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Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 293gr | Brenneke TUG

Recommended Powder(s): Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52

9.3 x 66 Sako (370 Sako Mag) + .366 | 293gr | Brenneke TUG

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 293gr | Brenneke TUG
Bullet Weight:
293gr | 19.0g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.450" | 36.8mm
Caliber:
9.3 x 66 Sako (370 Sako Mag) load data
Case Length (l3):
2.590" | 65.8mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.750" | 19.1mm
Shank Seated Depth:
0.593" | 15.1mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B1189_C1263
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 190 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 293gr | Brenneke TUG bullet and 95 powders such as Alliant Reloder-15, IMR 4895, Norma 203B, Ramshot Big Game, 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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  • .

    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>>
91%
53809
89%
**49
100%
ADI AR 2208
<<locked>>
97%
53461
89%
**29
99%
Accurate 2015
<<locked>>
87%
53490
89%
**54
100%
Accurate 2200
<<locked>>
89%
53896
90%
**13
99%
Accurate 2230
<<locked>>
85%
53969
90%
**06
100%
Accurate 2460
<<locked>>
85%
53650
89%
**10
100%
Accurate 2495
<<locked>>
91%
53563
89%
**20
100%
Accurate 2520
<<locked>>
90%
53780
89%
**46
100%
Accurate 2700
<<locked>>
97%
52446
87%
**64
95%
Accurate 4064
<<locked>>
97%
53621
89%
**46
100%
Accurate 4350
<<locked>>
97%
39494
66%
**18
97%
Alliant AR-Comp
<<locked>>
90%
54056
90%
**10
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
53011
88%
**56
100%
Alliant Reloder-10x
<<locked>>
84%
53258
88%
**57
100%
Alliant Reloder-15 👍
<<locked>>
95%
53258
88%
**62
99%
Alliant Reloder-16
<<locked>>
97%
40495
67%
**24
97%
Alliant Reloder-17
<<locked>>
97%
46514
77%
**56
99%
[Alliant Reloder-23]*
<<locked>>
97%
28747
48%
**01
93%
Baschieri & Pellagri 106
<<locked>>
84%
54114
90%
**28
100%
Baschieri & Pellagri 107
<<locked>>
91%
53127
88%
**62
99%
Hodgdon BL-C2
<<locked>>
90%
53751
89%
**79
100%
Hodgdon Benchmark
<<locked>>
88%
53345
89%
**74
100%
Hodgdon CFE223
<<locked>>
95%
53795
89%
**08
99%
Hodgdon H322
<<locked>>
87%
53171
88%
**03
100%
Hodgdon H380
<<locked>>
96%
54027
90%
**62
99%
Hodgdon H414
<<locked>>
97%
48196
80%
**36
96%
[Hodgdon H4350]*
<<locked>>
97%
39523
66%
**33
92%
Hodgdon Hybrid 100V
<<locked>>
97%
37144
62%
**39
98%
Hodgdon LVR
<<locked>>
97%
44570
74%
**70
97%
[Hodgdon Superperformance]*
<<locked>>
97%
44193
73%
**74
93%
Hodgdon VARGET
<<locked>>
97%
53026
88%
**26
99%
IMR 3031
<<locked>>
94%
53359
89%
**46
100%
IMR 4064
<<locked>>
97%
51967
86%
**03
99%
IMR 4166 Enduron
<<locked>>
97%
52649
87%
**83
96%
IMR 4198
<<locked>>
84%
53969
90%
**21
100%
[IMR 4350]*
<<locked>>
97%
42003
70%
**75
93%
IMR 4451 Enduron
<<locked>>
97%
49487
82%
**67
96%
IMR 4831
<<locked>>
97%
34490
57%
**06
95%
IMR 4895 👍
<<locked>>
94%
53882
90%
**82
100%
IMR 8208 XBR
<<locked>>
89%
53113
88%
**13
100%
Lovex D073.4
<<locked>>
84%
53882
90%
**00
100%
Lovex D073.5
<<locked>>
86%
54143
90%
**13
100%
Lovex D073.6
<<locked>>
92%
54070
90%
**52
100%
Lovex S060
<<locked>>
91%
54027
90%
**87
100%
Lovex S062
<<locked>>
96%
53925
90%
**36
100%
Lovex S065
<<locked>>
97%
45324
75%
**21
96%
Lovex S070
<<locked>>
97%
43308
72%
**08
95%
Norma 201
<<locked>>
92%
53287
89%
**16
100%
Norma 202
<<locked>>
92%
54027
90%
**26
100%
Norma 203B 👍
<<locked>>
95%
53301
89%
**69
100%
Norma URP
<<locked>>
97%
40814
68%
**24
97%
Ramshot Big Game 👍
<<locked>>
95%
53679
89%
**92
100%
[Ramshot Hunter]*
<<locked>>
97%
39914
66%
