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Load data for 9.3 x 66 Sako (370 Sako Mag) + .366 | 250gr | Nosler Ballistic Tip

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 | Nosler Ballistic Tip

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 250gr | Nosler Ballistic Tip
Manufacturer SKU:
36250
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.340" | 34.0mm
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:
0.640" | 16.3mm
Shank Seated Depth:
0.490" | 12.4mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B4174_C1263
Last updated:
2025-01-01
Recommended Twist Rate:
1:17 - 1:14

Load data for 176 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .366 | 250gr | Nosler Ballistic Tip bullet and 88 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".

  • 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>>
95%
53577
89%
**43
99%
ADI AR 2207
<<locked>>
83%
54099
90%
**15
100%
ADI AR 2208
<<locked>>
97%
47427
79%
**31
97%
ADI AR 2219
<<locked>>
86%
53592
89%
**13
100%
Accurate 2015
<<locked>>
91%
53983
90%
**61
100%
Accurate 2200
<<locked>>
93%
53896
90%
**00
97%
Accurate 2230
<<locked>>
89%
53606
89%
**93
99%
Accurate 2460
<<locked>>
89%
53998
90%
**10
100%
Accurate 2495
<<locked>>
95%
53577
89%
**36
100%
Accurate 2520 👍
<<locked>>
94%
53345
89%
**43
100%
Accurate 4064
<<locked>>
97%
46833
78%
**61
100%
[Accurate 4350]*
<<locked>>
97%
33489
56%
**74
92%
Alliant AR-Comp
<<locked>>
94%
53026
88%
**16
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
46180
77%
**54
98%
Alliant Reloder-10x
<<locked>>
88%
53185
88%
**61
100%
Alliant Reloder-15
<<locked>>
97%
50111
83%
**10
98%
[Alliant Reloder-16]*
<<locked>>
97%
35810
60%
**87
92%
Alliant Reloder-17
<<locked>>
97%
40959
68%
**28
96%
Baschieri & Pellagri 106
<<locked>>
86%
53490
89%
**18
100%
Baschieri & Pellagri 107
<<locked>>
96%
53853
89%
**59
98%
Hodgdon BL-C2 👍
<<locked>>
94%
53519
89%
**69
99%
Hodgdon Benchmark
<<locked>>
92%
54172
90%
**74
100%
Hodgdon CFE BLK
<<locked>>
83%
54056
90%
**41
99%
Hodgdon CFE223
<<locked>>
97%
49095
82%
**26
97%
Hodgdon H322
<<locked>>
92%
54041
90%
**16
100%
Hodgdon H335
<<locked>>
87%
54012
90%
**26
100%
Hodgdon H380
<<locked>>
97%
47892
80%
**64
96%
Hodgdon H4198
<<locked>>
84%
53258
88%
**11
100%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
32576
54%
**95
93%
[Hodgdon LVR]*
<<locked>>
97%
39015
65%
**43
93%
Hodgdon VARGET
<<locked>>
97%
47268
79%
**21
97%
IMR 3031
<<locked>>
97%
49850
83%
**13
100%
IMR 4064
<<locked>>
97%
46050
77%
**98
97%
[IMR 4166 Enduron]*
<<locked>>
97%
47195
78%
**72
93%
IMR 4198
<<locked>>
88%
54085
90%
**28
100%
[IMR 4451 Enduron]*
<<locked>>
97%
44295
74%
**56
92%
IMR 4895
<<locked>>
97%
51068
85%
**39
98%
IMR 8208 XBR
<<locked>>
94%
53867
89%
**16
99%
Lovex D073.4
<<locked>>
88%
53505
89%
**93
100%
Lovex D073.5
<<locked>>
89%
53780
89%
**07
100%
Lovex D073.6 👍
<<locked>>
96%
53345
89%
**43
100%
Lovex S060
<<locked>>
95%
53911
90%
**70
99%
Lovex S062
<<locked>>
97%
49545
82%
**67
99%
[Lovex S065]*
<<locked>>
97%
40321
67%
**06
92%
Norma 200
<<locked>>
85%
54157
90%
**54
100%
Norma 201
<<locked>>
96%
53505
89%
**07
99%
Norma 202
<<locked>>
96%
53809
89%
**23
100%
Norma 203B
<<locked>>
97%
49211
