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Load data for 8 x 64 S + .323 | 220gr | A-Square MONO RN

Recommended Powder(s):

8 x 64 S + .323 | 220gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 220gr | A-Square MONO RN
Bullet Weight:
220gr | 14.3g
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_B381_C1189
Last updated:
2025-01-01

Load data for 162 loads in caliber 8 x 64 S with .323 | 220gr | A-Square MONO RN bullet and 81 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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    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.

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>>
88%
52736
90%
**00
100%
ADI AR 2209
<<locked>>
97%
47355
81%
**93
95%
[ADI AR 2213]*
<<locked>>
97%
42409
72%
**18
92%
Accurate 2700
<<locked>>
89%
52214
89%
**51
97%
Accurate 3100
<<locked>>
97%
39914
68%
**59
97%
Accurate 4064
<<locked>>
87%
52446
89%
**84
100%
Accurate 4350 👍
<<locked>>
95%
52127
89%
**66
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
52736
90%
**20
100%
Alliant Reloder-15
<<locked>>
86%
52301
89%
**23
100%
Alliant Reloder-16 👍
<<locked>>
96%
52040
89%
**02
100%
Alliant Reloder-17
<<locked>>
92%
52779
90%
**28
100%
Alliant Reloder-19
<<locked>>
97%
46296
79%
**84
95%
[Alliant Reloder-22]*
<<locked>>
97%
40712
69%
**28
94%
Alliant Reloder-23
<<locked>>
97%
38450
65%
**88
99%
Alliant Reloder-25
<<locked>>
97%
33968
58%
**97
95%
Alliant Reloder-26
<<locked>>
97%
42859
73%
**39
99%
Hodgdon CFE223
<<locked>>
86%
52228
89%
**66
100%
Hodgdon H380
<<locked>>
87%
52852
90%
**36
100%
Hodgdon H414
<<locked>>
90%
52199
89%
**75
98%
Hodgdon H4350
<<locked>>
97%
51735
88%
**16
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
44585
76%
**21
92%
Hodgdon Hybrid 100V
<<locked>>
97%
49617
84%
**03
100%
Hodgdon LVR
<<locked>>
93%
52054
89%
**62
100%
Hodgdon Superperformance
<<locked>>
93%
52257
89%
**12
98%
Hodgdon VARGET
<<locked>>
88%
52315
89%
**97
100%
IMR 3031
<<locked>>
85%
52620
90%
**90
100%
IMR 4064
<<locked>>
89%
52127
89%
**84
100%
IMR 4166 Enduron
<<locked>>
89%
52852
90%
**80
98%
IMR 4350
<<locked>>
95%
51895
88%
**13
98%
IMR 4451 Enduron
<<locked>>
91%
52736
90%
**10
98%
IMR 4831
<<locked>>
97%
47079
80%
**77
99%
IMR 4895
<<locked>>
85%
52765
90%
**39
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44005
75%
**85
92%
[IMR 7828 SSC]*
<<locked>>
97%
42815
73%
**41
92%
Lovex S060
<<locked>>
83%
52721
90%
**54
100%
Lovex S062
<<locked>>
86%
52127
89%
**80
100%
Lovex S065
<<locked>>
93%
52228
89%
**00
99%
Lovex S070
<<locked>>
94%
52199
89%
**23
98%
Lovex S071
<<locked>>
97%
33794
58%
**34
95%
Norma 201
<<locked>>
83%
52518
89%
**77
100%
Norma 202
<<locked>>
83%
52417
89%
**67
100%
Norma 203B
<<locked>>
86%
52359
89%
**26
100%
Norma 204
<<locked>>
95%
52025
89%
**56
97%
Norma MRP
<<locked>>
97%
42830
73%
**97
96%
Norma URP
<<locked>>
95%
52054
89%
**66
100%
Ramshot Big Game
<<locked>>
86%
52141
89%
**43
100%
Ramshot Hunter
<<locked>>
96%
52083
89%
**82
99%
[Ramshot Magnum]*
<<locked>>
97%
38711
66%
**59
93%
ReloadSwiss RS 50
<<locked>>
87%
52040
89%
**00
99%
ReloadSwiss RS 52
<<locked>>
86%
52301
89%
**46
100%
ReloadSwiss RS 60
<<locked>>
92%
51996
89%
**38
100%
ReloadSwiss RS 62 👍
<<locked>>
95%
52794
90%
**05
100%
ReloadSwiss RS 70 👍
<<locked>>
96%
52605
90%
**35
100%
Rottweil R 902
<<locked>>
85%
51779
88%
**57
100%
Rottweil R 903
<<locked>>
90%
52431
89%
**20
100%
Rottweil R 904
<<locked>>
97%
49081
84%
**74
95%
Rottweil R 905
<<locked>>
97%
45150
77%
**70
95%
Rottweil R 907
<<locked>>
91%
51837
88%
**93
98%
SNPE Vectan SP 11
<<locked>>
89%
52344
89%
**52
100%
SNPE Vectan SP 9
<<locked>>
84%
52837
90%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
52591
90%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
52576
90%
**67
98%
Shooters World Long Rifle
<<locked>>
93%
52228
89%
**00
99%
Shooters World Precision
<<locked>>
86%
52127
89%
**80
100%
Somchem S335
<<locked>>
83%
52388
89%
**08
100%
Somchem S355
<<locked>>
90%
52634
90%
**13
100%
[Somchem S361]*
<<locked>>
97%
50140
85%
**67
94%
Somchem S365
<<locked>>
97%
49385
84%
**56
100%
Somchem S385
<<locked>>
97%
46035
78%
**57
96%
Vihtavuori N133
<<locked>>
85%
52765
90%
**88
100%
Vihtavuori N135
<<locked>>
90%
51982
88%
**31
100%
Vihtavuori N140
<<locked>>
85%
52214
89%
**41
100%
Vihtavuori N150
<<locked>>
95%
52591
90%
**84
100%
Vihtavuori N160
<<locked>>
93%
52678
90%
**33
100%
[Vihtavuori N165]*
<<locked>>
97%
38276
65%
**06
93%
Vihtavuori N540
<<locked>>
85%
52417
89%
**74
100%
Vihtavuori N550 👍
<<locked>>
92%
52402
89%
**69
100%
Vihtavuori N555
<<locked>>
97%
42482
72%
**61
99%
Winchester 6.5 StaBALL
<<locked>>
94%
52301
89%
**20
100%
Winchester 760
<<locked>>
90%
52199
89%
**75
98%
Winchester StaBALL HD
<<locked>>
97%
34534
59%
**05
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
42366
72%
**36
99%
[ADI AR 2209]*
<<locked>>
86%
33910
58%
**28
90%
[ADI AR 2213]*
<<locked>>
94%
39204
67%
**56
90%
Accurate 2700
<<locked>>
81%
40814
69%
**67
95%
[Accurate 3100]*
<<locked>>
83%
25425
43%
**34
90%
Accurate 4064
<<locked>>
81%
43903
75%
**62
100%
Accurate 4350
<<locked>>
81%
32706
56%
**24
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
42119
72%
**52
100%
Alliant Reloder-15
<<locked>>
81%
45469
77%
**18
100%
Alliant Reloder-16
<<locked>>
81%
32880
56%
**34
96%
Alliant Reloder-17
<<locked>>
81%
36535
62%
**46
99%
[Alliant Reloder-19]*
<<locked>>
86%
32982
56%
**11
90%
[Alliant Reloder-22]*
<<locked>>
90%
33286
57%
**60
90%
[Alliant Reloder-23]*
<<locked>>
81%
23815
41%
**05
93%
[Alliant Reloder-25]*
<<locked>>
90%
27456
47%
**16
90%
[Alliant Reloder-26]*
<<locked>>
82%
25454
43%
**00
90%
Hodgdon CFE223
<<locked>>
81%
43845
75%
**31
99%
Hodgdon H380
<<locked>>
81%
42989
73%
**75
98%
Hodgdon H414
<<locked>>
81%
37913
65%
**26
95%
[Hodgdon H4350]*
<<locked>>
81%
31763
54%
**36
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
39798
68%
**33
90%
Hodgdon Hybrid 100V
<<locked>>
81%
30124
51%
**42
97%
Hodgdon LVR
<<locked>>
81%
35781
61%
**77
96%
[Hodgdon Superperformance]*
<<locked>>
81%
34258
58%
**67
92%
Hodgdon VARGET
<<locked>>
81%
41974
71%
**29
99%
IMR 3031
<<locked>>
81%
46209
79%
**05
100%
IMR 4064
<<locked>>
81%
41684
71%
**16
99%
IMR 4166 Enduron
<<locked>>
81%
41191
70%
**87
96%
[IMR 4350]*
<<locked>>
81%
33533
57%
**82
92%
IMR 4451 Enduron
<<locked>>
81%
39320
67%
**77
95%
IMR 4831
<<locked>>
81%
28761
49%
**13
95%
IMR 4895
<<locked>>
81%
46514
79%
**41
100%
[IMR 4955 Enduron]*
<<locked>>
92%
38276
65%
**70
90%
[IMR 7828 SSC]*
<<locked>>
94%
38870
66%
**65
90%
Lovex S060
<<locked>>
81%
49516
84%
**08
100%
Lovex S062
<<locked>>
81%
44657
76%
**65
100%
Lovex S065
<<locked>>
81%
36434
62%
**28
96%
[Lovex S070]*
<<locked>>
81%
34795
59%
**08
94%
[Lovex S071]*
<<locked>>
88%
25425
43%
**34
90%
Norma 201
<<locked>>
81%
48602
83%
**21
100%
Norma 202
<<locked>>
81%
49124
84%
**25
100%
Norma 203B
<<locked>>
81%
44831
76%
**08
100%
[Norma 204]*
<<locked>>
82%
33779
58%
**11
90%
[Norma MRP]*
<<locked>>
86%
30400
52%
**11
90%
Norma URP
<<locked>>
81%
32953
56%
**28
96%
Ramshot Big Game
<<locked>>
81%
44498
76%
**28
100%
[Ramshot Hunter]*
<<locked>>
81%
32039
55%
**05
93%
[Ramshot Magnum]*
<<locked>>
92%
32822
56%
**31
90%
ReloadSwiss RS 50
<<locked>>
81%
43207
74%
**62
97%
ReloadSwiss RS 52
<<locked>>
81%
43874
75%
**18
100%
ReloadSwiss RS 60
<<locked>>
81%
35476
60%
**39
99%
ReloadSwiss RS 62
<<locked>>
81%
32358
55%
**38
96%
ReloadSwiss RS 70
<<locked>>
81%
32314
55%
**41
95%
Rottweil R 902
<<locked>>
81%
46369
79%
**82
100%
Rottweil R 903
<<locked>>
81%
39682
68%
**16
99%
[Rottweil R 904]*
<<locked>>
87%
36172
62%
**38
90%
[Rottweil R 905]*
<<locked>>
87%
32474
55%
**08
90%
[Rottweil R 907]*
<<locked>>
81%
37884
65%
**47
94%
SNPE Vectan SP 11
<<locked>>
81%
40640
69%
**65
99%
SNPE Vectan SP 9
<<locked>>
81%
48138
82%
**44
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41887
71%
**54
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35795
61%
**78
94%
Shooters World Long Rifle
<<locked>>
81%
36434
62%
**28
96%
Shooters World Precision
<<locked>>
81%
44657
76%
**65
100%
Somchem S335
<<locked>>
81%
49458
84%
**65
100%
Somchem S355
<<locked>>
81%
40118
68%
**16
99%
[Somchem S361]*
<<locked>>
89%
39204
67%
**74
90%
Somchem S365
<<locked>>
81%
29646
50%
**88
98%
[Somchem S385]*
<<locked>>
83%
29457
50%
**19
90%
Vihtavuori N133
<<locked>>
81%
47123
80%
**13
100%
Vihtavuori N135
<<locked>>
81%
39276
67%
**51
100%
Vihtavuori N140
<<locked>>
81%
45934
78%
**52
100%
Vihtavuori N150
<<locked>>
81%
34418
59%
**82
99%
Vihtavuori N160
<<locked>>
81%
35752
61%
**51
97%
[Vihtavuori N165]*
<<locked>>
90%
31299
53%
**49
90%
Vihtavuori N540
<<locked>>
81%
45687
78%
**75
100%
Vihtavuori N550
<<locked>>
81%
36434
62%
**93
97%
[Vihtavuori N555]*
<<locked>>
81%
25483
43%
**77
93%
Winchester 6.5 StaBALL
<<locked>>
81%
33968
58%
**05
98%
Winchester 760
<<locked>>
81%
37913
65%
**26
95%
[Winchester StaBALL HD]*
<<locked>>
83%
22350
38%
**01
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.

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