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Load data for 8 mm Rem. Mag. + .323 | 220gr | Barnes X S

Recommended Powder(s):

8 mm Rem. Mag. + .323 | 220gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 220gr | Barnes X S
Manufacturer SKU:
32315
Bullet Weight:
220gr | 14.3g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.470" | 37.3mm
Caliber:
8 mm Rem. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.774" | 19.7mm
Shank Seated Depth:
0.774" | 19.7mm
Case Capacity:
98.0 Grains of Water | 6.36 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
66717 psi | 4600 bar
LID:
LID_B656_C1155
Last updated:
2025-01-01

Load data for 146 loads in caliber 8 mm Rem. Mag. with .323 | 220gr | Barnes X S bullet and 73 powder(s). The key underlying parameters are shown in the table above.

  • Important Notice: DO NOT go below Minimum Charge or above Maximum Charge unless there are reasons. Since xxlreloading.com has no control over the equipment and components used by the customer and the data used in connection with the website, any responsibility and liability for the results achieved is rejected. Also see our Terms of Service

    Questions regarding the load data: Please read the information in the next tab "Explanations".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

    Our default view only displays powders/loads that fulfill certain criteria: Max pressure of a load <=90% of Max. Standardized Pressure. Fill Rate (Min FR): >80% and <100% for rife loads,  >60% and <100% for pistol loads. Min. Propellant Combustion (Min z): >90% for rifle loads , >80% for pistol/revolver loads. Relax these criteria at your own risk to potentially get more powders shown in the load tables.

    .

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Click on the desired row in the tables below to add a specific load / powder to your Diary and manage there.

