Rifle · CIP · Not SAAMI standardized · CIP standardizedObsolete
10.3x60mmR
10.3x60mmR is a rimmed bottlenecked rifle cartridge of Switzerland origin.
- Caliber
- 0.415″ · 10.54 mm
- Introduced
- 1880
- Case
- Rimmed
- Parent
- .450/400 BPE 2 3/8"
- Primary use
- Hunting
- Status
- Discontinued
- Obsolete
- Obsolete
- Introduced
- 1880
- Type
- Rifle
- Origin
- Switzerland
- Inventor
- RUAG Ammotec (Thun) (approx: maker of record)
- Manufacturer
- RUAG Ammotec (Thun)
- Standard
- CIP · Not SAAMI standardized · CIP standardized
- SAAMI
- Not SAAMI standardized
- Obsolete
- Obsolete
- Status
- Discontinued
- Availability
- Rare
- Case capacity
- 87 gr H₂O
- Twist (typical)
- 1:17.7
- Primer
- Large Rifle
- Case type
- Rimmed
- Max pressure
- 39,160 psi, CIP transducer
- Eff. range
- 250 yd
- Max range
- 1250 yd
- Recoil
- 50.4–55.6 ft·lb
Ballistics
Velocity only, no drag model: no published ballistic coefficient is on file for 10.3x60mmR, 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
- .450/400 BPE 2 3/8"
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 ⌀ | 10.54 | 0.415 | ✓ |
| Neck ⌀ | 11.40 | 0.449 | ✓ |
| Shoulder ⌀ | 12.50 | 0.492 | ✓ |
| Shoulder angle | 5.2° | — | ≈ |
| Base ⌀ | 13.85 | 0.545 | ✓ |
| Rim ⌀ | 15.70 | 0.618 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.10 | 0.043 | ✓ |
| Neck length | 14.00 | 0.551 | ≈ |
| Case length | 60.80 | 2.394 | ✓ |
| Overall length | 85.00 | 3.346 | ✓ |
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. 10.3x60mmR 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
The 10.3x60mmR is a bottleneck rimmed rifle cartridge originating in Switzerland.
FAQs
- What twist rate does 10.3x60mmR use?
- 10.3x60mmR typically uses a 1:17.7 twist rate.
- What bullet diameter is 10.3x60mmR?
- 10.3x60mmR uses a 0.415″ (10.54 mm) diameter bullet.
- Is 10.3x60mmR still in production?
- 10.3x60mmR is discontinued; typical availability is rare.
- What is 10.3x60mmR used for?
- 10.3x60mmR is primarily used for hunting.
- What is 10.3x60mmR based on?
- 10.3x60mmR is derived from the .450/400 BPE 2 3/8" 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 →
