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Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 250gr | Barnes Banded Solid RN

Recommended Powder(s): Accurate 2520, Hodgdon BL-C2, Lovex D073.6, Shooters World Match Rifle, Winchester 748

9.3 x 66 Sako (370 Sako Mag) + .366 | 250gr | Barnes Banded Solid RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 250gr | Barnes Banded Solid RN
Manufacturer SKU:
30466
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.267" | 32.2mm
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:
0.567" | 14.4mm
Shank Seated Depth:
0.567" | 14.4mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B720_C1263
Last updated:
2025-01-01

Load data for 184 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 250gr | Barnes Banded Solid RN bullet and 92 powders such as Accurate 2520, Hodgdon BL-C2, 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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  • 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>>
95%
54143
90%
**66
99%
ADI AR 2207
<<locked>>
83%
54056
90%
**25
100%
ADI AR 2208
<<locked>>
97%
48167
80%
**51
97%
ADI AR 2219
<<locked>>
86%
53679
89%
**30
100%
Accurate 2015
<<locked>>
91%
53882
90%
**74
100%
Accurate 2200
<<locked>>
93%
53621
89%
**13
97%
Accurate 2230
<<locked>>
89%
54099
90%
**16
99%
Accurate 2460
<<locked>>
89%
53635
89%
**23
100%
Accurate 2495
<<locked>>
95%
53374
89%
**46
100%
Accurate 2520 👍
<<locked>>
94%
54056
90%
**66
100%
[Accurate 2700]*
<<locked>>
97%
46775
78%
**65
92%
Accurate 4064
<<locked>>
97%
46369
77%
**70
100%
[Accurate 4350]*
<<locked>>
97%
33881
56%
**90
92%
Alliant AR-Comp
<<locked>>
94%
53142
88%
**30
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
46006
76%
**64
99%
Alliant Reloder-10x
<<locked>>
88%
53374
89%
**74
100%
Alliant Reloder-15
<<locked>>
97%
50589
84%
**33
98%
[Alliant Reloder-16]*
<<locked>>
97%
36332
60%
**10
93%
Alliant Reloder-17
<<locked>>
97%
40915
68%
**44
97%
Baschieri & Pellagri 106
<<locked>>
86%
53417
89%
**31
100%
Baschieri & Pellagri 107
<<locked>>
95%
53664
89%
**69
98%
Hodgdon BL-C2 👍
<<locked>>
94%
53563
89%
**85
100%
Hodgdon Benchmark
<<locked>>
92%
54085
90%
**87
100%
Hodgdon CFE BLK
<<locked>>
83%
53998
90%
**57
100%
Hodgdon CFE223
<<locked>>
97%
49893
83%
**49
97%
Hodgdon H322
<<locked>>
91%
53447
89%
**20
100%
Hodgdon H335
<<locked>>
86%
53403
89%
**33
100%
Hodgdon H380
<<locked>>
97%
48443
80%
**87
96%
[Hodgdon H414]*
<<locked>>
97%
42395
70%
**21
91%
Hodgdon H4198
<<locked>>
84%
53693
89%
**31
100%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
32808
55%
**15
94%
[Hodgdon LVR]*
<<locked>>
97%
39334
65%
**65
93%
Hodgdon VARGET
<<locked>>
97%
47805
79%
**48
97%
IMR 3031
<<locked>>
97%
50198
83%
**30
100%
IMR 4064
<<locked>>
96%
46195
77%
**21
97%
[IMR 4166 Enduron]*
<<locked>>
96%
46992
78%
**85
93%
IMR 4198
<<locked>>
88%
54027
90%
**41
100%
[IMR 4451 Enduron]*
<<locked>>
97%
44875
75%
**82
92%
IMR 4895
<<locked>>
97%
51822
86%
**66
99%
IMR 8208 XBR
<<locked>>
93%
53693
89%
**30
100%
Lovex D073.4
<<locked>>
88%
53664
89%
**07
100%
Lovex D073.5
<<locked>>
89%
54099
90%
**26
100%
Lovex D073.6 👍
<<locked>>
96%
53592
89%
**62
100%
Lovex S060
<<locked>>
94%
54114
90%
**90
99%
Lovex S062
<<locked>>
97%
49313
82%
**84
99%
[Lovex S065]*
<<locked>>
97%
40074
67%
**20
93%
Norma 200
<<locked>>
84%
53505
89%
**57
100%
Norma 201
<<locked>>
96%
54143
90%
**33
100%
Norma 202
<<locked>>
95%
53606
89%
**33
100%
Norma 203B
<<locked>>
97%
49719
83%
**23
98%
[Norma URP]*
<<locked>>
97%
35317
59%
**00
92%
Ramshot Big Game
