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Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 291gr | RWS Evolution

Recommended Powder(s): Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52

9.3 x 66 Sako (370 Sako Mag) + .366 | 291gr | RWS Evolution

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 291gr | RWS Evolution
Manufacturer SKU:
2317412
Bullet Weight:
291gr | 18.9g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.410" | 35.8mm
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:
0.710" | 18.0mm
Shank Seated Depth:
0.671" | 17.0mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B5489_C1263
Last updated:
2025-01-01

Load data for 192 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 291gr | RWS Evolution bullet and 96 powders such as Baschieri & Pellagri 107, Hodgdon BL-C2, IMR 4895, 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".

  • No data yet

  • 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>>
92%
53287
89%
**43
100%
ADI AR 2208
<<locked>>
97%
51982
86%
**06
99%
ADI AR 2219
<<locked>>
83%
53330
89%
**03
100%
Accurate 2015
<<locked>>
88%
53983
90%
**57
100%
Accurate 2200
<<locked>>
90%
53679
89%
**10
99%
Accurate 2230
<<locked>>
86%
53795
89%
**06
100%
Accurate 2460
<<locked>>
86%
53432
89%
**06
100%
Accurate 2495
<<locked>>
91%
53229
88%
**20
100%
Accurate 2520
<<locked>>
91%
53592
89%
**43
100%
Accurate 2700
<<locked>>
97%
51924
86%
**47
95%
Accurate 4064
<<locked>>
97%
52591
87%
**33
100%
Accurate 4350
<<locked>>
97%
38072
63%
**92
96%
Alliant AR-Comp
<<locked>>
90%
53171
88%
**00
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
51430
85%
**33
100%
Alliant Reloder-10x
<<locked>>
85%
53809
89%
**60
100%
Alliant Reloder-15
<<locked>>
96%
53519
89%
**65
99%
Alliant Reloder-16
<<locked>>
96%
39494
66%
**98
96%
Alliant Reloder-17
<<locked>>
97%
45179
75%
**33
99%
[Alliant Reloder-23]*
<<locked>>
97%
28181
47%
**82
93%
Baschieri & Pellagri 106
<<locked>>
84%
54041
90%
**28
100%
Baschieri & Pellagri 107 👍
<<locked>>
93%
54070
90%
**69
99%
Hodgdon BL-C2 👍
<<locked>>
91%
53650
89%
**72
100%
Hodgdon Benchmark
<<locked>>
89%
53156
88%
**70
100%
Hodgdon CFE223
<<locked>>
96%
53679
89%
**08
99%
Hodgdon H322
<<locked>>
88%
53330
89%
**03
100%
Hodgdon H335
<<locked>>
84%
54056
90%
**29
100%
Hodgdon H380
<<locked>>
97%
52837
88%
**52
98%
Hodgdon H414
<<locked>>
97%
46630
77%
**10
95%
Hodgdon Hybrid 100V
<<locked>>
97%
35984
60%
**13
97%
Hodgdon LVR
<<locked>>
97%
43294
72%
**47
96%
[Hodgdon Superperformance]*
<<locked>>
97%
43192
72%
**54
92%
Hodgdon VARGET
<<locked>>
97%
51750
86%
**06
99%
IMR 3031
<<locked>>
95%
53345
89%
**46
100%
IMR 4064
<<locked>>
97%
51271
85%
**93
99%
IMR 4166 Enduron
<<locked>>
97%
51256
85%
**60
96%
IMR 4198
<<locked>>
85%
54056
90%
**21
100%
[IMR 4350]*
<<locked>>
97%
40698
68%
**49
92%
IMR 4451 Enduron
<<locked>>
97%
48602
81%
**54
95%
[IMR 4831]*
<<locked>>
97%
33446
56%
**80
94%
IMR 4895 👍
<<locked>>
95%
53911
90%
**82
100%
IMR 8208 XBR
<<locked>>
90%
53432
89%
**13
100%
Lovex D073.4
<<locked>>
85%
53635
89%
**97
100%
Lovex D073.5
<<locked>>
87%
53954
90%
**13
100%
Lovex D073.6
<<locked>>
93%
53882
90%
**46
100%
Lovex S060
<<locked>>
92%
54114
90%
**87
100%
Lovex S062
<<locked>>
96%
53925
90%
**33
100%
Lovex S065
<<locked>>
97%
44599
74%
**08
96%
[Lovex S070]*
<<locked>>
97%
41814
69%
**78
94%
Norma 201
<<locked>>
92%
53040
88%
**06
100%
Norma 202
<<locked>>
93%
53461
89%
**16
100%
Norma 203B
<<locked>>
96%
53563
89%
**65
100%
Norma URP
<<locked>>
97%
39218
65%
**95
96%
Ramshot Big Game 👍
<<locked>>
96%
53650
89%
**88
100%
[Ramshot Hunter]*
<<locked>>
97%
39247
65%
**88
93%
Ramshot TAC
<<locked>>
90%
53519
89%
**20
98%
Ramshot Wild Boar
<<locked>>
90%
53127
88%
**46
100%
Ramshot X-Terminator
<<locked>>
88%
53708
89%
**03
99%
ReloadSwiss RS 40
<<locked>>
86%
53592
89%
**06
100%
ReloadSwiss RS 50
<<locked>>
97%
53708
89%
**33
97%
ReloadSwiss RS 52 👍
<<locked>>
97%
54085
90%
**05
100%
ReloadSwiss RS 60
<<locked>>
97%
43859
73%
**20
99%
ReloadSwiss RS 62
<<locked>>
97%
38682
64%
**11
96%
[ReloadSwiss RS 70]*
<<locked>>
97%
39726
66%
**11
94%
Rottweil R 901
<<locked>>
90%
53272
89%
**83
100%
Rottweil R 902
<<locked>>
94%
53258
88%
**03
100%
Rottweil R 903
<<locked>>
97%
47485
79%
**83
99%
[Rottweil R 907]*
<<locked>>
97%
46833
78%
**21
94%
SNPE Vectan SP 11
<<locked>>
97%
50024
83%
**46
99%
SNPE Vectan SP 7
<<locked>>
91%
53229
88%
**20
98%
SNPE Vectan SP 9
<<locked>>
93%
53229
88%
**36
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
53534
89%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
52185
87%
**31
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
44193
73%
**65
94%
Shooters World Long Rifle
<<locked>>
97%
44599
74%
**08
96%
Shooters World Match Rifle
<<locked>>
93%
53882
90%
**46
100%
Shooters World Precision
<<locked>>
96%
53925
90%
**33
100%
Shooters World Tactical Rifle
<<locked>>
84%
53664
89%
**83
100%
Somchem S321
<<locked>>
88%
53359
89%
**33
100%
Somchem S335
<<locked>>
92%
53519
89%
**57
100%
Somchem S341
<<locked>>
92%
53534
89%
**29
99%
Somchem S355
<<locked>>
97%
48878
81%
**90
99%
Somchem S365
<<locked>>
97%
34954
58%
**52
98%
Vihtavuori N130
<<locked>>
88%
53577
89%
**21
100%
Vihtavuori N133
<<locked>>
94%
53621
89%
**34
100%
Vihtavuori N135
<<locked>>
97%
47036
78%
**18
100%
Vihtavuori N140
<<locked>>
95%
53417
89%
**93
100%
Vihtavuori N150
<<locked>>
97%
41263
69%
**62
99%
Vihtavuori N160
<<locked>>
97%
43526
72%
**28
97%
Vihtavuori N530
<<locked>>
88%
53476
89%
**26
100%
Vihtavuori N540
