Rifle · Not SAAMI standardized · Not standardizedObsolete
.43 Spanish Reformado
Spanish military cartridge for Remington Rolling Block rifles.
- Caliber
- 0.454″ · 11.532 mm
- Introduced
- 1871
- Case
- Rimmed
- Parent
- .43 Spanish
- Primary use
- military
- Status
- Obsolete
- Obsolete
- Obsolete
- Introduced
- 1871
- Type
- Rifle
- Origin
- Spain
- Inventor
- Spanish military
- Manufacturer
- Spanish Military
- Standard
- Not SAAMI standardized · Not standardized
- SAAMI
- Not SAAMI standardized
- Obsolete
- Obsolete
- Status
- Obsolete
- Availability
- Antique
- Case capacity
- 90 gr H₂O
- Twist (typical)
- 1:20
- Primer
- Berdan Large Rifle
- Case type
- Rimmed
- Max pressure
- 18,000 psi, CIP transducer
- Eff. range
- 300 yd
- Max range
- 3800 yd
- Recoil
- 18–27.8 ft·lb
- Subsonic
- Capable
Ballistics
Published velocity/energy data isn't available for .43 Spanish Reformado — an obsolete/collector cartridge. Parent case: .43 Spanish.
Performance
Dimensionscase measurements · scale drawing · size vs familiar rounds
Case dimensions — the scale drawing at the top of the page is built from these.
Wikipedia · secondary source| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 11.53 | 0.454 | · |
| Neck ⌀ | 11.84 | 0.466 | · |
| Shoulder ⌀ | n/a | ||
| Shoulder angle | n/a | ||
| Base ⌀ | 13.34 | 0.525 | · |
| Rim ⌀ | 16.03 | 0.631 | · |
| Belt ⌀ | n/a | ||
| Rim thickness | 2.16 | 0.085 | ~ |
| Neck length | n/a | ||
| Case length | 57.40 | 2.260 | · |
| Overall length | 77.72 | 3.060 | ~ |
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. .43 Spanish Reformado 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.
Lineage
History
Spain adopted the Remington Rolling Block rifle in 1867, chambered for this black powder cartridge. After military modernization with the Mauser system in 1893, the cartridge was adapted (Reformado) by altering existing rifles for a modified round. Used in Spanish colonial conflicts through the late 19th century.
FAQs
- What twist rate does .43 Spanish Reformado use?
- .43 Spanish Reformado typically uses a 1:20 twist rate.
- What bullet diameter is .43 Spanish Reformado?
- .43 Spanish Reformado uses a 0.454″ (11.532 mm) diameter bullet.
- Is .43 Spanish Reformado still in production?
- .43 Spanish Reformado is obsolete; typical availability is antique.
- What is .43 Spanish Reformado used for?
- .43 Spanish Reformado is primarily used for military.
- What is .43 Spanish Reformado based on?
- .43 Spanish Reformado is derived from the .43 Spanish case.
Sources & provenance
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 5 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →
