Rifle · Not SAAMI standardized · Not standardizedObsolete
8x59mmRB Breda
8x59mmRB Breda is a rebated bottlenecked rifle cartridge of Italy origin.
- Caliber
- 0.3291″ · 8.36 mm
- Introduced
- 1935
- Case
- Rebated
- Primary use
- Hunting
- Status
- Discontinued
- Obsolete
- Obsolete
- Introduced
- 1935
- Type
- Rifle
- Origin
- Italy
- Inventor
- Breda (approx: name-implied maker)
- Manufacturer
- Breda
- Standard
- Not SAAMI standardized · Not standardized
- SAAMI
- Not SAAMI standardized
- Obsolete
- Obsolete
- Status
- Discontinued
- Availability
- Rare
- Case capacity
- 63.8 gr H₂O
- Twist (typical)
- 1:10
- Primer
- Large Rifle
- Case type
- Rebated
- Max pressure
- 46,300 psi, CIP transducer
- Eff. range
- 300 yd
- Max range
- 1500 yd
- Recoil
- 17.8–19.2 ft·lb
Ballistics
Velocity only, no drag model: no published ballistic coefficient is on file for 8x59mmRB Breda, so this is the shape gravity alone gives the advertised velocity. Drag would steepen it. The tool below solves real loads through their published G1 or G7 model.
Open in Ballistic Compare- 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.
Wikipedia · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 8.36 | 0.329 | · |
| Neck ⌀ | 9.14 | 0.360 | · |
| Shoulder ⌀ | 10.80 | 0.425 | · |
| Shoulder angle | 12.2° | — | |
| Base ⌀ | 12.49 | 0.492 | · |
| Rim ⌀ | 11.92 | 0.469 | · |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.40 | 0.055 | · |
| Neck length | 8.63 | 0.340 | |
| Case length | 59.00 | 2.323 | · |
| Overall length | 80.44 | 3.167 | · |
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. 8x59mmRB Breda is highlighted below.
Missing a dimension for 8x59mmRB Breda? Some case measurements aren't in a published SAAMI/CIP drawing yet. Have a factory or reamer print? Send it → — verified hard-to-find data earns a free Lindcott sticker.
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
Introduced around 1935, derived from the unknown.
FAQs
- What twist rate does 8x59mmRB Breda use?
- 8x59mmRB Breda typically uses a 1:10 twist rate.
- What bullet diameter is 8x59mmRB Breda?
- 8x59mmRB Breda uses a 0.3291″ (8.36 mm) diameter bullet.
- Is 8x59mmRB Breda still in production?
- 8x59mmRB Breda is discontinued; typical availability is rare.
- What is 8x59mmRB Breda used for?
- 8x59mmRB Breda is primarily used for hunting.
Sources & provenance
Data & sources. Specs compiled from the Lindcott Armory reference; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →