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
85%
59263
89%
**80
100%
ADI AR 2209 👍
<<locked>>
96%
59959
90%
**95
99%
ADI AR 2213
<<locked>>
97%
55767
84%
**62
98%
[ADI AR 2217]*
<<locked>>
97%
41771
63%
**93
94%
ADI AR 2225
<<locked>>
97%
37637
56%
**70
96%
Accurate 2700
<<locked>>
86%
59959
90%
**57
100%
Accurate 3100
<<locked>>
97%
57392
86%
**03
100%
Accurate 4350
<<locked>>
89%
59538
89%
**43
100%
Accurate MAGPRO
<<locked>>
97%
54969
82%
**72
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
59350
89%
**80
100%
Alliant Reloder-16
<<locked>>
91%
59146
89%
**79
100%
Alliant Reloder-17
<<locked>>
87%
59654
89%
**92
100%
Alliant Reloder-19 👍
<<locked>>
96%
59901
90%
**82
99%
Alliant Reloder-22
<<locked>>
97%
55680
83%
**69
99%
Alliant Reloder-23
<<locked>>
97%
53084
80%
**00
100%
Alliant Reloder-25
<<locked>>
97%
46282
69%
**41
100%
Alliant Reloder-26 👍
<<locked>>
96%
59437
89%
**71
100%
[Hodgdon H1000]*
<<locked>>
97%
41771
63%
**93
94%
Hodgdon H414
<<locked>>
86%
59509
89%
**72
100%
Hodgdon H4350
<<locked>>
93%
59930
90%
**26
100%
Hodgdon H4831
<<locked>>
97%
51793
78%
**44
96%
Hodgdon H4831 SC
<<locked>>
97%
58247
87%
**40
98%
Hodgdon Hybrid 100V
<<locked>>
93%
59741
90%
**07
100%
Hodgdon LVR
<<locked>>
88%
59596
89%
**43
100%
Hodgdon Retumbo
<<locked>>
97%
37637
56%
**70
96%
Hodgdon Superperformance
<<locked>>
89%
59596
89%
**02
100%
Hodgdon VARGET
<<locked>>
85%
59828
90%
**84
100%
IMR 4064
<<locked>>
85%
59669
89%
**67
100%
IMR 4166 Enduron
<<locked>>
86%
59393
89%
**74
100%
IMR 4350
<<locked>>
91%
59408
89%
**17
100%
IMR 4451 Enduron
<<locked>>
87%
59292
89%
**97
100%
IMR 4831
<<locked>>
95%
59190
89%
**20
100%
IMR 4955 Enduron
<<locked>>
97%
57377
86%
**94
98%
IMR 7828 SSC
<<locked>>
97%
58044
87%
**12
98%
Lovex S065
<<locked>>
89%
59901
90%
**90
100%
Lovex S070
<<locked>>
90%
59785
90%
**17
100%
Lovex S071
<<locked>>
97%
48588
73%
**69
99%
Norma 204
<<locked>>
91%
59640
89%
**62
99%
[Norma 217]*
<<locked>>
97%
34055
51%
**15
94%
Norma MRP 👍
<<locked>>
97%
58813
88%
**48
100%
Norma URP
<<locked>>
91%
59930
90%
**53
100%
Ramshot Hunter
<<locked>>
91%
59582
89%
**72
100%
Ramshot Magnum
<<locked>>
97%
53998
81%
**30
99%
ReloadSwiss RS 50
<<locked>>
84%
60031
90%
**07
100%
ReloadSwiss RS 60
<<locked>>
88%
59886
90%
**15
100%
ReloadSwiss RS 62
<<locked>>
90%
59596
89%
**66
100%
ReloadSwiss RS 70
<<locked>>
91%
59857
90%
**31
100%
ReloadSwiss RS 76
<<locked>>
97%
45542
68%
**87
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
40930
61%
**62
93%
Rottweil R 903
<<locked>>
85%
59741
90%
**87
100%
Rottweil R 904
<<locked>>
95%
59437
89%
**33
98%
Rottweil R 905 👍
<<locked>>
96%
59988
90%
**82
99%
Rottweil R 907
<<locked>>
88%
59640
89%
**97
100%
SNPE Vectan SP 11
<<locked>>
85%
59625
89%
**26
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
59785
90%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
59770
90%
**54
100%
Shooters World Long Rifle
<<locked>>
89%
59901
90%
**90
100%
Somchem S355
<<locked>>
85%
59509
89%
**80
100%
Somchem S361
<<locked>>
94%
59712
90%
**00
98%
Somchem S365
<<locked>>
93%
59640
89%
**53
100%
Somchem S385
<<locked>>
96%
59654
89%
**40
100%
Vihtavuori N135
<<locked>>
86%
59669
89%
**92
100%
Vihtavuori N150
<<locked>>
90%
59538
89%
**44
100%
Vihtavuori N160
<<locked>>
88%
59814
90%
**13
100%
Vihtavuori N165
<<locked>>
97%
51938
78%
**21
99%
Vihtavuori N550
<<locked>>
88%
59306
89%
**46
100%
Vihtavuori N555
<<locked>>
97%
59654
89%
**76
100%
Vihtavuori N560
<<locked>>
97%
55912
84%
**95
98%
Vihtavuori N565
<<locked>>
97%
48689
73%
**61
96%
[Vihtavuori N568]*
<<locked>>
97%
42815
64%
**89
93%
Winchester 6.5 StaBALL
<<locked>>
90%
59799
90%
**94
100%
Winchester 760
<<locked>>
86%
59509
89%
**72
100%
Winchester StaBALL HD
<<locked>>
97%
48965
73%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53301
80%
**92
100%
ADI AR 2209
<<locked>>
81%
38464
58%
**11
95%
[ADI AR 2213]*
<<locked>>
81%
34693
52%
**39
91%
[ADI AR 2217]*
<<locked>>
90%
33895
51%
**10
90%
[ADI AR 2225]*
<<locked>>
85%
27688
42%
**88
90%
Accurate 2700
<<locked>>
81%
52040
78%
**43
99%
Accurate 3100
<<locked>>
81%
35404
53%
**20
97%
Accurate 4350
<<locked>>
81%
46325
69%
**46
100%
[Accurate MAGPRO]*
<<locked>>
85%
37289
56%
**31
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
