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Load data for 8 x 64 S + .323 | 170gr | Speer SSP

Recommended Powder(s): Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Norma 203B, ReloadSwiss RS 52

8 x 64 S + .323 | 170gr | Speer SSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 170gr | Speer SSP
Manufacturer SKU:
2283
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.025" | 26.0mm
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:
0.153" | 3.9mm
Shank Seated Depth:
0.153" | 3.9mm
Case Capacity:
69.5 Grains of Water | 4.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58740 psi | 4050 bar
LID:
LID_B6188_C1189
Last updated:
2025-01-01

Load data for 182 loads in caliber 8 x 64 S with .323 | 170gr | Speer SSP bullet and 91 powders such as Alliant Reloder- TS 15.5, Alliant Reloder-15, IMR 4895, Norma 203B, ReloadSwiss RS 52. 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>>
89%
52301
89%
**31
99%
ADI AR 2208
<<locked>>
95%
52533
89%
**08
98%
Accurate 2015
<<locked>>
85%
52388
89%
**36
100%
Accurate 2200
<<locked>>
87%
52605
90%
**92
98%
Accurate 2230
<<locked>>
83%
52388
89%
**82
99%
Accurate 2460
<<locked>>
83%
51967
88%
**82
100%
Accurate 2495
<<locked>>
89%
52591
90%
**12
100%
Accurate 2520
<<locked>>
88%
52156
89%
**28
100%
[Accurate 2700]*
<<locked>>
95%
52156
89%
**36
94%
Accurate 4064
<<locked>>
94%
52591
90%
**28
100%
Accurate 4350
<<locked>>
97%
41858
71%
**10
96%
Alliant AR-Comp
<<locked>>
88%
52373
89%
**95
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
95%
52852
90%
**54
100%
Alliant Reloder-15 👍
<<locked>>
93%
52315
89%
**51
99%
Alliant Reloder-16
<<locked>>
97%
42409
72%
**26
96%
Alliant Reloder-17
<<locked>>
97%
49197
84%
**87
99%
[Alliant Reloder-23]*
<<locked>>
97%
30327
52%
**51
92%
Baschieri & Pellagri 107
<<locked>>
89%
52156
89%
**44
98%
Hodgdon BL-C2
<<locked>>
88%
52417
89%
**51
100%
Hodgdon Benchmark
<<locked>>
86%
52069
89%
**56
100%
Hodgdon CFE223
<<locked>>
93%
52098
89%
**84
98%
Hodgdon H322
<<locked>>
86%
52489
89%
**99
100%
Hodgdon H380
<<locked>>
94%
52214
89%
**31
97%
Hodgdon H414
<<locked>>
97%
50763
86%
**58
95%
Hodgdon Hybrid 100V
<<locked>>
97%
38914
66%
**15
97%
Hodgdon LVR
<<locked>>
97%
46673
79%
**82
96%
[Hodgdon Superperformance]*
<<locked>>
97%
47094
80%
**99
93%
Hodgdon VARGET
<<locked>>
95%
52750
90%
**18
99%
Hodgdon TrailBoss
<<locked>>
96%
32880
56%
**96
100%
IMR 3031
<<locked>>
92%
52083
89%
**44
100%
IMR 4064
<<locked>>
95%
52185
89%
**02
99%
IMR 4166 Enduron
<<locked>>
96%
52852
90%
**76
95%
[IMR 4350]*
<<locked>>
97%
43656
74%
**64
92%
IMR 4451 Enduron
<<locked>>
97%
51982
88%
**89
95%
[IMR 4831]*
<<locked>>
97%
36318
62%
**69
94%
IMR 4895 👍
<<locked>>
92%
52765
90%
**71
99%
IMR 8208 XBR
<<locked>>
88%
52402
89%
**99
100%
Lovex D073.5
<<locked>>
84%
52460
89%
**95
100%
Lovex D073.6
<<locked>>
90%
52402
89%
**28
100%
Lovex S060
<<locked>>
89%
52649
90%
**62
99%
Lovex S062
<<locked>>
93%
52649
90%
**18
100%
Lovex S065
<<locked>>
97%
47921
82%
**36
96%
[Lovex S070]*
<<locked>>
97%
45411
77%
**03
94%
Norma 201
<<locked>>
90%
52214
89%
**02
100%
Norma 202
<<locked>>
90%
52518
89%
**05
100%
Norma 203B 👍
<<locked>>
93%
52330
89%
**48
99%
Norma URP
<<locked>>
97%
42888
73%
**26
96%
Ramshot Big Game
<<locked>>
93%
52301
89%
**74
99%
[Ramshot Hunter]*
<<locked>>
97%
41742
71%
**90
93%
Ramshot TAC
<<locked>>
88%
52750
90%
**05
97%
Ramshot Wild Boar
<<locked>>
88%
52576
90%
**44
99%
Ramshot X-Terminator
<<locked>>
85%
52373
89%
**85
99%
