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Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 286gr | Barnes Banded Solid

Recommended Powder(s):

9.3 x 66 Sako (370 Sako Mag) + .366 | 286gr | Barnes Banded Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 286gr | Barnes Banded Solid
Manufacturer SKU:
36604
Bullet Weight:
286gr | 18.5g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.397" | 35.5mm
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:
0.697" | 17.7mm
Shank Seated Depth:
0.697" | 17.7mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B721_C1263
Last updated:
2025-01-01

Load data for 190 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 286gr | Barnes Banded Solid bullet and 95 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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  • 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>>
93%
54157
90%
**79
100%
ADI AR 2208
<<locked>>
97%
51285
85%
**20
99%
ADI AR 2219
<<locked>>
84%
54012
90%
**36
100%
Accurate 2015
<<locked>>
89%
53417
89%
**77
100%
Accurate 2200
<<locked>>
91%
54157
90%
**39
99%
Accurate 2230
<<locked>>
87%
53621
89%
**26
100%
Accurate 2460
<<locked>>
87%
53461
89%
**29
100%
Accurate 2495
<<locked>>
93%
54099
90%
**56
100%
Accurate 2520
<<locked>>
92%
53780
89%
**69
100%
[Accurate 2700]*
<<locked>>
97%
49501
82%
**41
94%
Accurate 4064
<<locked>>
97%
50560
84%
**36
100%
Accurate 4350
<<locked>>
97%
36985
61%
**92
95%
Alliant AR-Comp
<<locked>>
92%
53447
89%
**29
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
49574
82%
**33
100%
Alliant Reloder-10x
<<locked>>
86%
53476
89%
**80
100%
Alliant Reloder-15 👍
<<locked>>
96%
53621
89%
**92
99%
Alliant Reloder-16
<<locked>>
97%
38769
64%
**05
96%
Alliant Reloder-17
<<locked>>
97%
43729
73%
**29
99%
Baschieri & Pellagri 106
<<locked>>
85%
53998
90%
**54
100%
Baschieri & Pellagri 107 👍
<<locked>>
93%
53911
90%
**92
99%
Hodgdon BL-C2 👍
<<locked>>
92%
53954
90%
**02
100%
Hodgdon Benchmark
<<locked>>
90%
53824
89%
**03
100%
Hodgdon CFE223
<<locked>>
97%
53229
88%
**21
99%
Hodgdon H322
<<locked>>
89%
53359
89%
**26
100%
Hodgdon H335
<<locked>>
84%
53563
89%
**46
100%
Hodgdon H380
<<locked>>
97%
51358
85%
**49
98%
[Hodgdon H414]*
<<locked>>
97%
45281
75%
**10
94%
Hodgdon Hybrid 100V
<<locked>>
97%
34940
58%
**10
96%
Hodgdon LVR
<<locked>>
97%
42279
70%
**51
96%
[Hodgdon Superperformance]*
<<locked>>
97%
42134
70%
**54
92%
Hodgdon VARGET
<<locked>>
97%
50270
84%
**10
99%
IMR 3031
<<locked>>
97%
53780
89%
**72
100%
IMR 4064
<<locked>>
97%
49951
83%
**93
99%
IMR 4166 Enduron
<<locked>>
97%
50038
83%
**64
95%
IMR 4198
<<locked>>
86%
53766
89%
**41
100%
IMR 4451 Enduron
<<locked>>
97%
47384
79%
**54
95%
[IMR 4831]*
<<locked>>
97%
32271
54%
**77
93%
IMR 4895 👍
<<locked>>
96%
53809
89%
**05
100%
IMR 8208 XBR
<<locked>>
91%
53403
89%
**36
100%
Lovex D073.4
<<locked>>
86%
53983
90%
**23
100%
Lovex D073.5
<<locked>>
87%
53766
89%
**33
100%
Lovex D073.6
<<locked>>
94%
54099
90%
**75
100%
Lovex S060
<<locked>>
93%
53722
89%
**03
99%
Lovex S062
<<locked>>
97%
52997
88%
**43
100%
Lovex S065
<<locked>>
97%
43192
72%
**08
95%
[Lovex S070]*
<<locked>>
97%
40263
67%
**75
93%
Norma 201
<<locked>>
94%
53403
89%
**39
100%
Norma 202
<<locked>>
93%
53243
88%
**39
100%
Norma 203B
<<locked>>
97%
53447
89%
**88
100%
Norma URP
<<locked>>
97%
38072
63%
**95
95%
Ramshot Big Game
<<locked>>
97%
53011
88%
**02
99%
[Ramshot Hunter]*
<<locked>>
97%
37478
62%
**75
92%
Ramshot TAC
<<locked>>
91%
53679
89%
**46
98%
Ramshot Wild Boar
<<locked>>
92%
53635
89%
**75
99%
Ramshot X-Terminator
<<locked>>
89%
53925
90%
**29
99%
ReloadSwiss RS 40
