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Load data for 8 x 57 IS + .323 | 165gr | Frontier BTSP

Recommended Powder(s): Accurate 2520, IMR 3031, Lovex D073.6, Shooters World Match Rifle, Winchester 748

8 x 57 IS + .323 | 165gr | Frontier BTSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.323 | 165gr | Frontier BTSP
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.323" | 8.20mm
Bullet Length:
1.344" | 34.1mm
Caliber:
8 x 57 IS load data
Case Length (l3):
2.244" | 57.0mm
Cartridge Length (C.O.L.):
3.180" | 80.8mm
Seated Depth:
0.408" | 10.4mm
Shank Seated Depth:
0.208" | 5.3mm
Case Capacity:
63.0 Grains of Water | 4.09 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
56565 psi | 3900 bar
LID:
LID_B10472_C1174
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 150 loads in caliber 8 x 57 IS with .323 | 165gr | Frontier BTSP bullet and 75 powders such as Accurate 2520, IMR 3031, Lovex D073.6, Shooters World Match Rifle, Winchester 748. 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 2206H
<<locked>>
94%
50256
89%
**56
97%
ADI AR 2208
<<locked>>
96%
45426
80%
**48
95%
ADI AR 2219
<<locked>>
85%
49922
88%
**33
100%
Accurate 2015
<<locked>>
90%
50328
89%
**84
100%
Accurate 2200
<<locked>>
92%
50879
90%
**10
96%
Accurate 2230
<<locked>>
88%
50502
89%
**13
98%
Accurate 2460
<<locked>>
89%
50836
90%
**30
99%
Accurate 2495
<<locked>>
94%
49821
88%
**59
100%
Accurate 2520 👍
<<locked>>
94%
50763
90%
**79
100%
Accurate 4064
<<locked>>
97%
44570
79%
**87
100%
Alliant AR-Comp
<<locked>>
94%
50676
90%
**62
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
43555
77%
**64
97%
Alliant Reloder-10x
<<locked>>
87%
50256
89%
**97
100%
Alliant Reloder-15
<<locked>>
97%
48182
85%
**36
96%
[Alliant Reloder-17]*
<<locked>>
96%
38870
69%
**15
94%
Baschieri & Pellagri 106
<<locked>>
86%
50807
90%
**38
100%
Baschieri & Pellagri 107
<<locked>>
95%
50676
90%
**72
96%
Hodgdon BL-C2
<<locked>>
93%
50169
89%
**89
98%
Hodgdon Benchmark
<<locked>>
91%
50575
89%
**87
99%
Hodgdon CFE223
<<locked>>
97%
47776
84%
**53
95%
Hodgdon H322
<<locked>>
91%
50633
90%
**43
100%
Hodgdon H335
<<locked>>
86%
49951
88%
**40
100%
[Hodgdon H380]*
<<locked>>
97%
45977
81%
**84
94%
Hodgdon H4198
<<locked>>
84%
50473
89%
**41
100%
Hodgdon VARGET
<<locked>>
96%
45179
80%
**38
95%
IMR 3031 👍
<<locked>>
97%
47805
85%
**56
100%
IMR 4064
<<locked>>
97%
44701
79%
**28
95%
IMR 4198
<<locked>>
87%
50488
89%
**51
100%
IMR 4895
<<locked>>
97%
49081
87%
**72
97%
IMR 8208 XBR
<<locked>>
92%
50067
89%
**20
98%
Lovex D073.4
<<locked>>
87%
50285
89%
**07
99%
Lovex D073.5
<<locked>>
89%
50836
90%
**30
99%
Lovex D073.6 👍
<<locked>>
96%
50430
89%
**66
99%
Lovex S060
<<locked>>
93%
50227
89%
**77
97%
Lovex S062
<<locked>>
97%
46978
83%
**87
98%
Norma 200
<<locked>>
83%
50198
89%
**74
100%
Norma 201
<<locked>>
95%
50502
89%
**30
98%
Norma 202
<<locked>>
95%
50372
89%
**46
100%
Norma 203B
<<locked>>
97%
47108
83%
**26
97%
Ramshot Big Game
<<locked>>
97%
48051
85%
**53
96%
[Ramshot TAC]*
<<locked>>
92%
50705
90%
**13
94%
Ramshot Wild Boar
<<locked>>
93%
50908
90%
**66
97%
Ramshot X-Terminator
<<locked>>
89%
50444
89%
**03
97%
ReloadSwiss RS 40
<<locked>>
89%
50401
89%
**26
99%
[ReloadSwiss RS 50]*
<<locked>>
97%
46804
83%
**54
92%
ReloadSwiss RS 52
<<locked>>
97%
45818
81%
**49
98%
[ReloadSwiss RS 60]*
<<locked>>
96%
37840
67%
**98
94%
Rottweil R 901
<<locked>>
93%
50560
89%
**13
100%
Rottweil R 902
<<locked>>
97%
49559
88%
**10
98%
Rottweil R 903
<<locked>>
97%
40509
72%
**08
96%
SNPE Vectan SP 10
<<locked>>
85%
50879
90%
**46
100%
SNPE Vectan SP 11
<<locked>>
97%
43018
76%
**67
95%
SNPE Vectan SP 7
<<locked>>
93%
49951
88%
**13
95%
SNPE Vectan SP 9
<<locked>>
96%
50894
90%
**62
97%
SNPE Vectan Tubal 3000
<<locked>>
93%
49792
88%
**48
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
45600
81%
**89
100%
Shooters World Match Rifle 👍
<<locked>>
96%
50430
89%
**66
99%
Shooters World Precision
<<locked>>
97%
46978
83%
**87
98%
Shooters World Tactical Rifle
<<locked>>
86%
49966
88%
**80
98%
Somchem S321
<<locked>>
90%
50009
88%
**46
99%
Somchem S335
<<locked>>
94%
50865
90%
**77
100%
Somchem S341
<<locked>>
94%
49864
88%
**26
97%
Somchem S355
<<locked>>
97%
42221
75%
**25
96%
[Somchem S365]*
<<locked>>
97%
30240
53%
**08
92%
Vihtavuori N120
<<locked>>
84%
50270
89%
**89
100%
Vihtavuori N130
<<locked>>
90%
50270
89%
**41
100%
Vihtavuori N133
<<locked>>
96%
50111
89%
**57
100%
Vihtavuori N135
<<locked>>
97%
40059
71%
**69
100%
Vihtavuori N140
<<locked>>
96%
48965
87%
**00
100%
Vihtavuori N150
<<locked>>
96%
35012
62%
**57
95%
Vihtavuori N530
<<locked>>
90%
49908
88%
**30
98%
Vihtavuori N540
<<locked>>
97%
48936
87%
**26
100%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
36970
65%
**74
93%
Winchester 748 👍
<<locked>>
91%
50647
90%
**89
99%
Winchester StaBALL Match
<<locked>>
88%
50009
88%
**62
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32996
58%
**08
92%
[ADI AR 2208]*
<<locked>>
85%
32387
57%
**65
90%
ADI AR 2219
<<locked>>
81%
43540
77%
**25
100%
Accurate 2015
<<locked>>
81%
37478
66%
**70
100%
[Accurate 2200]*
<<locked>>
81%
35418
63%
**15
91%
Accurate 2230
<<locked>>
81%
38885
69%
**03
95%
Accurate 2460
<<locked>>
81%
38812
69%
**20
97%
Accurate 2495
<<locked>>
81%
31618
56%
**21
99%
Accurate 2520
<<locked>>
81%
32648
58%
**34
96%
Accurate 4064
<<locked>>
81%
26614
47%
**90
95%
Alliant AR-Comp
<<locked>>
81%
32982
58%
**54
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
82%
27398
48%
**83
90%
Alliant Reloder-10x
<<locked>>
81%
41162
73%
**49
100%
[Alliant Reloder-15]*
<<locked>>
83%
31459
56%
**88
90%
[Alliant Reloder-17]*
<<locked>>
91%
32343
57%
**48
90%
Baschieri & Pellagri 106
<<locked>>
81%
43308
77%
**26
100%
[Baschieri & Pellagri 107]*
<<locked>>
83%
33779
60%
**31
90%
[Hodgdon BL-C2]*
<<locked>>
81%
32779
58%
**41
93%
Hodgdon Benchmark
<<locked>>
81%
37608
66%
**51
96%
[Hodgdon CFE223]*
<<locked>>
88%
34795
62%
**87
90%
