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Case Capacities - Reloading Brass

We like to collect the case capacity of as many calibers and brass manufacturers as possible to provide even more accurate load data and to help the entire xxlreloading.com community make more educated and better decisions. Once we have sufficient data points, we will add the data to our caliber and load dataPlease share your case capacity data below if you have measured your brass!

Reloading brass

1) Please mention if you measured new, unused brass or re-used brass, etc.

Submissions

You need to have an access license and at least contributed one case capacity submission to unlock the data.

Caliber

Brass 

Case Capacity

Added

CL/Comment

.44 Rem. Mag.

Geco

<< locked >>

7/23/25

1.28'' | 32.45 / 1,28" wiedergledaden

.44 Rem. Mag.

Geco

<< locked >>

7/23/25

/ wiedergeladen

.44 Rem. Mag.

Geco

<< locked >>

7/23/25

1.28'' | 32.45 /

.44 Rem. Mag.

Geco

<< locked >>

7/23/25

1.61'' | 40.89 /

.223 Rem.

Norma

<< locked >>

7/22/25

/

.223 Rem.

Norma

<< locked >>

7/22/25

1.750'' | 44.4 / 1,465 headspace

.338 Lapua Mag.

Hornady

<< locked >>

7/19/25

2.71'' | 68.8 /

.338 Lapua Mag.

RWS

<< locked >>

7/19/25

2.71'' | 68.8 /

.300 Win. Mag.

Hornady

<< locked >>

7/16/25

/

.300 Win. Mag.

Hornady

<< locked >>

7/16/25

/

6.5 PRC

Lapua

<< locked >>

7/8/25

0.08'' | 2.025 /

.375 CheyTAC

Peterson Cartridge

<< locked >>

6/27/25

3.02'' | 76.7 /

.375 CheyTAC

Peterson Cartridge

<< locked >>

6/27/25

3.02'' | 76.7 /

7 x 57 R

Geco

<< locked >>

6/25/25

2.23'' | 56.62 /

7 mm PRC

Hornady

<< locked >>

6/25/25

/

6.5 Creedmoor

Hornady

<< locked >>

6/24/25

2.8'' | 71.1 /

6.5 Creedmoor

Hornady

<< locked >>

6/24/25

2.80'' | 71.20 /

.338 Lapua Mag.

Lapua

<< locked >>

6/24/25

2.72'' | 69.0 / neu

.308 Win.

Hornady

<< locked >>

6/24/25

/

.308 Win.

Hornady

<< locked >>

6/18/25

2.01'' | 51 / wiederverwendete Hülsen mit Halskalibrierung

<< locked >> =you need an access license and at least have contributed one case capacity to view this data.

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