<<locked>>
87%
53606
89%
**33
100%
ReloadSwiss RS 50
<<locked>>
97%
52083
87%
**36
97%
ReloadSwiss RS 52 👍
<<locked>>
97%
51314
85%
**95
100%
ReloadSwiss RS 60
<<locked>>
97%
42815
71%
**23
99%
ReloadSwiss RS 62
<<locked>>
97%
37318
62%
**05
95%
[ReloadSwiss RS 70]*
<<locked>>
97%
38609
64%
**11
94%
Rottweil R 901
<<locked>>
91%
53635
89%
**13
100%
Rottweil R 902
<<locked>>
96%
53592
89%
**36
100%
Rottweil R 903
<<locked>>
97%
46035
76%
**87
99%
[Rottweil R 907]*
<<locked>>
97%
45382
75%
**21
93%
SNPE Vectan SP 10
<<locked>>
84%
54041
90%
**39
100%
SNPE Vectan SP 11
<<locked>>
97%
47805
79%
**43
99%
SNPE Vectan SP 7
<<locked>>
92%
54114
90%
**56
98%
SNPE Vectan SP 9
<<locked>>
94%
53751
89%
**69
99%
SNPE Vectan Tubal 3000
<<locked>>
92%
53954
90%
**70
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
50894
85%
**38
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
96%
41959
70%
**56
93%
Shooters World Long Rifle
<<locked>>
97%
43192
72%
**08
95%
Shooters World Match Rifle
<<locked>>
94%
54099
90%
**75
100%
Shooters World Precision
<<locked>>
97%
52997
88%
**43
100%
Shooters World Tactical Rifle
<<locked>>
86%
53983
90%
**10
100%
Somchem S321
<<locked>>
89%
54012
90%
**65
100%
Somchem S335
<<locked>>
93%
53838
89%
**80
100%
Somchem S341
<<locked>>
92%
53374
89%
**52
99%
Somchem S355
<<locked>>
97%
47500
79%
**97
99%
Somchem S365
<<locked>>
97%
33620
56%
**42
97%
Vihtavuori N120
<<locked>>
83%
53621
89%
**85
100%
Vihtavuori N130
<<locked>>
89%
54012
90%
**47
100%
Vihtavuori N133
<<locked>>
95%
54128
90%
**67
100%
Vihtavuori N135
<<locked>>
97%
45339
75%
**24
100%
Vihtavuori N140
<<locked>>
96%
53359
89%
**20
100%
Vihtavuori N150
<<locked>>
97%
40059
67%
**65
99%
Vihtavuori N160
<<locked>>
97%
42424
70%
**31
96%
Vihtavuori N530
<<locked>>
90%
53983
90%
**52
100%
Vihtavuori N540
<<locked>>
96%
53563
89%
**52
100%
Vihtavuori N550
<<locked>>
97%
41945
70%
**67
96%
Winchester 6.5 StaBALL
<<locked>>
97%
41466
69%
**92
98%
Winchester 748
<<locked>>
89%
54012
90%
**95
100%
[Winchester 760]*
<<locked>>
97%
45281
75%
**10
94%
Winchester StaBALL Match
<<locked>>
87%
53679
89%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
36564
61%
**03
97%
[ADI AR 2208]*
<<locked>>
81%
31357
52%
**82
94%
ADI AR 2219
<<locked>>
81%
48544
81%
**70
100%
Accurate 2015
<<locked>>
81%
41684
69%
**29
100%
Accurate 2200
<<locked>>
81%
39015
65%
**13
95%
Accurate 2230
<<locked>>
81%
43511
72%
**88
99%
Accurate 2460
<<locked>>
81%
43337
72%
**95
100%
Accurate 2495
<<locked>>
81%
36042
60%
**13
100%
Accurate 2520
<<locked>>
81%
37144
62%
**33
99%
[Accurate 2700]*
<<locked>>
88%
38043
63%
**57
90%
Accurate 4064
<<locked>>
81%
30313
50%
**14
99%
[Accurate 4350]*
<<locked>>
87%
26121
43%
**59
90%
Alliant AR-Comp
<<locked>>
81%
37608
62%
**26
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
30008
50%
**98
95%
Alliant Reloder-10x
<<locked>>
81%
45527
76%
**85
100%
Alliant Reloder-15
<<locked>>
81%
32576
54%
**47
95%
[Alliant Reloder-16]*
<<locked>>
86%
28224
47%
**69
90%
[Alliant Reloder-17]*
<<locked>>
81%
26179
43%
**42
91%
Baschieri & Pellagri 106
<<locked>>
81%
47659
79%
**75
100%
Baschieri & Pellagri 107
<<locked>>
81%
35520
59%
**00
95%
Hodgdon BL-C2
<<locked>>
81%
36912
61%
**49
98%
Hodgdon Benchmark
<<locked>>
81%
41176
68%
**23
99%
[Hodgdon CFE223]*
<<locked>>
81%
31256
52%
**44
93%
Hodgdon H322
<<locked>>
81%
40901
68%
**62
100%
Hodgdon H335
<<locked>>
81%
47688
79%
**67
100%
[Hodgdon H380]*
<<locked>>
81%
30501
51%
**95
92%
[Hodgdon H414]*
<<locked>>
89%
34635
58%
**16
90%
[Hodgdon Hybrid 100V]*
<<locked>>
84%
24018
40%
**44
90%
[Hodgdon LVR]*
<<locked>>
85%