Hodgdon H322
<<locked>>
81%
36680
65%
**97
99%
Hodgdon H335
<<locked>>
81%
42757
76%
**18
99%
[Hodgdon H380]*
<<locked>>
89%
35810
63%
**77
90%
Hodgdon H4198
<<locked>>
81%
46775
83%
**79
100%
[Hodgdon VARGET]*
<<locked>>
85%
32155
57%
**62
90%
IMR 3031
<<locked>>
81%
28892
51%
**62
97%
[IMR 4064]*
<<locked>>
85%
30995
55%
**33
90%
IMR 4198
<<locked>>
81%
42293
75%
**26
100%
[IMR 4895]*
<<locked>>
81%
29660
52%
**52
90%
IMR 8208 XBR
<<locked>>
81%
35085
62%
**38
95%
Lovex D073.4
<<locked>>
81%
40553
72%
**39
97%
Lovex D073.5
<<locked>>
81%
38812
69%
**20
97%
Lovex D073.6
<<locked>>
81%
30443
54%
**79
95%
[Lovex S060]*
<<locked>>
81%
34592
61%
**72
93%
[Lovex S062]*
<<locked>>
81%
29051
51%
**00
92%
Norma 200
<<locked>>
81%
46514
82%
**15
100%
[Norma 201]*
<<locked>>
81%
32401
57%
**72
94%
Norma 202
<<locked>>
81%
32242
57%
**95
96%
[Norma 203B]*
<<locked>>
82%
29631
52%
**46
90%
[Ramshot Big Game]*
<<locked>>
85%
31923
56%
**05
90%
[Ramshot TAC]*
<<locked>>
84%
38450
68%
**90
90%
[Ramshot Wild Boar]*
<<locked>>
81%
33489
59%
**25
92%
[Ramshot X-Terminator]*
<<locked>>
81%
38072
67%
**77
94%
ReloadSwiss RS 40
<<locked>>
81%
39349
70%
**30
97%
[ReloadSwiss RS 50]*
<<locked>>
93%
41771
74%
**62
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
27282
48%
**13
91%
[ReloadSwiss RS 60]*
<<locked>>
91%
31647
56%
**28
90%
Rottweil R 901
<<locked>>
81%
36143
64%
**44
97%
[Rottweil R 902]*
<<locked>>
81%
30734
54%
**26
93%
[Rottweil R 903]*
<<locked>>
85%
27717
49%
**06
90%
SNPE Vectan SP 10
<<locked>>
81%
43816
77%
**31
99%
[SNPE Vectan SP 11]*
<<locked>>
87%
31459
56%
**02
90%
[SNPE Vectan SP 7]*
<<locked>>
84%
35940
64%
**54
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31749
56%
**72
91%
SNPE Vectan Tubal 3000
<<locked>>
81%
34301
61%
**62
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
27644
49%
**21
96%
Shooters World Match Rifle
<<locked>>
81%
30443
54%
**79
95%
[Shooters World Precision]*
<<locked>>
81%
29051
51%
**00
92%
Shooters World Tactical Rifle
<<locked>>
81%
42192
75%
**46
96%
Somchem S321
<<locked>>
81%
36970
65%
**00
96%
Somchem S335
<<locked>>
81%
33591
59%
**62
98%
[Somchem S341]*
<<locked>>
81%
32213
57%
**75
91%
[Somchem S355]*
<<locked>>
85%
28616
51%
**10
90%
[Somchem S365]*
<<locked>>
94%
28079
50%
**46
90%
Vihtavuori N120
<<locked>>
81%
45629
81%
**20
100%
Vihtavuori N130
<<locked>>
81%
38159
67%
**44
100%
Vihtavuori N133
<<locked>>
81%
31850
56%
**23
99%
Vihtavuori N135
<<locked>>
81%
24656
44%
**98
96%
Vihtavuori N140
<<locked>>
81%
30081
53%
**26
96%
[Vihtavuori N150]*
<<locked>>
86%
25222
45%
**98
90%
Vihtavuori N530
<<locked>>
81%
36390
64%
**80
95%
Vihtavuori N540
<<locked>>
81%
29602
52%
**36
95%
[Winchester 6.5 StaBALL]*
<<locked>>
92%
31473
56%
**36
90%
Winchester 748
<<locked>>
81%
35955
64%
**10
96%
Winchester StaBALL Match
<<locked>>
81%
38305
68%
**49
95%

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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