Rifle · CIP
6.5x64mm Brenneke
6.5x64mm Brenneke is a rimless bottlenecked rifle cartridge of Germany origin.
- Caliber
- 0.2638″ · 6.7 mm
- Introduced
- 1906
- Case
- Rimless
- Parent
- .30-06 Springfield
- Primary use
- Hunting
- Status
- Active
- Introduced
- 1906
- Type
- Rifle
- Origin
- Germany
- Inventor
- Wilhelm Brenneke
- Manufacturer
- Wilhelm Brenneke
- Standard
- CIP
- Status
- Active
- Availability
- Limited
- Case capacity
- 67 gr H₂O
- Twist (typical)
- 1:10.0
- Primer
- Large Rifle Magnum
- Case type
- Rimless
- Max pressure
- 62,366 psi, CIP transducer
- Eff. range
- 400 yd
- Max range
- 2000 yd
- Recoil
- 13.2–14.5 ft·lb
Ballistics
Velocity only, no drag model: no published ballistic coefficient is on file for 6.5x64mm Brenneke, 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
- .30-06 Springfield
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.
CIP TDCC · verified| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 6.70 | 0.264 | ✓ |
| Neck ⌀ | 7.45 | 0.293 | ✓ |
| Shoulder ⌀ | 11.21 | 0.441 | ✓ |
| Shoulder angle | 17.7° | — | ≈ |
| Base ⌀ | 11.97 | 0.471 | ✓ |
| Rim ⌀ | 12.01 | 0.473 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.24 | 0.049 | ✓ |
| Neck length | 9.12 | 0.359 | ≈ |
| Case length | 64.52 | 2.540 | ✓ |
| Overall length | 84.84 | 3.340 | ✓ |
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. 6.5x64mm Brenneke is highlighted below.
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
Connected reference
History
Developed by Wilhelm Brenneke.
FAQs
- What twist rate does 6.5x64mm Brenneke use?
- 6.5x64mm Brenneke typically uses a 1:10.0 twist rate.
- What bullet diameter is 6.5x64mm Brenneke?
- 6.5x64mm Brenneke uses a 0.2638″ (6.7 mm) diameter bullet.
- Is 6.5x64mm Brenneke still in production?
- 6.5x64mm Brenneke is active; typical availability is limited.
- What is 6.5x64mm Brenneke used for?
- 6.5x64mm Brenneke is primarily used for hunting.
- What is 6.5x64mm Brenneke based on?
- 6.5x64mm Brenneke is derived from the .30-06 Springfield case.
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 →
