Rifle · CIP
7mm Mauser
Classic African hunting cartridge beloved by professional hunters.
- Caliber
- 0.2854″ · 7.25 mm
- Introduced
- 1892
- Case
- Rimless
- Primary use
- Military, Hunting
- Status
- Active
- Introduced
- 1892
- Type
- Rifle
- Origin
- Germany
- Inventor
- Paul Mauser
- Manufacturer
- DWM
- Standard
- CIP
- Status
- Active
- Availability
- Common
- Case capacity
- 60 gr H₂O
- Twist (typical)
- 1:9
- Primer
- Large Rifle
- Case type
- Rimless
- Max pressure
- 51,000 psi
- Eff. range
- 550 yd
- Max range
- 4000 yd
- Recoil
- 12–16 ft·lb
Ballistics
Published velocity/energy data isn't available for 7mm Mauser.
Performance
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 · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 7.25 | 0.285 | ~ |
| Neck ⌀ | 8.25 | 0.325 | ✓ |
| Shoulder ⌀ | 10.92 | 0.430 | ✓ |
| Shoulder angle | 20.5° | — | ✓ |
| Base ⌀ | 12.01 | 0.473 | ✓ |
| Rim ⌀ | 12.10 | 0.476 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.15 | 0.045 | ✓ |
| Neck length | 9.59 | 0.378 | ≈ |
| Case length | 57.00 | 2.244 | ✓ |
| Overall length | 78.00 | 3.071 | ✓ |
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. 7mm Mauser is highlighted below.
Factory loads
Being verified
Advertised FPS, energy, and BC are withheld until loads clear verification.
Suitable powders
15 reloading powders listed for 7mm Mauser, fastest to slowest. Cross-reference in the finder →
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.
Firearms chambered in 7mm Mauser
12 models in the database chamber 7mm Mauser. Browse all →
Lineage
Connected reference
History
Designed by Paul Mauser in 1892 and adopted by Spain in 1893. Proved devastatingly effective in Spanish-American War, leading US to adopt .30-06. Famous as the cartridge used by W.D.M. Bell to take over 1,000 elephants with precise shot placement. Marketed as .275 Rigby in Britain. Still highly regarded for hunting.
FAQs
- What twist rate does 7mm Mauser use?
- 7mm Mauser typically uses a 1:9 twist rate.
- What bullet diameter is 7mm Mauser?
- 7mm Mauser uses a 0.2854″ (7.25 mm) diameter bullet.
- Is 7mm Mauser still in production?
- 7mm Mauser is active; typical availability is common.
- What is 7mm Mauser used for?
- 7mm Mauser is primarily used for military, hunting.
- What are the best powders for 7mm Mauser?
- Reloading powders commonly listed for 7mm Mauser include AR 2208, IMR 3031, N135, 203-B, among 15 suitable options.
Sources & provenance
- Standard C.I.P. — C.I.P. TDCC — Tables of Dimensions of Cartridges and Chambers
- Standard SAAMI — ANSI/SAAMI Z299.4 — Centerfire Rifle (Velocity & Pressure Data – Transducer) · grain_ballistics, representative_gun
- Manufacturer Prvi Partizan (PPU USA) — 7mm Mauser | PPU USA Ammunition · grain_ballistics, representative_gun archived
- Manufacturer Federal — Federal Power-Shok Rifle 7mm Mauser 140 Grain (SKU 7B) · grain_ballistics, representative_gun
- Manufacturer Remington — Remington Core-Lokt 7mm Mauser 140 Grain (SKU 29031) · grain_ballistics, representative_gun archived
- Manufacturer Norma — Norma Oryx 7x57 156gr (article 20170012) · grain_ballistics, representative_gun
- Manufacturer Federal — Federal Power-Shok Rifle 7mm Mauser 175 Grain (SKU 7A) · grain_ballistics, representative_gun archived
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 49 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →