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Load data for 7.7 X 58 mm Arisaka + .308 | 180gr | Barnes X BT

Recommended Powder(s): ReloadSwiss RS 60

7.7 X 58 mm Arisaka + .308 | 180gr | Barnes X BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Barnes X BT
Manufacturer SKU:
30840
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
7.7 X 58 mm Arisaka load data
Case Length (l3):
2.270" | 57.7mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
61.0 Grains of Water | 3.96 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
44962 psi | 3100 bar
LID:
LID_B635_C1134
Last updated:
2026-03-23
Recommended Twist Rate:
1:11 - 1:9

Load data for 100 loads in caliber 7.7 X 58 mm Arisaka with .308 | 180gr | Barnes X BT bullet and 50 powders such as ReloadSwiss RS 60. 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 2208
<<locked>>
86%
40001
89%
**26
96%
Accurate 4064
<<locked>>
86%
40074
89%
**62
100%
Accurate 4350
<<locked>>
96%
40292
90%
**28
95%
Alliant Power Pro 2000-MR
<<locked>>
84%
39740
88%
**25
95%
Alliant Reloder- TS 15.5
<<locked>>
87%
39769
88%
**62
98%
Alliant Reloder-15
<<locked>>
85%
40422
90%
**69
96%
Alliant Reloder-16
<<locked>>
96%
39943
89%
**05
95%
Alliant Reloder-17
<<locked>>
92%
40176
89%
**41
97%
[Alliant Reloder-23]*
<<locked>>
97%
30269
67%
**01
92%
Bofors RP3
<<locked>>
88%
40393
90%
**85
98%
Hodgdon CFE223
<<locked>>
86%
39972
89%
**95
95%
[Hodgdon H380]*
<<locked>>
87%
40408
90%
**59
94%
Hodgdon Hybrid 100V
<<locked>>
97%
38130
85%
**43
96%
[Hodgdon LVR]*
<<locked>>
93%
40103
89%
**95
94%
Hodgdon VARGET
<<locked>>
86%
39682
88%
**20
96%
IMR 3031
<<locked>>
84%
39566
88%
**72
100%
IMR 4064
<<locked>>
87%
40321
90%
**26
96%
[IMR 4166 Enduron]*
<<locked>>
87%
40422
90%
**83
91%
[IMR 4831]*
<<locked>>
96%
35070
78%
**03
93%
IMR 4895
<<locked>>
84%
40205
89%
**82
97%
Lovex S062
<<locked>>
85%
40335
90%
**43
98%
[Lovex S065]*
<<locked>>
91%
39827
89%
**23
93%
[Lovex S070]*
<<locked>>
93%
39726
88%
**36
91%
Norma 203B
<<locked>>
85%
39566
88%
**59
96%
Norma URP
<<locked>>
95%
39668
88%
**95
95%
Ramshot Big Game
<<locked>>
85%
39668
88%
**82
96%
[Ramshot Hunter]*
<<locked>>
97%
40379
90%
**05
92%
ReloadSwiss RS 14
<<locked>>
97%
34011
76%
**42
100%
[ReloadSwiss RS 50]*
<<locked>>
86%
40118
89%
**26
92%
ReloadSwiss RS 52
<<locked>>
84%
39740
88%
**21
96%
ReloadSwiss RS 60 👍
<<locked>>
89%
39798
89%
**51
99%
ReloadSwiss RS 62
<<locked>>
96%
40234
89%
**38
95%
[ReloadSwiss RS 70]*
<<locked>>
96%
40176
89%
**15
93%
Rottweil R 902
<<locked>>
83%
40205
89%
**13
98%
Rottweil R 903
<<locked>>
89%
39740
88%
**65
97%
SNPE Vectan SP 11
<<locked>>
89%
40335
90%
**98
96%
SNPE Vectan Tubal 5000
<<locked>>
87%
39856
89%
**70
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
92%
39987
89%
**93
91%
[Shooters World Long Rifle]*
<<locked>>
91%
39827
89%
**23
93%
Shooters World Precision
<<locked>>
85%
40335
90%
**43
98%
Somchem S355
<<locked>>
89%
39842
89%
**52
97%
Somchem S365
<<locked>>
97%
36840
82%
**82
97%
Vihtavuori N135
<<locked>>
90%
40147
89%
**29
100%
Vihtavuori N140
<<locked>>
84%
39755
88%
**13
100%
