Rifle · Obsolete / Non-standard
7.5x55mm Swiss
Extremely accurate Swiss military cartridge.
- Caliber
- 0.3063″ · 7.78 mm
- Introduced
- 1911
- Case
- Rimless
- Primary use
- Military, Target, Hunting
- Status
- Active
- Introduced
- 1911
- Type
- Rifle
- Origin
- Switzerland
- Inventor
- Swiss Federal Ammunition Factory
- Manufacturer
- RUAG Ammotec
- Standard
- Obsolete / Non-standard
- Status
- Active
- Availability
- Moderate
- Case capacity
- 60 gr H₂O
- Twist (typical)
- 1:10.6
- Primer
- Large Rifle
- Case type
- Rimless
- Max pressure
- 56,000 psi
- Eff. range
- 800 yd
- Max range
- 4000 yd
- Recoil
- 12–16 ft·lb
Ballistics
Published velocity/energy data isn't available for 7.5x55mm Swiss.
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 ⌀ | 7.78 | 0.306 | ~ |
| Neck ⌀ | 8.58 | 0.338 | ✓ |
| Shoulder ⌀ | 11.63 | 0.458 | ✓ |
| Shoulder angle | 30.5° | — | ✓ |
| Base ⌀ | 12.64 | 0.498 | ✓ |
| Rim ⌀ | 12.65 | 0.498 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.65 | 0.065 | ✓ |
| Neck length | 8.52 | 0.335 | ≈ |
| Case length | 55.60 | 2.189 | ✓ |
| Overall length | 77.70 | 3.059 | ✓ |
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. 7.5x55mm Swiss is highlighted below.
Factory loads
Being verified
Advertised FPS, energy, and BC are withheld until loads clear verification.
Suitable powders
8 reloading powders listed for 7.5x55mm Swiss, 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 7.5x55mm Swiss
12 models in the database chamber 7.5x55mm Swiss. Browse all →
Connected reference
History
Adopted by Switzerland in 1911 for the Schmidt-Rubin rifles. Swiss neutrality meant it never saw combat but was perfected for accuracy. Swiss GP11 military surplus ammunition is famous for being match-grade quality. Still used for Swiss militia training and competition shooting.
FAQs
- What twist rate does 7.5x55mm Swiss use?
- 7.5x55mm Swiss typically uses a 1:10.6 twist rate.
- What bullet diameter is 7.5x55mm Swiss?
- 7.5x55mm Swiss uses a 0.3063″ (7.78 mm) diameter bullet.
- Is 7.5x55mm Swiss still in production?
- 7.5x55mm Swiss is active; typical availability is moderate.
- What is 7.5x55mm Swiss used for?
- 7.5x55mm Swiss is primarily used for military, target, hunting.
- What are the best powders for 7.5x55mm Swiss?
- Reloading powders commonly listed for 7.5x55mm Swiss include IMR 3031, 203-B, Vihtavuori N140, N540, among 8 suitable options.
Sources & provenance
- Standard C.I.P. — C.I.P. TDCC — Tables of Dimensions of Cartridges and Chambers
- Manufacturer PPU USA (Prvi Partizan) — 7.5x55 SWISS | PPU USA Ammunition · grain_ballistics, representative_gun archived
- Manufacturer Prvi Partizan (Serbia) — PPU 2018 Catalog (prvipartizan.com) · grain_ballistics, representative_gun
- Manufacturer Steinel Ammunition Co. — 7.5 x 55 Swiss 175gr FMJBT (GP11) · grain_ballistics, representative_gun
- Manufacturer Norma Precision — Norma Oryx 7,5x55 Swiss 11.7g (product 20174722) · grain_ballistics, representative_gun archived
Data & sources. Specs compiled from the Lindcott Armory reference; availability counted from 52 live factory loads; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →