Rifle · CIP
7mm BR Remington
7mm BR Remington is a rimless bottlenecked rifle cartridge of United States origin.
- Caliber
- 0.2846″ · 7.23 mm
- Introduced
- 1978
- Case
- Rimless
- Parent
- 6mm BR Remington
- Primary use
- Hunting
- Status
- Active
- Introduced
- 1978
- Type
- Rifle
- Origin
- United States
- Inventor
- Mike Walker
- Manufacturer
- Remington Arms
- Standard
- CIP
- Status
- Active
- Availability
- Limited
- Case capacity
- 37.5 gr H₂O
- Twist (typical)
- 1:9.5
- Primer
- Small Rifle
- Case type
- Rimless
- Max pressure
- 58,740 psi, CIP transducer
- Eff. range
- 300 yd
- Max range
- 1500 yd
- Recoil
- 6.8–7.3 ft·lb
Introduced by Remington Arms
Ballistics
Velocity only, no drag model: no published ballistic coefficient is on file for 7mm BR Remington, 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
- 6mm BR Remington
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 ⌀ | 7.23 | 0.285 | ✓ |
| Neck ⌀ | 7.86 | 0.309 | ✓ |
| Shoulder ⌀ | 11.68 | 0.460 | ✓ |
| Shoulder angle | 30° | — | ≈ |
| Base ⌀ | 11.96 | 0.471 | ✓ |
| Rim ⌀ | 12.01 | 0.473 | ✓ |
| Belt ⌀ | n/a | ||
| Rim thickness | 1.37 | 0.054 | ✓ |
| Neck length | 8.00 | 0.315 | ≈ |
| Case length | 38.61 | 1.520 | ✓ |
| Overall length | 54.42 | 2.143 | ✓ |
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 BR Remington 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.
Firearms chambered in 7mm BR Remington
Lineage
Connected reference
History
Introduced around 1978 by Mike Walker, derived from the 6mm BR Remington.
FAQs
- What twist rate does 7mm BR Remington use?
- 7mm BR Remington typically uses a 1:9.5 twist rate.
- What bullet diameter is 7mm BR Remington?
- 7mm BR Remington uses a 0.2846″ (7.23 mm) diameter bullet.
- Is 7mm BR Remington still in production?
- 7mm BR Remington is active; typical availability is limited.
- What is 7mm BR Remington used for?
- 7mm BR Remington is primarily used for hunting.
- What is 7mm BR Remington based on?
- 7mm BR Remington is derived from the 6mm BR Remington 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 →
