Lindcott Armory 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
Real trajectory computed from a representative load — Underwood Ammo ELD-M 165 gr, 2,720 fps, BC 0.297 G7 · 100 yd zero.
| Range | Velocity | Energy | Drop (in) | Drop (MOA) |
|---|---|---|---|---|
| 0 yd | 2719 | 2709 | -1.5″ | — |
| 100 yd | 2569 | 2418 | 0.0″ | 0.0 |
| 200 yd | 2423 | 2150 | -3.8″ | -1.8 |
| 300 yd | 2281 | 1906 | -13.5″ | -4.3 |
| 400 yd | 2144 | 1684 | -30.0″ | -7.2 |
| 500 yd | 2012 | 1482 | -53.9″ | -10.3 |
| 600 yd | 1882 | 1298 | -86.6″ | -13.8 |
| 700 yd | 1757 | 1131 | -129.0″ | -17.6 |
| 800 yd | 1636 | 980 | -182.8″ | -21.8 |
Point-mass G7/G1 drag model, standard atmosphere — within ~2% of reference solvers to 1000 yd; real barrels and conditions vary. Open in Ballistic Compare →
Performance
Buy links open 7.5x55mm Swiss ammunition at Rivertown Munitions.
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
In production — 52 active loads across 23 brands. Top 15 shown · see all 53 →.
| Brand | Load | Grain | Bullet | FPS | ft·lb | BC |
|---|---|---|---|---|---|---|
| Underwood Ammo | ELD-M | 165 | ELD-M | 2,720 | 2,710 | 0.297 G7 |
| Fiocchi | Extrema | 165 | SST | 2,720 | 2,710 | 0.244 G7 |
| Cor-Bon | DPX | 150 | DPX | 2,850 | 2,705 | — |
| Hornady | Custom SP | 165 | InterLock SP | 2,800 | 2,872 | — |
| Federal | Fusion | 165 | Fusion | 2,720 | 2,710 | — |
| DoubleTap | Bonded Defense | 165 | SP | 2,720 | 2,710 | — |
| Hornady | Custom | 165 | SP | 2,720 | 2,710 | — |
| RWS | HMK | 165 | HP | 2,720 | 2,710 | — |
| Nosler | Trophy Grade | 165 | AB | 2,720 | 2,710 | — |
| Browning | BXR | 165 | MaxPoint | 2,720 | 2,710 | — |
| Hornady | Custom | 165 | BTSP | 2,700 | 2,670 | — |
| Barnes | VOR-TX | 168 | TSX BT | 2,700 | 2,719 | — |
| Barnes | VOR-TX | 168 | TSX | 2,690 | 2,699 | — |
| HSM | Trophy Gold | 168 | BTHP | 2,690 | 2,699 | — |
| Lapua | Naturalis | 170 | HP | 2,690 | 2,731 | — |
Velocities are manufacturer-stated (test-barrel). Discontinued loads dimmed.
Suitable powders
1 reloading powder 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.
Sources & provenance
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 →