ReloadSwiss RS 14
<<locked>>
97%
33736
57%
**45
100%
ReloadSwiss RS 40
<<locked>>
84%
52315
89%
**99
100%
ReloadSwiss RS 50
<<locked>>
94%
52228
89%
**02
96%
ReloadSwiss RS 52 👍
<<locked>>
94%
52228
89%
**90
100%
ReloadSwiss RS 60
<<locked>>
97%
47877
82%
**77
99%
ReloadSwiss RS 62
<<locked>>
97%
42279
72%
**40
95%
[ReloadSwiss RS 70]*
<<locked>>
97%
43149
73%
**46
94%
Rottweil R 901
<<locked>>
87%
52591
90%
**79
100%
Rottweil R 902
<<locked>>
92%
52649
90%
**99
100%
Rottweil R 903
<<locked>>
97%
52112
89%
**38
99%
[Rottweil R 907]*
<<locked>>
97%
49966
85%
**56
94%
SNPE Vectan SP 11
<<locked>>
96%
52359
89%
**74
99%
SNPE Vectan SP 7
<<locked>>
88%
52185
89%
**05
97%
SNPE Vectan SP 9
<<locked>>
90%
52475
89%
**28
99%
SNPE Vectan Tubal 3000
<<locked>>
89%
52272
89%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
52460
89%
**30
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
47398
81%
**77
94%
Shooters World Long Rifle
<<locked>>
97%
47921
82%
**36
96%
Shooters World Match Rifle
<<locked>>
90%
52402
89%
**28
100%
Shooters World Precision
<<locked>>
93%
52649
90%
**18
100%
Somchem S321
<<locked>>
85%
52605
90%
**25
100%
Somchem S335
<<locked>>
89%
52475
89%
**36
100%
Somchem S341
<<locked>>
89%
52547
89%
**12
99%
Somchem S355
<<locked>>
96%
52199
89%
**35
99%
Somchem S365
<<locked>>
97%
37884
64%
**61
98%
Vihtavuori N130
<<locked>>
85%
52199
89%
**97
100%
Vihtavuori N133
<<locked>>
91%
52069
89%
**13
100%
Vihtavuori N135
<<locked>>
97%
49835
85%
**49
100%
Vihtavuori N140
<<locked>>
92%
52373
89%
**79
100%
Vihtavuori N150
<<locked>>
97%
44324
75%
**71
99%
Vihtavuori N160
<<locked>>
97%
47369
81%
**66
97%
Vihtavuori N530
<<locked>>
86%
52852
90%
**25
100%
Vihtavuori N540
<<locked>>
92%
52228
89%
**08
100%
Vihtavuori N550
<<locked>>
97%
47500
81%
**08
97%
[Vihtavuori N555]*
<<locked>>
97%
31459
54%
**10
92%
Winchester 6.5 StaBALL
<<locked>>
97%
45876
78%
**13
98%
Winchester 748
<<locked>>
86%
52489
89%
**58
100%
Winchester 760
<<locked>>
97%
50763
86%
**58
95%
Winchester StaBALL Match
<<locked>>
84%
52460
89%
**41
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
40335
69%
**12
97%
[ADI AR 2208]*
<<locked>>
81%
34476
59%
**57
94%
Accurate 2015
<<locked>>
81%
45890
78%
**38
100%
Accurate 2200
<<locked>>
81%
42525
72%
**12
95%
Accurate 2230
<<locked>>
81%
48254
82%
**20
99%
Accurate 2460
<<locked>>
81%
48109
82%
**23
100%
Accurate 2495
<<locked>>
81%
40698
69%
**18
100%
Accurate 2520
<<locked>>
81%
41278
70%
**38
99%
[Accurate 2700]*
<<locked>>
87%
40451
69%
**20
90%
Accurate 4064
<<locked>>
81%
34243
58%
**97
99%
[Accurate 4350]*
<<locked>>
86%
28993
49%
**11
90%
Alliant AR-Comp
<<locked>>
81%
41814
71%
**38
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
33518
57%
**77
95%
Alliant Reloder-15
<<locked>>
81%
36042
61%
**36
95%
[Alliant Reloder-16]*
<<locked>>
86%
30966
53%
**34
90%
[Alliant Reloder-17]*
<<locked>>
81%
29066
49%
**11
91%
[Alliant Reloder-23]*
<<locked>>
94%
28065
48%
**79
90%
Baschieri & Pellagri 107
<<locked>>
81%
39204
67%
**98
95%
Hodgdon BL-C2
<<locked>>
81%
41162
70%
**61
98%
Hodgdon Benchmark
<<locked>>
81%
44628
76%
**28
99%
[Hodgdon CFE223]*
<<locked>>
81%
34447
59%
**23
93%
Hodgdon H322
<<locked>>
81%
45179
77%
**84
100%
[Hodgdon H380]*
<<locked>>
81%
33982
58%
**77
92%
[Hodgdon H414]*
<<locked>>
88%
37478
64%
**92
90%
[Hodgdon Hybrid 100V]*
<<locked>>
84%
26382
45%
**83
90%
[Hodgdon LVR]*
<<locked>>
85%
32053
55%
**54
90%
[Hodgdon Superperformance]*
<<locked>>
93%
41263
70%
**80
90%