<<locked>>
95%
54114
90%
**29
100%
Vihtavuori N550
<<locked>>
97%
43424
72%
**67
97%
[Vihtavuori N555]*
<<locked>>
97%
29240
49%
**41
93%
Winchester 6.5 StaBALL
<<locked>>
97%
42090
70%
**85
98%
Winchester 748
<<locked>>
89%
54157
90%
**69
100%
Winchester 760
<<locked>>
97%
46630
77%
**10
95%
Winchester StaBALL Match
<<locked>>
86%
53374
89%
**56
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
38218
63%
**13
97%
[ADI AR 2208]*
<<locked>>
81%
32518
54%
**88
94%
ADI AR 2219
<<locked>>
81%
49821
83%
**60
100%
Accurate 2015
<<locked>>
81%
43120
72%
**23
100%
Accurate 2200
<<locked>>
81%
40321
67%
**13
96%
Accurate 2230
<<locked>>
81%
45165
75%
**95
99%
Accurate 2460
<<locked>>
81%
45208
75%
**98
100%
Accurate 2495
<<locked>>
81%
37884
63%
**13
100%
Accurate 2520
<<locked>>
81%
38624
64%
**36
100%
[Accurate 2700]*
<<locked>>
86%
36680
61%
**18
90%
Accurate 4064
<<locked>>
81%
31865
53%
**18
99%
[Accurate 4350]*
<<locked>>
85%
25802
43%
**26
90%
Alliant AR-Comp
<<locked>>
81%
38914
65%
**19
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
31386
52%
**05
96%
Alliant Reloder-10x
<<locked>>
81%
46992
78%
**78
100%
Alliant Reloder-15
<<locked>>
81%
33997
56%
**54
95%
[Alliant Reloder-16]*
<<locked>>
84%
27702
46%
**29
90%
[Alliant Reloder-17]*
<<locked>>
81%
27137
45%
**52
92%
[Alliant Reloder-23]*
<<locked>>
93%
25208
42%
**93
90%
Baschieri & Pellagri 106
<<locked>>
81%
49168
82%
**69
100%
Baschieri & Pellagri 107
<<locked>>
81%
36970
61%
**06
96%
Hodgdon BL-C2
<<locked>>
81%
38334
64%
**49
98%
Hodgdon Benchmark
<<locked>>
81%
42453
71%
**19
99%
[Hodgdon CFE223]*
<<locked>>
81%
32271
54%
**47
93%
Hodgdon H322
<<locked>>
81%
42569
71%
**62
100%
Hodgdon H335
<<locked>>
81%
49124
82%
**67
100%
[Hodgdon H380]*
<<locked>>
81%
31691
53%
**98
93%
[Hodgdon H414]*
<<locked>>
87%
33997
56%
**80
90%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
23801
40%
**18
90%
[Hodgdon LVR]*
<<locked>>
83%
28471
47%
**46
90%
[Hodgdon Superperformance]*
<<locked>>
93%
37840
63%
**52
90%
[Hodgdon VARGET]*
<<locked>>
81%
32198
53%
**82
94%
IMR 3031
<<locked>>
81%
34040
57%
**70
100%
[IMR 4064]*
<<locked>>
81%
31749
53%
**65
94%
[IMR 4166 Enduron]*
<<locked>>
83%
34011
57%
**75
90%
IMR 4198
<<locked>>
81%
47776
79%
**46
100%
[IMR 4350]*
<<locked>>
92%
35679
59%
**60
90%
[IMR 4451 Enduron]*
<<locked>>
85%
33939
56%
**01
90%
[IMR 4831]*
<<locked>>
88%
26049
43%
**06
90%
IMR 4895
<<locked>>
81%
34824
58%
**83
96%
IMR 8208 XBR
<<locked>>
81%
40248
67%
**23
99%
Lovex D073.4
<<locked>>
81%
46862
78%
**08
100%
Lovex D073.5
<<locked>>
81%
44918
75%
**95
100%
Lovex D073.6
<<locked>>
81%
36230
60%
**93
99%
Lovex S060
<<locked>>
81%
38914
65%
**60
97%
Lovex S062
<<locked>>
81%
33388
55%
**18
97%
[Lovex S065]*
<<locked>>
83%
29544
49%