**05
94%
Ramshot TAC
<<locked>>
89%
53185
88%
**23
98%
Ramshot Wild Boar
<<locked>>
90%
54157
90%
**62
100%
Ramshot X-Terminator
<<locked>>
87%
53708
89%
**06
100%
ReloadSwiss RS 40
<<locked>>
86%
53330
89%
**06
100%
ReloadSwiss RS 50
<<locked>>
96%
53708
89%
**33
97%
ReloadSwiss RS 52 👍
<<locked>>
96%
53069
88%
**95
100%
ReloadSwiss RS 60
<<locked>>
97%
45498
76%
**49
100%
ReloadSwiss RS 62
<<locked>>
97%
39552
66%
**31
96%
ReloadSwiss RS 70
<<locked>>
97%
40973
68%
**44
95%
Rottweil R 901
<<locked>>
89%
53650
89%
**87
100%
Rottweil R 902
<<locked>>
94%
53954
90%
**16
100%
Rottweil R 903
<<locked>>
97%
49530
82%
**16
100%
Rottweil R 907
<<locked>>
97%
47543
79%
**38
95%
SNPE Vectan SP 11
<<locked>>
97%
50923
85%
**59
99%
SNPE Vectan SP 7
<<locked>>
90%
53272
89%
**26
98%
SNPE Vectan SP 9
<<locked>>
93%
54070
90%
**52
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
53505
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
53127
88%
**44
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
45150
75%
**82
95%
Shooters World Long Rifle
<<locked>>
97%
45324
75%
**21
96%
Shooters World Match Rifle
<<locked>>
92%
54070
90%
**52
100%
Shooters World Precision
<<locked>>
96%
53925
90%
**36
100%
Shooters World Tactical Rifle
<<locked>>
84%
53925
90%
**87
100%
Somchem S321
<<locked>>
87%
53359
89%
**33
100%
Somchem S335
<<locked>>
91%
53795
89%
**60
100%
Somchem S341
<<locked>>
91%
53417
89%
**33
100%
Somchem S355
<<locked>>
97%
49937
83%
**06
100%
Somchem S365
<<locked>>
97%
36230
60%
**82
99%
Vihtavuori N130
<<locked>>
87%
53447
89%
**15
100%
Vihtavuori N133
<<locked>>
93%
53447
89%
**34
100%
Vihtavuori N135
<<locked>>
97%
47718
79%
**24
100%
Vihtavuori N140
<<locked>>
94%
53925
90%
**03
100%
Vihtavuori N150
<<locked>>
97%
42148
70%
**78
100%
Vihtavuori N160
<<locked>>
97%
44353
74%
**44
97%
Vihtavuori N530
<<locked>>
88%
53824
89%
**29
100%
Vihtavuori N540
<<locked>>
94%
53359
89%
**23
100%
Vihtavuori N550
<<locked>>
97%
44918
75%
**93
98%
[Vihtavuori N555]*
<<locked>>
96%
29762
49%
**60
94%
Winchester 6.5 StaBALL
<<locked>>
97%
43497
72%
**08
99%
Winchester 748
<<locked>>
87%
53519
89%
**62
100%
Winchester 760
<<locked>>
97%
48196
80%
**36
96%
Winchester StaBALL Match
<<locked>>
86%
53940
90%
**65
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
38914
65%
**26
98%
ADI AR 2208
<<locked>>
81%
33156
55%
**01
95%
Accurate 2015
<<locked>>
81%
44483
74%
**42
100%
Accurate 2200
<<locked>>
81%
41046
68%
**26
97%
Accurate 2230
<<locked>>
81%
46369
77%
**11
99%
Accurate 2460
<<locked>>
81%
46267
77%
**18
100%
Accurate 2495
<<locked>>
81%
38943
65%
**29
100%
Accurate 2520
<<locked>>
81%
39711
66%
**52
100%
[Accurate 2700]*
<<locked>>
85%
35491
59%
**98
90%
Accurate 4064
<<locked>>
81%
32764
54%
**37
99%
[Accurate 4350]*
<<locked>>
84%
25454
42%
**19
90%
Alliant AR-Comp
<<locked>>
81%
39885
66%
**33
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
31952
53%
**21
97%
Alliant Reloder-10x
<<locked>>
81%
48095
80%
**95
100%
Alliant Reloder-15
<<locked>>
81%
34824
58%
**67
96%
[Alliant Reloder-16]*
<<locked>>
83%
27166
45%
**26
90%
[Alliant Reloder-17]*
<<locked>>
81%
27818
46%
**75
93%
[Alliant Reloder-23]*
<<locked>>
91%
24584
41%
**83
90%
Baschieri & Pellagri 106
<<locked>>
81%
50154
83%
**85
100%
Baschieri & Pellagri 107
<<locked>>
81%
37826
63%
**29
96%
Hodgdon BL-C2
<<locked>>
81%
39276
65%
**65
99%
Hodgdon Benchmark
<<locked>>
81%
43250
72%
**36
100%
[Hodgdon CFE223]*
<<locked>>
81%
32982
55%
**64
94%
Hodgdon H322
<<locked>>
81%
43279
72%
**72
100%
[Hodgdon H380]*
<<locked>>
81%
32619
54%
**21
93%
[Hodgdon H414]*
<<locked>>
85%
33199
55%
**67
90%
[Hodgdon H4350]*
<<locked>>
93%
35447
59%