54621
82%
**21
100%
Alliant Reloder-16
<<locked>>
81%
43149
65%
**26
100%
Alliant Reloder-17
<<locked>>
81%
49255
74%
**48
100%
Alliant Reloder-19
<<locked>>
81%
38247
57%
**08
95%
[Alliant Reloder-22]*
<<locked>>
81%
34374
52%
**56
93%
Alliant Reloder-23
<<locked>>
81%
33272
50%
**39
99%
Alliant Reloder-25
<<locked>>
81%
29747
45%
**51
95%
Alliant Reloder-26
<<locked>>
81%
35752
54%
**57
98%
[Hodgdon H1000]*
<<locked>>
90%
33895
51%
**10
90%
Hodgdon H414
<<locked>>
81%
51024
76%
**41
99%
Hodgdon H4350
<<locked>>
81%
41930
63%
**28
97%
[Hodgdon H4831]*
<<locked>>
82%
33765
51%
**77
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35984
54%
**33
91%
Hodgdon Hybrid 100V
<<locked>>
81%
41379
62%
**34
100%
Hodgdon LVR
<<locked>>
81%
47877
72%
**72
100%
[Hodgdon Retumbo]*
<<locked>>
85%
27688
42%
**88
90%
Hodgdon Superperformance
<<locked>>
81%
45847
69%
**95
98%
Hodgdon VARGET
<<locked>>
81%
53142
80%
**92
100%
IMR 4064
<<locked>>
81%
52823
79%
**75
100%
IMR 4166 Enduron
<<locked>>
81%
51372
77%
**49
99%
IMR 4350
<<locked>>
81%
43918
66%
**64
98%
IMR 4451 Enduron
<<locked>>
81%
49530
74%
**46
99%
IMR 4831
<<locked>>
81%
40059
60%
**18
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36419
55%
**06
92%
[IMR 7828 SSC]*
<<locked>>
81%
35433
53%
**72
92%
Lovex S065
<<locked>>
81%
47761
72%
**10
99%
Lovex S070
<<locked>>
81%
46108
69%
**03
99%
Lovex S071
<<locked>>
81%
31053
47%
**15
95%
Norma 204
<<locked>>
81%
43656
65%
**00
96%
[Norma 217]*
<<locked>>
90%
28253
42%
**44
90%
Norma MRP
<<locked>>
81%
35636
53%
**15
96%
Norma URP
<<locked>>
81%
44672
67%
**20
100%
Ramshot Hunter
<<locked>>
81%
43526
65%
**16
99%
[Ramshot Magnum]*
<<locked>>
81%
32126
48%
**93
93%
ReloadSwiss RS 50
<<locked>>
81%
55405
83%
**41
100%
ReloadSwiss RS 60
<<locked>>
81%
47529
71%
**38
100%
ReloadSwiss RS 62
<<locked>>
81%
45295
68%
**56
100%
ReloadSwiss RS 70
<<locked>>
81%
43381
65%
**62
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28282
42%
**31
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
36405
55%
**51
90%
Rottweil R 903
<<locked>>
81%
53084
80%
**95
100%
[Rottweil R 904]*
<<locked>>
81%
39740
60%
**92
94%
Rottweil R 905
<<locked>>
81%
37753
57%
**02
95%
Rottweil R 907
<<locked>>
81%
48602
73%
**30
98%
SNPE Vectan SP 11
<<locked>>
81%
53505
80%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52489
79%
**70
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
47108
71%
**64
99%
Shooters World Long Rifle
<<locked>>
81%
47761
72%
**10
99%
Somchem S355
<<locked>>
81%
52823
79%
**85
100%
[Somchem S361]*
<<locked>>
81%
40582
61%
**85
93%
Somchem S365
<<locked>>
81%
41843
63%
**90
100%
Somchem S385
<<locked>>
81%
38595
58%
**85
96%
Vihtavuori N135
<<locked>>
81%
51532
77%
**84
100%
Vihtavuori N150
<<locked>>
81%
45498
68%
**41
100%
Vihtavuori N160
<<locked>>
81%
47819
72%
**43
100%
[Vihtavuori N165]*
<<locked>>
81%
32706
49%
**51
93%
Vihtavuori N550
<<locked>>
81%
48472
73%
**82
100%
Vihtavuori N555
<<locked>>
81%
37289
56%
**08
99%
[Vihtavuori N560]*
<<locked>>
81%
34403
52%
**62
91%
[Vihtavuori N565]*
<<locked>>
83%
32068
48%
**06
90%
[Vihtavuori N568]*
<<locked>>
93%
37434
56%
**64
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44860
67%
**84
100%
Winchester 760
<<locked>>
81%
51024
76%
**41
99%
Winchester StaBALL HD
<<locked>>
81%
27615
41%
**62
99%

Start Load - Barrel Length: 23.60''

Any powder missing? Then click here.

FR ... fill rate of the cartridge in percent

MaxP ... max. pressure of load in psi or bar

% ... max. pressure of load in percent of the maximum allowed pressure for this caliber 

V(0) ... muzzle velocity in feet per second (fps) or  meters per second (m/s)

z ... powder burnt in percent

[...] *... not dangerous but load has suboptimal powder burnt with possible characteristics such as extensive muzzle flash or inaccurate loads.

[...] ²... fill rate low - you might want to consider using a filler to ensure proper ignition.

[...] ᴾ... possible press load - work up slowly to this load while watching for signs of excessive pressure.

👍  ... recommended powder/load for this caliber and bullet combination based on its ballistic performance.

<<locked>>... you need to buy an access license to unlock the data

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