**23
90%
[Lovex S070]*
<<locked>>
89%
32924
55%
**14
90%
Norma 201
<<locked>>
81%
37260
62%
**73
98%
Norma 202
<<locked>>
81%
37362
62%
**87
100%
Norma 203B
<<locked>>
81%
33388
55%
**47
96%
[Norma URP]*
<<locked>>
84%
26847
45%
**19
90%
Ramshot Big Game
<<locked>>
81%
32750
54%
**44
95%
[Ramshot Hunter]*
<<locked>>
91%
32329
54%
**44
90%
Ramshot TAC
<<locked>>
81%
39914
66%
**16
95%
Ramshot Wild Boar
<<locked>>
81%
38783
64%
**36
97%
Ramshot X-Terminator
<<locked>>
81%
43410
72%
**59
98%
ReloadSwiss RS 40
<<locked>>
81%
45136
75%
**95
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
32605
54%
**88
91%
ReloadSwiss RS 52
<<locked>>
81%
31502
52%
**47
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
26643
44%
**36
93%
[ReloadSwiss RS 62]*
<<locked>>
87%
27818
46%
**72
90%
[ReloadSwiss RS 70]*
<<locked>>
89%
31734
53%
**44
90%
Rottweil R 901
<<locked>>
81%
41104
68%
**13
100%
Rottweil R 902
<<locked>>
81%
35665
59%
**34
98%
Rottweil R 903
<<locked>>
81%
28660
48%
**52
95%
[Rottweil R 907]*
<<locked>>
88%
35679
59%
**37
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
30052
50%
**95
94%
SNPE Vectan SP 7
<<locked>>
81%
37782
63%
**93
95%
SNPE Vectan SP 9
<<locked>>
81%
36550
61%
**83
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
39233
65%
**44
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
31952
53%
**36
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
88%
32648
54%
**75
90%
[Shooters World Long Rifle]*
<<locked>>
83%
29544
49%
**23
90%
Shooters World Match Rifle
<<locked>>
81%
36230
60%
**93
99%
Shooters World Precision
<<locked>>
81%
33388
55%
**18
97%
Shooters World Tactical Rifle
<<locked>>
81%
47601
79%
**05
99%
Somchem S321
<<locked>>
81%
42989
71%
**92
99%
Somchem S335
<<locked>>
81%
38508
64%
**51
100%
Somchem S341
<<locked>>
81%
37695
63%
**00
97%
Somchem S355
<<locked>>
81%
29936
50%
**65
95%
[Somchem S365]*
<<locked>>
81%
21756
36%
**04
90%
Vihtavuori N130
<<locked>>
81%
43743
73%
**96
100%
Vihtavuori N133
<<locked>>
81%
36680
61%
**08
100%
Vihtavuori N135
<<locked>>
81%
28935
48%
**26
100%
Vihtavuori N140
<<locked>>
81%
34925
58%
**34
100%
Vihtavuori N150
<<locked>>
81%
25295
42%
**44
95%
[Vihtavuori N160]*
<<locked>>
82%
27398
46%
**06
90%
Vihtavuori N530
<<locked>>
81%
42018
70%
**62
99%
Vihtavuori N540
<<locked>>
81%
34360
57%
**44
99%
[Vihtavuori N550]*
<<locked>>
81%
26760
44%
**26
90%
[Vihtavuori N555]*
<<locked>>
92%
25353
42%
**36
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
25889
43%
**44
92%
Winchester 748
<<locked>>
81%
41916
70%
**05
100%
[Winchester 760]*
<<locked>>
87%
33997
56%
**80
90%
Winchester StaBALL Match
<<locked>>
81%
44251
74%
**31
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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