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Load data for 8 x 64 S + .323 | 180gr | Sako Powerhead

Recommended Powder(s): Bofors RP3, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

8 x 64 S + .323 | 180gr | Sako Powerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 180gr | Sako Powerhead
Manufacturer SKU:
SPH323.180
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.425" | 36.2mm
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:
0.553" | 14.0mm
Shank Seated Depth:
0.395" | 10.0mm
Case Capacity:
69.5 Grains of Water | 4.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B12014_C1189
Last updated:
2025-12-08
Recommended Twist Rate:
1:11 - 1:10

Load data for 176 loads in caliber 8 x 64 S with .323 | 180gr | Sako Powerhead bullet and 88 powders such as Bofors RP3, IMR 4895, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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 2206H
<<locked>>
88%
52518
89%
**56
99%
ADI AR 2208
<<locked>>
94%
52257
89%
**33
99%
Accurate 2015
<<locked>>
84%
52301
89%
**54
100%
Accurate 2200
<<locked>>
86%
52286
89%
**13
98%
Accurate 2495
<<locked>>
87%
52199
89%
**26
100%
Accurate 2520
<<locked>>
87%
52576
89%
**53
100%
Accurate 2700
<<locked>>
94%
52069
89%
**64
95%
Accurate 4064
<<locked>>
93%
52098
89%
**40
100%
Accurate 4350
<<locked>>
97%
44324
75%
**87
97%
Alliant AR-Comp
<<locked>>
87%
52431
89%
**10
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
52025
89%
**62
100%
Alliant Reloder-15
<<locked>>
91%
52054
89%
**66
99%
Alliant Reloder-16
<<locked>>
97%
43874
75%
**84
97%
Alliant Reloder-17
<<locked>>
97%
50227
86%
**35
100%
[Alliant Reloder-23]*
<<locked>>
97%
31154
53%
**11
94%
Baschieri & Pellagri 107
<<locked>>
89%
52736
90%
**72
99%
Bofors RP3 👍
<<locked>>
94%
52794
90%
**85
100%
Bofors RP7
<<locked>>
97%
51401
88%
**07
95%
Hodgdon BL-C2
<<locked>>
87%
52765
90%
**85
100%
Hodgdon Benchmark
<<locked>>
86%
52852
90%
**90
100%
Hodgdon CFE223
<<locked>>
92%
52344
89%
**15
99%
Hodgdon H322
<<locked>>
85%
52156
89%
**13
100%
Hodgdon H380
<<locked>>
93%
52069
89%
**59
98%
Hodgdon H414
<<locked>>
97%
51895
88%
**08
96%
[Hodgdon H4350]*
<<locked>>
97%
42757
73%
**75
92%
Hodgdon Hybrid 100V
<<locked>>
97%
40350
69%
**79
98%
Hodgdon LVR
<<locked>>
97%
48718
83%
**49
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48196
82%
**49
94%
Hodgdon VARGET
<<locked>>
94%
52837
90%
**40
99%
IMR 3031
<<locked>>
91%
52707
90%
**66
100%
IMR 4064
<<locked>>
95%
52431
89%
**30
99%
IMR 4166 Enduron
<<locked>>
94%
52040
89%
**90
96%
[IMR 4350]*
<<locked>>
97%
45411
77%
**25
93%
IMR 4451 Enduron
<<locked>>
96%
52431
89%
**26
96%
IMR 4831
<<locked>>
97%
37985
65%
**39
95%
IMR 4895 👍
<<locked>>
91%
52489
89%
**85
99%
IMR 8208 XBR
<<locked>>
87%
52547
89%
**30
100%
Lovex D073.6
<<locked>>
89%
52576
89%
**53
100%
Lovex S060
<<locked>>
88%
52823
90%
**97
99%
Lovex S062
<<locked>>
92%
52214
89%
**30
100%
Lovex S065
<<locked>>
97%
49168
84%
**84
97%
Lovex S070
<<locked>>
96%
46282
79%
**48
95%
Norma 201
<<locked>>
89%
52257
89%
**20
100%
Norma 202
<<locked>>
89%
52272
89%
**20
100%
Norma 203B
<<locked>>
92%
52794
90%
**79
99%
Norma URP
<<locked>>
96%
43627
74%
**67
97%
Ramshot Big Game 👍
<<locked>>
92%
52475
89%
**99
99%
Ramshot Hunter
<<locked>>
97%
43772
75%
**71
95%
Ramshot TAC
<<locked>>
87%
52562
89%
**33
97%
Ramshot Wild Boar
<<locked>>
87%
52823
90%
**66
99%
Ramshot X-Terminator
<<locked>>
84%
52837
90%
**13
99%
ReloadSwiss RS 14
<<locked>>
96%
33576
57%
**86
100%
ReloadSwiss RS 50
<<locked>>
93%
52547
89%
**40
97%
ReloadSwiss RS 52
<<locked>>
89%
51982
88%
**31
99%
ReloadSwiss RS 60 👍
<<locked>>
96%
52837
90%
**81
100%
ReloadSwiss RS 62
<<locked>>
97%
43685
74%
**97
96%
ReloadSwiss RS 70
<<locked>>
97%
44773
76%
**13
96%
Rottweil R 901
<<locked>>
86%
52852
90%
**03
100%
Rottweil R 902
<<locked>>
90%
51967
88%
**13
100%
Rottweil R 903
<<locked>>
96%
52214
89%
**66
100%
Rottweil R 907
<<locked>>
97%
51401
88%
**07
95%
SNPE Vectan SP 11 👍
<<locked>>
95%
52315
89%
**99
99%
SNPE Vectan SP 7
<<locked>>
88%
52634
90%
**36
98%
SNPE Vectan SP 9
<<locked>>
89%
51880
88%
**40
99%
SNPE Vectan Tubal 3000
<<locked>>
88%
52620
90%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
52359
89%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49313
84%
**35
95%
Shooters World Long Rifle
<<locked>>
97%
49168
84%
**84
97%
Shooters World Match Rifle
<<locked>>
89%
52576
89%
**53
100%
Shooters World Precision
<<locked>>
92%
52214
89%
**30
100%
Somchem S321
<<locked>>
84%
52054
89%
**36
100%
Somchem S335
<<locked>>
88%
52518
89%
**54
100%
Somchem S341
<<locked>>
88%
52054
89%
**26
99%
Somchem S355
<<locked>>
96%
52663
90%
**66
100%
Somchem S365
<<locked>>
97%
39653
67%
**35
99%
Vihtavuori N130
<<locked>>
84%
52054
89%
**15
100%
Vihtavuori N133
<<locked>>
90%
52315
89%
**38
100%
Vihtavuori N135
<<locked>>
97%
52098
89%
**97
100%
Vihtavuori N140
<<locked>>
91%
52228
89%
**97
100%
Vihtavuori N150
<<locked>>
97%
46108
78%
**25
100%
Vihtavuori N160
<<locked>>
97%
48298
82%
**10
98%
Vihtavuori N530
<<locked>>
85%
52634
90%
**43
100%
Vihtavuori N540
<<locked>>
91%
52373
89%
**33
100%
Vihtavuori N550
<<locked>>
97%
49124
84%
**66
98%
[Vihtavuori N555]*
<<locked>>
97%
32822
56%
**87
94%
Winchester 6.5 StaBALL
<<locked>>
97%
47340
81%
**71
99%
Winchester 748
<<locked>>
84%
52286
89%
**72
100%
Winchester 760
<<locked>>
97%
51895
88%
**08
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41858
71%
**72
98%
ADI AR 2208
<<locked>>
81%
35360
60%
**15
95%
Accurate 2015
<<locked>>
81%
47471
81%
**85
100%
Accurate 2200
<<locked>>
81%
43830
75%
**72
97%
Accurate 2495
<<locked>>
81%
42322
72%
**72
100%
Accurate 2520
<<locked>>
81%
42859
73%
**98
100%
[Accurate 2700]*
<<locked>>
85%
38522
66%
**21
90%
Accurate 4064
<<locked>>
81%
35766
61%
**54
99%
[Accurate 4350]*
<<locked>>
84%
27804
47%
**10
90%
Alliant AR-Comp
<<locked>>
81%
43120
73%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34563
59%
**28
96%
Alliant Reloder-15
<<locked>>
81%
37492
64%
**97
96%
[Alliant Reloder-16]*
<<locked>>
84%
29457
50%
**26
90%
[Alliant Reloder-17]*
<<locked>>
81%
30008
51%
**79
93%
[Alliant Reloder-23]*
<<locked>>
92%
26716
45%
**74
90%
Baschieri & Pellagri 107
<<locked>>
81%
40756
69%
**66
96%
Bofors RP3
<<locked>>
81%
34026
58%
**31
96%
[Bofors RP7]*
<<locked>>
86%
36999
63%
**34
90%
Hodgdon BL-C2
<<locked>>
81%
42540
72%
**15
99%
Hodgdon Benchmark
<<locked>>
81%
45905
78%
**79
100%
[Hodgdon CFE223]*
<<locked>>
81%
35549
61%
**87
94%
Hodgdon H322
<<locked>>
81%
46209
79%
**25
100%
[Hodgdon H380]*
<<locked>>
81%
34940
59%
**31
93%
[Hodgdon H414]*
<<locked>>
85%
35752
61%
**87
90%
[Hodgdon H4350]*
<<locked>>
93%
38145
65%
**80
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25092