29124
48%
**88
90%
[Hodgdon Superperformance]*
<<locked>>
94%
38609
64%
**85
90%
[Hodgdon VARGET]*
<<locked>>
81%
31357
52%
**82
94%
IMR 3031
<<locked>>
81%
32779
54%
**70
100%
[IMR 4064]*
<<locked>>
81%
30777
51%
**65
94%
[IMR 4166 Enduron]*
<<locked>>
84%
34098
57%
**95
90%
IMR 4198
<<locked>>
81%
46702
78%
**59
100%
[IMR 4451 Enduron]*
<<locked>>
86%
34679
58%
**37
90%
[IMR 4831]*
<<locked>>
91%
26658
44%
**46
90%
IMR 4895
<<locked>>
81%
33214
55%
**73
96%
IMR 8208 XBR
<<locked>>
81%
38870
65%
**23
98%
Lovex D073.4
<<locked>>
81%
45237
75%
**11
100%
Lovex D073.5
<<locked>>
81%
42888
71%
**88
100%
Lovex D073.6
<<locked>>
81%
34838
58%
**90
99%
Lovex S060
<<locked>>
81%
37855
63%
**64
97%
Lovex S062
<<locked>>
81%
32213
54%
**14
97%
[Lovex S065]*
<<locked>>
85%
30284
50%
**62
90%
[Lovex S070]*
<<locked>>
91%
33562
56%
**47
90%
Norma 201
<<locked>>
81%
35998
60%
**73
98%
Norma 202
<<locked>>
81%
35839
60%
**83
99%
Norma 203B
<<locked>>
81%
31966
53%
**37
95%
[Norma URP]*
<<locked>>
86%
27456
46%
**62
90%
[Ramshot Big Game]*
<<locked>>
81%
31604
52%
**44
94%
[Ramshot Hunter]*
<<locked>>
92%
32793
54%
**77
90%
[Ramshot TAC]*
<<locked>>
81%
38754
64%
**16
94%
Ramshot Wild Boar
<<locked>>
81%
37724
63%
**36
97%
Ramshot X-Terminator
<<locked>>
81%
42337
70%
**65
98%
ReloadSwiss RS 40
<<locked>>
81%
43598
72%
**98
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
32082
53%
**98
90%
ReloadSwiss RS 52
<<locked>>
81%
30342
50%
**41
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
25701
43%
**29
91%
[ReloadSwiss RS 62]*
<<locked>>
88%
28079
47%
**01
90%
[ReloadSwiss RS 70]*
<<locked>>
92%
32808
55%
**83
90%
Rottweil R 901
<<locked>>
81%
39465
66%
**13
100%
Rottweil R 902
<<locked>>
81%
34418
57%
**34
97%
[Rottweil R 903]*
<<locked>>
81%
27267
45%
**46
94%
[Rottweil R 907]*
<<locked>>
90%
36390
60%
**67
90%
SNPE Vectan SP 10
<<locked>>
81%
48849
81%
**80
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
28993
48%
**88
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
36347
60%
**87
94%
SNPE Vectan SP 9
<<locked>>
81%
35302
59%
**83
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
37985
63%
**47
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
30864
51%
**36
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
90%
33054
55%
**05
90%
[Shooters World Long Rifle]*
<<locked>>
85%
30284
50%
**62
90%
Shooters World Match Rifle
<<locked>>
81%
34838
58%
**90
99%
Shooters World Precision
<<locked>>
81%
32213
54%
**14
97%
Shooters World Tactical Rifle
<<locked>>
81%
46253
77%
**08
99%
Somchem S321
<<locked>>
81%
41307
69%
**88
99%
Somchem S335
<<locked>>
81%
37260
62%
**54
100%
Somchem S341
<<locked>>
81%
36013
60%
**90
96%
[Somchem S355]*
<<locked>>
81%
28703
48%
**59
94%
[Somchem S365]*
<<locked>>
83%
22191
37%
**37
90%
Vihtavuori N120
<<locked>>
81%
49864
83%
**42
100%
Vihtavuori N130
<<locked>>
81%
42424
70%
**03
100%
Vihtavuori N133
<<locked>>
81%
35752
59%
**18
100%
Vihtavuori N135
<<locked>>
81%
27717
46%
**23
99%
Vihtavuori N140
<<locked>>
81%
33475
56%
**24
99%
[Vihtavuori N150]*
<<locked>>
81%
24352
40%
**41
94%
[Vihtavuori N160]*
<<locked>>
84%
27746
46%
**36
90%
Vihtavuori N530
<<locked>>
81%
40770
68%
**65
99%
Vihtavuori N540
<<locked>>
81%
33272
55%
**44
99%
[Vihtavuori N550]*
<<locked>>
83%
27021
45%
**55
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
24743
41%
**34
91%
Winchester 748
<<locked>>
81%
40205
67%
**01
99%
[Winchester 760]*
<<locked>>
89%
34635
58%
**16
90%
Winchester StaBALL Match
<<locked>>
81%
42859
71%
**34
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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