**54
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
23047
38%
**01
90%
[Hodgdon LVR]*
<<locked>>
81%
27659
46%
**32
90%
[Hodgdon Superperformance]*
<<locked>>
91%
36376
60%
**33
90%
Hodgdon VARGET
<<locked>>
81%
32953
55%
**98
95%
IMR 3031
<<locked>>
81%
34824
58%
**83
100%
IMR 4064
<<locked>>
81%
32576
54%
**88
95%
[IMR 4166 Enduron]*
<<locked>>
81%
32909
55%
**52
90%
IMR 4198
<<locked>>
81%
48689
81%
**59
100%
[IMR 4350]*
<<locked>>
91%
34867
58%
**44
90%
[IMR 4451 Enduron]*
<<locked>>
83%
33025
55%
**85
90%
[IMR 4831]*
<<locked>>
86%
25309
42%
**86
90%
IMR 4895
<<locked>>
81%
35520
59%
**96
97%
IMR 8208 XBR
<<locked>>
81%
40959
68%
**36
99%
Lovex D073.4
<<locked>>
81%
47935
80%
**28
100%
Lovex D073.5
<<locked>>
81%
45977
76%
**08
100%
Lovex D073.6
<<locked>>
81%
37333
62%
**13
100%
Lovex S060
<<locked>>
81%
39813
66%
**80
98%
Lovex S062
<<locked>>
81%
34461
57%
**37
98%
[Lovex S065]*
<<locked>>
82%
28848
48%
**09
90%
[Lovex S070]*
<<locked>>
87%
31589
52%
**91
90%
Norma 201
<<locked>>
81%
38392
64%
**96
99%
Norma 202
<<locked>>
81%
38261
64%
**03
100%
Norma 203B
<<locked>>
81%
34069
57%
**60
96%
[Norma URP]*
<<locked>>
83%
26208
44%
**09
90%
Ramshot Big Game
<<locked>>
81%
33562
56%
**70
96%
[Ramshot Hunter]*
<<locked>>
89%
31531
52%
**31
90%
Ramshot TAC
<<locked>>
81%
40915
68%
**39
95%
Ramshot Wild Boar
<<locked>>
81%
39726
66%
**52
98%
Ramshot X-Terminator
<<locked>>
81%
44338
74%
**78
99%
ReloadSwiss RS 40
<<locked>>
81%
46021
76%
**08
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
33315
55%
**05
91%
ReloadSwiss RS 52
<<locked>>
81%
32430
54%
**67
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
27282
45%
**59
94%
[ReloadSwiss RS 62]*
<<locked>>
85%
27296
45%
**65
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
30879
51%
**28
90%
Rottweil R 901
<<locked>>
81%
42090
70%
**33
100%
Rottweil R 902
<<locked>>
81%
36245
60%
**51
98%
Rottweil R 903
<<locked>>
81%
29414
49%
**72
95%
[Rottweil R 907]*
<<locked>>
86%
34824
58%
**21
90%
SNPE Vectan SP 11
<<locked>>
81%
30850
51%
**14
95%
SNPE Vectan SP 7
<<locked>>
81%
38841
65%
**10
95%
SNPE Vectan SP 9
<<locked>>
81%
37231
62%
**00
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
40103
67%
**60
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
32909
55%
**55
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
86%
31792
53%
**59
90%
[Shooters World Long Rifle]*
<<locked>>
82%
28848
48%
**09
90%
Shooters World Match Rifle
<<locked>>
81%
37333
62%
**13
100%
Shooters World Precision
<<locked>>
81%
34461
57%
**37
98%
Shooters World Tactical Rifle
<<locked>>
81%
48646
81%
**24
100%
Somchem S321
<<locked>>
81%
44135
73%
**08
100%
Somchem S335
<<locked>>
81%
39595
66%
**70
100%
Somchem S341
<<locked>>
81%
38609
64%
**16
97%
Somchem S355
<<locked>>
81%
30821
51%
**85
96%
[Somchem S365]*
<<locked>>
81%
22307
37%
**24
91%
Vihtavuori N130
<<locked>>
81%
44498
74%
**06
100%
Vihtavuori N133
<<locked>>
81%
37420
62%
**24
100%
Vihtavuori N135
<<locked>>
81%
29660
49%
**39
100%
Vihtavuori N140
<<locked>>
81%
35520
59%
**41
100%
Vihtavuori N150
<<locked>>
81%
26223
44%
**67
95%
[Vihtavuori N160]*
<<locked>>
81%
27195
45%
**03
91%
Vihtavuori N530
<<locked>>
81%
43178
72%
**82
99%
Vihtavuori N540
<<locked>>
81%
35360
59%
**60
100%
[Vihtavuori N550]*
<<locked>>
81%
27064
45%
**36
91%
[Vihtavuori N555]*
<<locked>>
91%
24976
42%
**29
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26426
44%
**64
93%
Winchester 748
<<locked>>
81%
42960
71%
**21
100%
[Winchester 760]*
<<locked>>
85%
33199
55%
**67
90%
Winchester StaBALL Match
<<locked>>
81%
45701
76%
**54
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.

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