[Hodgdon VARGET]*
<<locked>>
81%
34156
58%
**51
94%
Hodgdon TrailBoss
<<locked>>
91%
30835
52%
**54
100%
IMR 3031
<<locked>>
81%
36245
62%
**62
100%
[IMR 4064]*
<<locked>>
81%
33678
57%
**34
94%
[IMR 4166 Enduron]*
<<locked>>
84%
37318
64%
**74
90%
[IMR 4350]*
<<locked>>
94%
39755
68%
**79
90%
[IMR 4451 Enduron]*
<<locked>>
87%
38029
65%
**23
90%
[IMR 4831]*
<<locked>>
90%
29254
50%
**95
90%
IMR 4895
<<locked>>
81%
36941
63%
**69
96%
IMR 8208 XBR
<<locked>>
81%
42554
72%
**28
98%
Lovex D073.5
<<locked>>
81%
47674
81%
**17
100%
Lovex D073.6
<<locked>>
81%
38914
66%
**92
99%
Lovex S060
<<locked>>
81%
40988
70%
**56
97%
Lovex S062
<<locked>>
81%
35563
61%
**00
97%
[Lovex S065]*
<<locked>>
85%
32779
56%
**15
90%
[Lovex S070]*
<<locked>>
90%
36201
62%
**13
90%
Norma 201
<<locked>>
81%
39668
68%
**72
98%
Norma 202
<<locked>>
81%
39653
68%
**89
99%
Norma 203B
<<locked>>
81%
35563
61%
**30
95%
[Norma URP]*
<<locked>>
86%
30052
51%
**11
90%
[Ramshot Big Game]*
<<locked>>
81%
35012
60%
**26
94%
[Ramshot Hunter]*
<<locked>>
92%
35737
61%
**59
90%
[Ramshot TAC]*
<<locked>>
81%
42308
72%
**18
94%
Ramshot Wild Boar
<<locked>>
81%
41582
71%
**44
97%
Ramshot X-Terminator
<<locked>>
81%
46180
79%
**77
98%
ReloadSwiss RS 14
<<locked>>
87%
29037
49%
**47
100%
ReloadSwiss RS 40
<<locked>>
81%
47674
81%
**20
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
35302
60%
**70
90%
ReloadSwiss RS 52
<<locked>>
81%
33779
58%
**26
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
28369
48%
**85
92%
[ReloadSwiss RS 62]*
<<locked>>
88%
31024
53%
**64
90%
[ReloadSwiss RS 70]*
<<locked>>
90%
34606
59%
**39
90%
Rottweil R 901
<<locked>>
81%
43410
74%
**25
100%
Rottweil R 902
<<locked>>
81%
37521
64%
**20
97%
[Rottweil R 903]*
<<locked>>
81%
30908
53%
**15
94%
[Rottweil R 907]*
<<locked>>
89%
39305
67%
**49
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
32010
55%
**57
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
40292
69%
**89
94%
SNPE Vectan SP 9
<<locked>>
81%
38899
66%
**79
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
41336
70%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
33997
58%
**02
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
36114
61%
**64
90%
[Shooters World Long Rifle]*
<<locked>>
85%
32779
56%
**15
90%
Shooters World Match Rifle
<<locked>>
81%
38914
66%
**92
99%
Shooters World Precision
<<locked>>
81%
35563
61%
**00
97%
Somchem S321
<<locked>>
81%
45571
78%
**07
99%
Somchem S335
<<locked>>
81%
40712
69%
**46
100%
Somchem S341
<<locked>>
81%
39900
68%
**92
96%
[Somchem S355]*
<<locked>>
81%
31952
54%
**25
94%
[Somchem S365]*
<<locked>>
83%
24598
42%
**74
90%
Vihtavuori N130
<<locked>>
81%
45905
78%
**05
100%
Vihtavuori N133
<<locked>>
81%
38769
66%
**93
100%
Vihtavuori N135
<<locked>>
81%
30995
53%
**85
99%
Vihtavuori N140
<<locked>>
81%
37115
63%
**13
99%
[Vihtavuori N150]*
<<locked>>
81%
27224
46%
**87
94%
[Vihtavuori N160]*
<<locked>>
83%
30081
51%
**82
90%
Vihtavuori N530
<<locked>>
81%
44875
76%
**80
99%
Vihtavuori N540
<<locked>>
81%
36825
63%
**26
99%
[Vihtavuori N550]*
<<locked>>
83%
30545
52%
**34
90%
[Vihtavuori N555]*
<<locked>>
93%
28558
49%
**21
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
27296
46%
**74
91%
Winchester 748
<<locked>>
81%
44831
76%
**30
99%
[Winchester 760]*
<<locked>>
88%
37478
64%
**92
90%
Winchester StaBALL Match
<<locked>>
81%
47543
81%
**66
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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