Revolver · Obsolete
.442 Webley RIC
Webley's compact revolver cartridge for Royal Irish Constabulary pattern revolvers from 1872.
- Caliber
- 0.436″ · 11.074 mm
- Introduced
- 1872
- Case
- Rimmed
- Primary use
- Self-Defense
- Status
- Discontinued
- Introduced
- 1872
- Type
- Revolver
- Origin
- United Kingdom
- Inventor
- Webley & Scott
- Manufacturer
- Webley & Scott
- Standard
- Obsolete
- Status
- Discontinued
- Availability
- Collector
- Case capacity
- 18 gr H₂O
- Twist (typical)
- 1:20
- Primer
- Boxer Small Pistol
- Case type
- Rimmed
- Max pressure
- 18,000 psi
- Eff. range
- 25 yd
- Recoil
- 2.5–3.5 ft·lb
- Subsonic
- Capable
Introduced by Webley & Scott
Ballistics
Published velocity/energy data isn't available for .442 Webley RIC — an obsolete/collector cartridge.
Performance
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 ⌀ | 11.07 | 0.436 | ✓ |
| Neck ⌀ | 11.94 | 0.470 | ✓ |
| Shoulder ⌀ | n/a | ||
| Shoulder angle | n/a | ||
| Base ⌀ | 11.99 | 0.472 | ✓ |
| Rim ⌀ | 12.78 | 0.503 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 0.84 | 0.033 | ✓ |
| Neck length | n/a | ||
| Case length | 17.53 | 0.690 | ~ |
| Overall length | 27.94 | 1.100 | ✓ |
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. .442 Webley RIC is highlighted below.
Factory loads
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.
Connected reference
History
Webley & Scott developed this cartridge for the Royal Irish Constabulary pattern revolver in 1872. The compact, low-velocity load was designed for police use where over-penetration was a concern. Widely issued to British colonial police forces throughout the Empire through WWII.
FAQs
- What twist rate does .442 Webley RIC use?
- .442 Webley RIC typically uses a 1:20 twist rate.
- What bullet diameter is .442 Webley RIC?
- .442 Webley RIC uses a 0.436″ (11.074 mm) diameter bullet.
- Is .442 Webley RIC still in production?
- .442 Webley RIC is discontinued; typical availability is collector.
- What is .442 Webley RIC used for?
- .442 Webley RIC is primarily used for self-defense.
Sources & provenance
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 7 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →