top of page

Load data for 8 x 64 S + .323 | 227gr | MEN SPRN

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

8 x 64 S + .323 | 227gr | MEN SPRN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 227gr | MEN SPRN
Bullet Weight:
227gr | 14.7g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.000" | 25.4mm
Caliber:
8 x 64 S load data
Case Length (l3):
2.520" | 64.0mm
Cartridge Length (C.O.L.):
3.392" | 86.2mm
Seated Depth:
0.128" | 3.2mm
Shank Seated Depth:
0.128" | 3.2mm
Case Capacity:
69.5 Grains of Water | 4.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B3789_C1189
Last updated:
2025-02-02

Load data for 156 loads in caliber 8 x 64 S with .323 | 227gr | MEN SPRN bullet and 78 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
87%
52083
89%
**54
100%
ADI AR 2209
<<locked>>
97%
48269
82%
**77
96%
[ADI AR 2213]*
<<locked>>
97%
43381
74%
**11
93%
Accurate 2700
<<locked>>
88%
52373
89%
**21
98%
Accurate 3100
<<locked>>
97%
41118
70%
**49
97%
Accurate 4064
<<locked>>
86%
52591
90%
**48
100%
Accurate 4350
<<locked>>
94%
52489
89%
**36
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
52141
89%
**74
100%
Alliant Reloder-15
<<locked>>
85%
52533
89%
**93
100%
Alliant Reloder-16 👍
<<locked>>
95%
52402
89%
**69
100%
Alliant Reloder-17
<<locked>>
91%
52344
89%
**82
100%
Alliant Reloder-19
<<locked>>
97%
47398
81%
**70
96%
Alliant Reloder-22
<<locked>>
97%
41756
71%
**11
95%
Alliant Reloder-23
<<locked>>
97%
39320
67%
**75
100%
Alliant Reloder-25
<<locked>>
97%
34534
59%
**83
96%
Alliant Reloder-26
<<locked>>
97%
43932
75%
**30
99%
Hodgdon CFE223
<<locked>>
86%
52460
89%
**30
100%
Hodgdon H380
<<locked>>
87%
52156
89%
**87
100%
Hodgdon H414 👍
<<locked>>
90%
52605
90%
**49
99%
Hodgdon H4350
<<locked>>
97%
52736
90%
**90
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
45469
77%
**08
93%
Hodgdon Hybrid 100V
<<locked>>
97%
50778
86%
**84
100%
Hodgdon LVR
<<locked>>
92%
52417
89%
**26
100%
Hodgdon Superperformance
<<locked>>
93%
52663
90%
**82
98%
Hodgdon VARGET
<<locked>>
88%
52489
89%
**61
100%
IMR 3031
<<locked>>
84%
52214
89%
**41
100%
IMR 4064
<<locked>>
88%
52272
89%
**48
100%
IMR 4166 Enduron
<<locked>>
88%
52127
89%
**38
99%
IMR 4350
<<locked>>
95%
52373
89%
**84
98%
IMR 4451 Enduron
<<locked>>
90%
51982
88%
**64
98%
IMR 4831
<<locked>>
97%
48312
82%
**61
100%
IMR 4895
<<locked>>
84%
52257
89%
**90
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44976
77%
**65
93%
[IMR 7828 SSC]*
<<locked>>
97%
43685
74%
**31
93%
Lovex S062
<<locked>>
86%
52460
89%
**48
100%
Lovex S065
<<locked>>
92%
52286
89%
**70
99%
Lovex S070
<<locked>>
94%
52460
89%
**90
99%
Lovex S071
<<locked>>
97%
34679
59%
**24
95%
Norma 201
<<locked>>
83%
52605
90%
**41
100%
Norma 203B
<<locked>>
86%
52779
90%
**90
100%
Norma 204
<<locked>>
95%
52373
89%
**26
97%
Norma MRP
<<locked>>
97%
43830
75%
**84
97%
Norma URP
<<locked>>
95%
52446
89%
**33
100%
Ramshot Big Game
<<locked>>
85%
52489
89%
**07
100%
Ramshot Hunter
<<locked>>
96%
52721
90%
**52
99%
[Ramshot Magnum]*
<<locked>>
97%
39726
68%
**56
94%
ReloadSwiss RS 50
<<locked>>
86%
52272
89%
**74
99%
ReloadSwiss RS 52
<<locked>>
86%
52649
90%
**07
100%
ReloadSwiss RS 60
<<locked>>
92%
52402
89%
**02
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
52562
89%
**59
100%
ReloadSwiss RS 70 👍
<<locked>>
95%
52141
89%
**95
100%
Rottweil R 902
<<locked>>
85%
52808
90%
**34
100%
Rottweil R 903
<<locked>>
89%
52663
90%
**80
100%
Rottweil R 904
<<locked>>
97%
50241
86%
**61
95%
Rottweil R 905
<<locked>>
97%
46180
79%
**51
96%
Rottweil R 907
<<locked>>
91%
52185
89%
**61
98%
SNPE Vectan SP 11
<<locked>>
88%
52707
90%
**16
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
52707
90%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
52852
90%
**31
99%
Shooters World Long Rifle
<<locked>>
92%
52286
89%
**70
99%
Shooters World Precision
<<locked>>
86%
52460
89%
**48
100%
Somchem S355
<<locked>>
89%
52866
90%
**77
100%
Somchem S361
<<locked>>
97%
51300
87%
**48
95%
Somchem S365
<<locked>>
97%
50836
87%
**39
100%
Somchem S385
<<locked>>
97%
47253
80%
**44
97%
Vihtavuori N133
<<locked>>
84%
52736
90%
**49
100%
Vihtavuori N135
<<locked>>
90%
52170
89%
**98
100%
Vihtavuori N140
<<locked>>
85%
52243
89%
**05
100%
Vihtavuori N150
<<locked>>
94%
52808
90%
**44
100%
Vihtavuori N160
<<locked>>
92%
52330
89%
**93
100%
[Vihtavuori N165]*
<<locked>>
97%
39088
67%
**93
94%
Vihtavuori N540
<<locked>>
85%
52605
90%
**41
100%
Vihtavuori N550
<<locked>>
92%
52765
90%
**39
100%
Vihtavuori N555
<<locked>>
97%
43613
74%
**48
100%
[Vihtavuori N560]*
<<locked>>
97%
42192
72%
**31
92%
Winchester 6.5 StaBALL
<<locked>>
94%
52489
89%
**84
100%
Winchester 760 👍
<<locked>>
90%
52605
90%
**49
99%
Winchester StaBALL HD
<<locked>>
97%
35462
60%
**05
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
43091
73%
**13
99%
[ADI AR 2209]*
<<locked>>
85%
32938
56%
**72
90%
[ADI AR 2213]*
<<locked>>
92%
37681
64%
**97
90%
Accurate 2700
<<locked>>
81%
41510
71%
**47
95%
[Accurate 3100]*
<<locked>>
82%
24772
42%
**82
90%
Accurate 4064
<<locked>>
81%
44788
76%
**39
100%
Accurate 4350
<<locked>>
81%
33663
57%
**15
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
42917
73%
**33
100%
Alliant Reloder-15
<<locked>>
81%
46325
79%
**98
100%
Alliant Reloder-16
<<locked>>
81%
33388
57%
**18
97%
Alliant Reloder-17
<<locked>>
81%
37304
64%
**29
99%
[Alliant Reloder-19]*
<<locked>>
84%
31981
54%
**62
90%
[Alliant Reloder-22]*
<<locked>>
88%
32024
55%
**01
90%
[Alliant Reloder-23]*
<<locked>>
81%
24192
41%
**95
94%
[Alliant Reloder-25]*
<<locked>>
88%
26731
46%
**67
90%
[Alliant Reloder-26]*
<<locked>>
81%
25512
43%
**77
91%
Hodgdon CFE223
<<locked>>
81%
44788
76%
**15
99%
Hodgdon H380
<<locked>>
81%
43961
75%
**59
99%
Hodgdon H414
<<locked>>
81%
38740
66%
**10
96%
[Hodgdon H4350]*
<<locked>>
81%
32460
55%
**23
92%
[Hodgdon H4831 SC]*
<<locked>>
91%
38116
65%
**70
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30864
