ✓ |
| Shoulder ⌀ | n/a | ||
| Shoulder angle | n/a | ||
| Base ⌀ | 5.71 | 0.225 | ✓ |
| Rim ⌀ | 6.99 | 0.275 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.09 | 0.043 | ✓ |
| Neck length | n/a | ||
| Case length | 19.05 | 0.750 | ✓ |
| Overall length | 29.46 | 1.160 | ✓ |
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. .22 Extra Long is highlighted below.
Factory loads
20 catalogued loads. Top 15 shown · see all 20 →.
| Brand | Load | Grain | Bullet | FPS | ft·lb | BC |
|---|---|---|---|---|---|---|
| Various | Standard | 40 | LRN | 1,200 | 128 | — |
| Winchester | Extra Long | 40 | LRN | 1,100 | 107 | — |
| Graf | Standard | 40 | Lead Round Nose | 1,050 | 98 | — |
| Norma | Sport | 40 | Lead Round Nose | 1,050 | 98 | — |
| Graf & Sons | Graf Heritage | 40 | LRN | 1,050 | 98 | — |
| RWS | Classic | 40 | Lead Round Nose | 1,050 | 98 | — |
| RWS | RWS Classic | 40 | LRN | 1,050 | 98 | — |
| Aguila | Standard | 40 | Lead Round Nose | 1,050 | 98 | — |
| Sellier & Bellot | Standard | 40 | Lead Round Nose | 1,050 | 98 | — |
| PPU | Standard | 40 | Lead Round Nose | 1,050 | 98 | — |
| Eley | Sport | 40 | Lead Round Nose | 1,050 | 98 | — |
| Federal | Game-Shok | 40 | Lead Round Nose | 1,050 | 98 | — |
| Winchester | Lead RN | 40 | Lead RN | 1,000 | 89 | — |
| Remington | Lead RN | 40 | Lead RN | 1,000 | 89 | — |
| UMC | Lead RN | 40 | Lead RN | 1,000 | 89 | — |
Velocities are manufacturer-stated (test-barrel). Discontinued loads dimmed.
Firearms chambered in .22 Extra Long
1 model in the database chamber .22 Extra Long. Browse all →
Connected reference
History
Developed circa 1880 for gallery rifles and small-game shooting. Was superseded by the .22 Long Rifle, which offered better accuracy at longer case length. Ammunition production ended by the early 20th century; original chambered revolvers and rifles are collector items.
FAQs
- What twist rate does .22 Extra Long use?
- .22 Extra Long typically uses a 1:16 twist rate.
- What bullet diameter is .22 Extra Long?
- .22 Extra Long uses a 0.223″ (5.664 mm) diameter bullet.
- Is .22 Extra Long still in production?
- .22 Extra Long is discontinued; typical availability is collector.
- What is .22 Extra Long used for?
- .22 Extra Long is primarily used for small game, target.
Sources & provenance
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 20 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →