Handgun
.375 Super Magnum
A big-bore straight-wall wildcat throwing .375 bullets, built for handgun hunting..
- Caliber
- 0.375″ · 9.525 mm
- Introduced
- 1983
- Case
- Straight
- Status
- Wildcat
- Introduced
- 1983
- Type
- Handgun
- Status
- Wildcat
- Availability
- Rare
- Primer
- Large Rifle
- Eff. range
- 200 yd
Ballistics
- Parent case
- —
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.
SAAMI · approximate| Measure | mm | in | ✓ |
|---|---|---|---|
| Bullet ⌀ | 9.53 | 0.375 | · |
| Neck ⌀ | 10.16 | 0.400 | · |
| Shoulder ⌀ | n/a | ||
| Shoulder angle | n/a | ||
| Base ⌀ | 10.67 | 0.420 | ~ |
| Rim ⌀ | 12.85 | 0.506 | ~ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.60 | 0.063 | ~ |
| Neck length | n/a | ||
| Case length | 40.89 | 1.610 | · |
| Overall length | 55.63 | 2.190 | ~ |
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. .375 Super Magnum 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.
Connected reference
History
A big-bore straight-wall wildcat throwing .375 bullets, built for handgun hunting.
FAQs
- What bullet diameter is .375 Super Magnum?
- .375 Super Magnum uses a 0.375″ (9.525 mm) diameter bullet.
- Is .375 Super Magnum still in production?
- .375 Super Magnum is wildcat; typical availability is rare.
Sources & provenance
- ManufacturerHornady Manufacturing — Hornady Obsolete Load Data — 375 Super Magnum · bullet ⌀, grain weights, velocityarchived
- ManufacturerSierra Bullets — Sierra Handgun Load Data — 375 Super Mag · bullet ⌀, grain weights, velocityarchived
- SecondaryMonster Maximum Magnum (John Taffin) · year
- primaryNew Dan Wesson .375 SuperMags Announced — Dan Wesson Forum (archived), reproducing IHMSA's 'The Silhouette', Nov–Dec 1983 & Jan–Feb 1984 issues · year
Data & sources. Specs compiled from the Lindcott Armory reference; the trajectory is modeled (point-mass), not measured. See methodology. Spotted an error? Report it →
Lindcott Armory