43%
**85
90%
[Hodgdon LVR]*
<<locked>>
82%
30197
51%
**46
90%
[Hodgdon Superperformance]*
<<locked>>
91%
39102
67%
**66
90%
Hodgdon VARGET
<<locked>>
81%
35157
60%
**08
95%
IMR 3031
<<locked>>
81%
37710
64%
**16
100%
IMR 4064
<<locked>>
81%
34722
59%
**95
95%
[IMR 4166 Enduron]*
<<locked>>
81%
35462
60%
**72
90%
[IMR 4350]*
<<locked>>
91%
37536
64%
**70
90%
[IMR 4451 Enduron]*
<<locked>>
84%
35824
61%
**05
90%
[IMR 4831]*
<<locked>>
87%
27644
47%
**87
90%
IMR 4895
<<locked>>
81%
38435
65%
**26
97%
IMR 8208 XBR
<<locked>>
81%
43932
75%
**82
99%
Lovex D073.6
<<locked>>
81%
40132
68%
**49
99%
Lovex S060
<<locked>>
81%
42148
72%
**10
98%
Lovex S062
<<locked>>
81%
36912
63%
**54
98%
[Lovex S065]*
<<locked>>
82%
31401
53%
**13
90%
[Lovex S070]*
<<locked>>
87%
34577
59%
**11
90%
Norma 201
<<locked>>
81%
40959
70%
**23
99%
Norma 202
<<locked>>
81%
40930
70%
**33
100%
Norma 203B
<<locked>>
81%
36883
63%
**84
96%
[Norma URP]*
<<locked>>
83%
28500
49%
**06
90%
Ramshot Big Game
<<locked>>
81%
36230
62%
**87
96%
[Ramshot Hunter]*
<<locked>>
89%
33837
58%
**41
90%
Ramshot TAC
<<locked>>
81%
43758
74%
**75
95%
Ramshot Wild Boar
<<locked>>
81%
42815
73%
**95
98%
Ramshot X-Terminator
<<locked>>
81%
47398
81%
**25
98%
ReloadSwiss RS 14
<<locked>>
92%
31444
54%
**44
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35737
61%
**15
91%
ReloadSwiss RS 52
<<locked>>
81%
38725
66%
**92
96%
ReloadSwiss RS 60
<<locked>>
81%
31821
54%
**51
97%
[ReloadSwiss RS 62]*
<<locked>>
85%
29559
50%
**62
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
33025
56%
**38
90%
Rottweil R 901
<<locked>>
81%
44875
76%
**75
100%
Rottweil R 902
<<locked>>
81%
38740
66%
**70
98%
Rottweil R 903
<<locked>>
81%
32068
55%
**79
95%
[Rottweil R 907]*
<<locked>>
86%
36999
63%
**34
90%
SNPE Vectan SP 11
<<locked>>
81%
33098
56%
**25
95%
SNPE Vectan SP 7
<<locked>>
81%
41742
71%
**46
95%
SNPE Vectan SP 9
<<locked>>
81%
40161
68%
**33
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42409
72%
**90
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34853
59%
**52
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
86%
34389
59%
**62
90%
[Shooters World Long Rifle]*
<<locked>>
82%
31401
53%
**13
90%
Shooters World Match Rifle
<<locked>>
81%
40132
68%
**49
99%
Shooters World Precision
<<locked>>
81%
36912
63%
**54
98%
Somchem S321
<<locked>>
81%
47311
81%
**61
100%
Somchem S335
<<locked>>
81%
42119
72%
**90
100%
Somchem S341
<<locked>>
81%
41626
71%
**52
97%
Somchem S355
<<locked>>
81%
33127
56%
**88
95%
[Somchem S365]*
<<locked>>
81%
23975
41%
**95
91%
Vihtavuori N130
<<locked>>
81%
47282
80%
**46
100%
Vihtavuori N133
<<locked>>
81%
39972
68%
**41
100%
Vihtavuori N135
<<locked>>
81%
32169
55%
**49
100%
Vihtavuori N140
<<locked>>
81%
38029
65%
**64
100%
Vihtavuori N150
<<locked>>
81%
28181
48%
**51
95%
[Vihtavuori N160]*
<<locked>>
81%
29022
49%
**93
90%
Vihtavuori N530
<<locked>>
81%
45948
78%
**31
99%
Vihtavuori N540
<<locked>>
81%
37927
65%
**84
99%
[Vihtavuori N550]*
<<locked>>
81%
29008
49%
**23
90%
[Vihtavuori N555]*
<<locked>>
90%
26876
46%
**13
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28311
48%
**44
93%
Winchester 748
<<locked>>
81%
46499
79%
**80
100%
[Winchester 760]*
<<locked>>
85%
35752
61%
**87
90%

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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