Vihtavuori N150
<<locked>>
94%
39856
89%
**36
98%
Vihtavuori N160
<<locked>>
93%
40132
89%
**65
95%
Vihtavuori N540
<<locked>>
84%
40059
89%
**46
99%
Vihtavuori N550
<<locked>>
93%
40132
89%
**08
95%
[Vihtavuori N555]*
<<locked>>
97%
31517
70%
**74
92%
Winchester 6.5 StaBALL
<<locked>>
94%
40059
89%
**43
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2208]*
<<locked>>
81%
34272
76%
**05
94%
Accurate 4064
<<locked>>
81%
34809
77%
**57
99%
[Accurate 4350]*
<<locked>>
86%
28964
64%
**72
90%
[Alliant Power Pro 2000-MR]*
<<locked>>
81%
35897
80%
**33
93%
Alliant Reloder- TS 15.5
<<locked>>
81%
33344
74%
**31
96%
Alliant Reloder-15
<<locked>>
81%
35737
79%
**77
95%
[Alliant Reloder-16]*
<<locked>>
87%
31140
69%
**95
90%
[Alliant Reloder-17]*
<<locked>>
81%
29225
65%
**75
92%
[Alliant Reloder-23]*
<<locked>>
94%
28094
62%
**33
90%
Bofors RP3
<<locked>>
81%
33069
74%
**34
96%
[Hodgdon CFE223]*
<<locked>>
81%
34229
76%
**67
93%
[Hodgdon H380]*
<<locked>>
81%
33765
75%
**21
92%
[Hodgdon Hybrid 100V]*
<<locked>>
84%
26469
59%
**51
90%
[Hodgdon LVR]*
<<locked>>
85%
31952
71%
**05
90%
[Hodgdon VARGET]*
<<locked>>
81%
33765
75%
**98
93%
IMR 3031
<<locked>>
81%
35607
79%
**00
100%
[IMR 4064]*
<<locked>>
81%
33692
75%
**85
94%
[IMR 4166 Enduron]*
<<locked>>
85%
37608
84%
**31
90%
[IMR 4831]*
<<locked>>
89%
29080
65%
**52
90%
IMR 4895
<<locked>>
81%
36608
81%
**06
96%
Lovex S062
<<locked>>
81%
35926
80%
**51
97%
[Lovex S065]*
<<locked>>
84%
32677
73%
**69
90%
[Lovex S070]*
<<locked>>
91%
36738
82%
**77
90%
Norma 203B
<<locked>>
81%
35302
79%
**70
95%
[Norma URP]*
<<locked>>
86%
30124
67%
**78
90%
[Ramshot Big Game]*
<<locked>>
81%
34621
77%
**74
94%
[Ramshot Hunter]*
<<locked>>
92%
35578
79%
**03
90%
ReloadSwiss RS 14
<<locked>>
91%
31314
70%
**93
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
35157
78%
**21
90%
ReloadSwiss RS 52
<<locked>>
81%
36767
82%
**59
95%
ReloadSwiss RS 60
<<locked>>
81%
30893
69%
**31
96%
[ReloadSwiss RS 62]*
<<locked>>
87%
30980
69%
**21
90%
[ReloadSwiss RS 70]*
<<locked>>
91%
35331
79%
**00
90%
Rottweil R 902
<<locked>>
81%
38087
85%
**67
97%
[Rottweil R 903]*
<<locked>>
81%
31299
70%
**85
94%
[SNPE Vectan SP 11]*
<<locked>>
81%
31894
71%
**15
93%
SNPE Vectan Tubal 5000
<<locked>>
81%
33750
75%
**52
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
90%
36811
82%
**34
90%
[Shooters World Long Rifle]*
<<locked>>
84%
32677
73%
**69
90%
Shooters World Precision
<<locked>>
81%
35926
80%
**51
97%
Somchem S355
<<locked>>
81%
32285
72%
**88
95%
[Somchem S365]*
<<locked>>
81%
24062
54%
**24
90%
Vihtavuori N135
<<locked>>
81%
31299
70%
**56
99%
Vihtavuori N140
<<locked>>
81%
36680
82%
**57
99%
[Vihtavuori N150]*
<<locked>>
81%
27789
62%
**70
94%
[Vihtavuori N160]*
<<locked>>
84%
30690
68%
**56
90%
Vihtavuori N540
<<locked>>
81%
36564
81%
**70
99%
[Vihtavuori N550]*
<<locked>>
83%
30037
67%
**75
90%
[Vihtavuori N555]*
<<locked>>
93%
28355
63%
**85
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
27847
62%
**54
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

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