<<locked>>
97%
50125
83%
**43
98%
Ramshot TAC
<<locked>>
93%
53998
90%
**30
97%
Ramshot Wild Boar
<<locked>>
93%
53447
89%
**59
99%
Ramshot X-Terminator
<<locked>>
90%
53780
89%
**13
99%
ReloadSwiss RS 40
<<locked>>
89%
53432
89%
**20
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
49153
82%
**67
94%
ReloadSwiss RS 52
<<locked>>
97%
48066
80%
**36
99%
ReloadSwiss RS 60
<<locked>>
97%
39798
66%
**25
97%
[ReloadSwiss RS 62]*
<<locked>>
97%
34853
58%
**13
92%
Rottweil R 901
<<locked>>
93%
53896
90%
**10
100%
Rottweil R 902
<<locked>>
97%
52460
87%
**03
99%
Rottweil R 903
<<locked>>
97%
42409
70%
**08
98%
SNPE Vectan SP 10
<<locked>>
85%
53258
88%
**26
100%
SNPE Vectan SP 11
<<locked>>
97%
44904
75%
**74
97%
SNPE Vectan SP 7
<<locked>>
94%
53969
90%
**33
97%
SNPE Vectan SP 9
<<locked>>
96%
54128
90%
**62
99%
SNPE Vectan Tubal 3000
<<locked>>
94%
53693
89%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
47601
79%
**82
100%
[Shooters World Long Rifle]*
<<locked>>
97%
40074
67%
**20
93%
Shooters World Match Rifle 👍
<<locked>>
96%
53592
89%
**62
100%
Shooters World Precision
<<locked>>
97%
49313
82%
**84
99%
Shooters World Tactical Rifle
<<locked>>
87%
53200
88%
**84
99%
Somchem S321
<<locked>>
90%
53432
89%
**46
100%
Somchem S335
<<locked>>
95%
53896
90%
**70
100%
Somchem S341
<<locked>>
95%
53998
90%
**46
99%
Somchem S355
<<locked>>
97%
43932
73%
**21
98%
Somchem S365
<<locked>>
97%
31502
52%
**44
95%
Vihtavuori N120
<<locked>>
85%
54041
90%
**79
100%
Vihtavuori N130
<<locked>>
91%
53592
89%
**31
100%
Vihtavuori N133
<<locked>>
97%
53403
89%
**48
100%
Vihtavuori N135
<<locked>>
97%
41829
70%
**59
100%
Vihtavuori N140
<<locked>>
97%
51547
86%
**84
100%
Vihtavuori N150
<<locked>>
97%
36999
61%
**77
97%
[Vihtavuori N160]*
<<locked>>
97%
39088
65%
**36
94%
Vihtavuori N530
<<locked>>
91%
53664
89%
**39
100%
Vihtavuori N540
<<locked>>
97%
51547
86%
**16
100%
[Vihtavuori N550]*
<<locked>>
97%
39291
65%
**88
94%
Winchester 6.5 StaBALL
<<locked>>
97%
39189
65%
**10
96%
Winchester 748 👍
<<locked>>
91%
53272
88%
**75
100%
[Winchester 760]*
<<locked>>
97%
42395
70%
**21
91%
Winchester StaBALL Match
<<locked>>
89%
53838
89%
**69
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
34505
57%
**24
94%
ADI AR 2207
<<locked>>
81%
50676
84%
**82
100%
[ADI AR 2208]*
<<locked>>
81%
29646
49%
**96
91%
ADI AR 2219
<<locked>>
81%
45527
76%
**15
100%
Accurate 2015
<<locked>>
81%
39189
65%
**67
100%
[Accurate 2200]*
<<locked>>
81%
36840
61%
**31
93%
Accurate 2230
<<locked>>
81%
40799
68%
**16
97%
Accurate 2460
<<locked>>
81%
40611
67%
**26
99%
Accurate 2495
<<locked>>
81%
33257
55%
**34
100%
Accurate 2520
<<locked>>
81%
34214
57%
**51
98%
[Accurate 2700]*
<<locked>>
94%
42438
71%
**97
90%
Accurate 4064
<<locked>>
81%
27847
46%
**16
97%
[Accurate 4350]*
<<locked>>
93%
29443
49%
**92
90%
Alliant AR-Comp
<<locked>>
81%
34911
58%
**64
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28021
47%
**03
93%
Alliant Reloder-10x
<<locked>>
81%
43033
72%
**36
100%
[Alliant Reloder-15]*
<<locked>>
81%
30589
51%
**59
92%
[Alliant Reloder-16]*
<<locked>>
93%
32111
53%
**08
90%
[Alliant Reloder-17]*
<<locked>>
85%
28021
47%
**33
90%
Baschieri & Pellagri 106
<<locked>>
81%
45310
75%
**20
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
33417
56%
**15
92%
Hodgdon BL-C2
<<locked>>
81%
34432
57%
**64
96%
Hodgdon Benchmark
<<locked>>
81%
38928
65%
**47
98%
Hodgdon CFE BLK
<<locked>>
81%
49864
83%
**02
99%
[Hodgdon CFE223]*
<<locked>>
82%
30734
51%
**75
90%
Hodgdon H322
<<locked>>
81%
38812
64%
**00
100%