53%
**29
98%
Hodgdon LVR
<<locked>>
81%
36550
62%
**60
97%
[Hodgdon Superperformance]*
<<locked>>
81%
34824
59%
**54
93%
Hodgdon VARGET
<<locked>>
81%
42844
73%
**10
99%
IMR 3031
<<locked>>
81%
47137
80%
**79
100%
IMR 4064
<<locked>>
81%
42409
72%
**97
99%
IMR 4166 Enduron
<<locked>>
81%
41974
71%
**70
96%
[IMR 4350]*
<<locked>>
81%
34171
58%
**65
93%
IMR 4451 Enduron
<<locked>>
81%
39987
68%
**60
96%
IMR 4831
<<locked>>
81%
29544
50%
**03
95%
IMR 4895
<<locked>>
81%
47558
81%
**21
100%
[IMR 4955 Enduron]*
<<locked>>
90%
36695
62%
**08
90%
[IMR 7828 SSC]*
<<locked>>
92%
37231
63%
**93
90%
Lovex S062
<<locked>>
81%
45469
77%
**43
100%
Lovex S065
<<locked>>
81%
37101
63%
**11
97%
Lovex S070
<<locked>>
81%
35360
60%
**95
95%
[Lovex S071]*
<<locked>>
86%
24772
42%
**82
90%
Norma 201
<<locked>>
81%
49414
84%
**95
100%
Norma 203B
<<locked>>
81%
45687
78%
**85
100%
[Norma 204]*
<<locked>>
81%
33359
57%
**72
91%
[Norma MRP]*
<<locked>>
84%
29153
50%
**49
90%
Norma URP
<<locked>>
81%
33692
57%
**05
97%
Ramshot Big Game
<<locked>>
81%
45440
77%
**08
100%
[Ramshot Hunter]*
<<locked>>
81%
32808
56%
**95
94%
[Ramshot Magnum]*
<<locked>>
90%
31604
54%
**69
90%
ReloadSwiss RS 50
<<locked>>
81%
43990
75%
**43
98%
ReloadSwiss RS 52
<<locked>>
81%
44672
76%
**95
100%
ReloadSwiss RS 60
<<locked>>
81%
36318
62%
**20
100%
ReloadSwiss RS 62
<<locked>>
81%
33011
56%
**21
96%
ReloadSwiss RS 70
<<locked>>
81%
32953
56%
**28
95%
Rottweil R 902
<<locked>>
81%
47311
81%
**59
100%
Rottweil R 903
<<locked>>
81%
40524
69%
**97
100%
[Rottweil R 904]*
<<locked>>
86%
35215
60%
**92
90%
[Rottweil R 905]*
<<locked>>
85%
31212
53%
**49
90%
Rottweil R 907
<<locked>>
81%
38551
66%
**31
95%
SNPE Vectan SP 11
<<locked>>
81%
41495
71%
**39
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
42598
73%
**28
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
36477
62%
**62
95%
Shooters World Long Rifle
<<locked>>
81%
37101
63%
**11
97%
Shooters World Precision
<<locked>>
81%
45469
77%
**43
100%
Somchem S355
<<locked>>
81%
40901
70%
**97
100%
[Somchem S361]*
<<locked>>
87%
37623
64%
**15
90%
Somchem S365
<<locked>>
81%
30197
51%
**72
99%
[Somchem S385]*
<<locked>>
81%
28500
49%
**70
90%
Vihtavuori N133
<<locked>>
81%
47892
82%
**90
100%
Vihtavuori N135
<<locked>>
81%
40059
68%
**24
100%
Vihtavuori N140
<<locked>>
81%
46760
80%
**29
100%
Vihtavuori N150
<<locked>>
81%
35099
60%
**69
100%
Vihtavuori N160
<<locked>>
81%
36405
62%
**31
98%
[Vihtavuori N165]*
<<locked>>
89%
30400
52%
**00
90%
Vihtavuori N540
<<locked>>
81%
46499
79%
**52
100%
Vihtavuori N550
<<locked>>
81%
37101
63%
**77
98%
[Vihtavuori N555]*
<<locked>>
81%
26005
44%
**64
94%
[Vihtavuori N560]*
<<locked>>
93%
37217
63%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
34476
59%
**85
99%
Winchester 760
<<locked>>
81%
38740
66%
**10
96%
[Winchester StaBALL HD]*
<<locked>>
81%
21683
37%
**59
91%

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

bottom of page