Hodgdon H335
<<locked>>
81%
44701
74%
**08
100%
[Hodgdon H380]*
<<locked>>
83%
30937
51%
**56
90%
[Hodgdon H414]*
<<locked>>
94%
38986
65%
**59
90%
Hodgdon H4198
<<locked>>
81%
48733
81%
**62
100%
[Hodgdon Hybrid 100V]*
<<locked>>
91%
27064
45%
**67
90%
[Hodgdon LVR]*
<<locked>>
91%
32982
55%
**24
90%
[Hodgdon VARGET]*
<<locked>>
81%
29486
49%
**87
91%
IMR 3031
<<locked>>
81%
30385
50%
**85
99%
[IMR 4064]*
<<locked>>
81%
28703
48%
**70
91%
[IMR 4166 Enduron]*
<<locked>>
90%
38856
65%
**41
90%
IMR 4198
<<locked>>
81%
44150
73%
**06
100%
[IMR 4451 Enduron]*
<<locked>>
93%
39523
66%
**90
90%
[IMR 4895]*
<<locked>>
81%
31154
52%
**85
93%
IMR 8208 XBR
<<locked>>
81%
36608
61%
**47
97%
Lovex D073.4
<<locked>>
81%
42496
71%
**46
99%
Lovex D073.5
<<locked>>
81%
40234
67%
**20
98%
Lovex D073.6
<<locked>>
81%
32242
54%
**05
97%
Lovex S060
<<locked>>
81%
35752
59%
**82
95%
[Lovex S062]*
<<locked>>
81%
30269
50%
**26
94%
[Lovex S065]*
<<locked>>
91%
34156
57%
**98
90%
Norma 200
<<locked>>
81%
48428
80%
**88
100%
Norma 201
<<locked>>
81%
33765
56%
**95
96%
Norma 202
<<locked>>
81%
33837
56%
**11
98%
[Norma 203B]*
<<locked>>
81%
29878
50%
**46
92%
[Norma URP]*
<<locked>>
92%
31082
52%
**95
90%
[Ramshot Big Game]*
<<locked>>
81%
29762
49%
**49
91%
[Ramshot TAC]*
<<locked>>
81%
36550
61%
**34
92%
Ramshot Wild Boar
<<locked>>
81%
35317
59%
**54
95%
Ramshot X-Terminator
<<locked>>
81%
40089
67%
**90
96%
ReloadSwiss RS 40
<<locked>>
81%
41089
68%
**29
99%
[ReloadSwiss RS 50]*
<<locked>>
87%
36260
60%
**38
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
28282
47%
**42
94%
[ReloadSwiss RS 60]*
<<locked>>
85%
27412
46%
**16
90%
[ReloadSwiss RS 62]*
<<locked>>
94%
31792
53%
**41
90%
Rottweil R 901
<<locked>>
81%
37231
62%
**44
99%
Rottweil R 902
<<locked>>
81%
32271
54%
**52
95%
[Rottweil R 903]*
<<locked>>
81%
25440
42%
**41
91%
SNPE Vectan SP 10
<<locked>>
81%
46093
77%
**21
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
27557
46%
**96
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
34084
57%
**95
91%
[SNPE Vectan SP 9]*
<<locked>>
81%
33025
55%
**92
94%
SNPE Vectan Tubal 3000
<<locked>>
81%
35926
60%
**75
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
29037
48%
**54
98%
[Shooters World Long Rifle]*
<<locked>>
91%
34156
57%
**98
90%
Shooters World Match Rifle
<<locked>>
81%
32242
54%
**05
97%
[Shooters World Precision]*
<<locked>>
81%
30269
50%
**26
94%
Shooters World Tactical Rifle
<<locked>>
81%
43729
73%
**43
98%
Somchem S321
<<locked>>
81%
38798
64%
**13
98%
Somchem S335
<<locked>>
81%
35085
58%
**78
99%
[Somchem S341]*
<<locked>>
81%
33779
56%
**01
94%
[Somchem S355]*
<<locked>>
81%
26731
44%
**60
91%
[Somchem S365]*
<<locked>>
89%
24903
41%
**54
90%
Vihtavuori N120
<<locked>>
81%
47398
79%
**00
100%
Vihtavuori N130
<<locked>>
81%
39929
66%
**38
100%
Vihtavuori N133
<<locked>>
81%
33533
56%
**42
100%
Vihtavuori N135
<<locked>>
81%
25802
43%
**34
98%
Vihtavuori N140
<<locked>>
81%
31372
52%
**46
98%
[Vihtavuori N150]*
<<locked>>
81%
22800
38%
**36
91%
[Vihtavuori N160]*
<<locked>>
90%
31270
52%
**65
90%
Vihtavuori N530
<<locked>>
81%
38435
64%
**93
97%
Vihtavuori N540
<<locked>>
81%
31198
52%
**62
97%
[Vihtavuori N550]*
<<locked>>
89%
30980
51%
**01
90%
[Winchester 6.5 StaBALL]*
<<locked>>
86%
27499
46%
**41
90%
Winchester 748
<<locked>>
81%
37623
63%
**23
98%
[Winchester 760]*
<<locked>>
94%
38986
65%
**59
90%
Winchester StaBALL Match
<<locked>>
81%
40219
67%
**62
97%

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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