82%
**00
98%
[Norma URP]*
<<locked>>
97%
35273
59%
**80
92%
Ramshot Big Game
<<locked>>
97%
49182
82%
**16
98%
Ramshot TAC
<<locked>>
93%
53969
90%
**10
96%
Ramshot Wild Boar
<<locked>>
94%
53287
89%
**46
99%
Ramshot X-Terminator
<<locked>>
90%
53548
89%
**90
98%
ReloadSwiss RS 40
<<locked>>
90%
54128
90%
**16
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
49110
82%
**51
94%
ReloadSwiss RS 52
<<locked>>
97%
47485
79%
**13
99%
ReloadSwiss RS 60
<<locked>>
97%
39842
66%
**15
97%
Rottweil R 901
<<locked>>
94%
54143
90%
**97
100%
Rottweil R 902
<<locked>>
97%
52025
86%
**80
99%
Rottweil R 903
<<locked>>
97%
42250
70%
**95
97%
SNPE Vectan SP 10
<<locked>>
86%
53722
89%
**16
100%
SNPE Vectan SP 11
<<locked>>
97%
44440
74%
**51
97%
SNPE Vectan SP 7
<<locked>>
94%
53272
89%
**10
97%
SNPE Vectan SP 9
<<locked>>
96%
53534
89%
**39
99%
SNPE Vectan Tubal 3000
<<locked>>
94%
53722
89%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
47514
79%
**65
100%
[Shooters World Long Rifle]*
<<locked>>
97%
40321
67%
**06
92%
Shooters World Match Rifle 👍
<<locked>>
96%
53345
89%
**43
100%
Shooters World Precision
<<locked>>
97%
49545
82%
**67
99%
Shooters World Tactical Rifle
<<locked>>
87%
53824
89%
**74
99%
Somchem S321
<<locked>>
91%
53824
89%
**33
100%
Somchem S335
<<locked>>
95%
54114
90%
**61
100%
Somchem S341
<<locked>>
95%
53505
89%
**26
99%
Somchem S355
<<locked>>
97%
43961
73%
**05
98%
[Somchem S365]*
<<locked>>
97%
31372
52%
**28
94%
Vihtavuori N120
<<locked>>
86%
54085
90%
**65
100%
Vihtavuori N130
<<locked>>
91%
53998
90%
**25
100%
Vihtavuori N133
<<locked>>
97%
53374
89%
**34
100%
Vihtavuori N135
<<locked>>
97%
41640
69%
**39
100%
Vihtavuori N140
<<locked>>
97%
51779
86%
**74
100%
Vihtavuori N150
<<locked>>
97%
37217
62%
**67
97%
[Vihtavuori N160]*
<<locked>>
97%
39146
65%
**20
93%
Vihtavuori N530
<<locked>>
91%
53606
89%
**23
100%
Vihtavuori N540
<<locked>>
97%
51343
85%
**97
100%
[Vihtavuori N550]*
<<locked>>
97%
39001
65%
**65
94%
Winchester 6.5 StaBALL
<<locked>>
97%
38290
64%
**77
95%
Winchester 748 👍
<<locked>>
91%
53388
89%
**66
100%
Winchester StaBALL Match
<<locked>>
89%
53766
89%
**59
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
34476
57%
**11
94%
ADI AR 2207
<<locked>>
81%
50604
84%
**69
100%
[ADI AR 2208]*
<<locked>>
81%
29588
49%
**80
91%
ADI AR 2219
<<locked>>
81%
45237
75%
**95
100%
Accurate 2015
<<locked>>
81%
39146
65%
**54
100%
[Accurate 2200]*
<<locked>>
81%
36753
61%
**15
93%
Accurate 2230
<<locked>>
81%
40930
68%
**03
97%
Accurate 2460
<<locked>>
81%
40712
68%
**13
98%
Accurate 2495
<<locked>>
81%
33431
56%
**21
100%
Accurate 2520
<<locked>>
81%
34171
57%
**34
98%
Accurate 4064
<<locked>>
81%
28123
47%
**10
97%
[Accurate 4350]*
<<locked>>
94%
30124
50%
**92
90%
Alliant AR-Comp
<<locked>>
81%
34708
58%
**47
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
28079
47%
**90
92%
Alliant Reloder-10x
<<locked>>
81%
42946
71%
**16
100%
[Alliant Reloder-15]*
<<locked>>
81%
30429
51%
**39
91%
[Alliant Reloder-16]*
<<locked>>
93%
32648
54%
**05
90%
[Alliant Reloder-17]*
<<locked>>
86%
28877
48%
**39
90%
Baschieri & Pellagri 106
<<locked>>
81%
45223
75%
**03
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
33504
56%
**01
92%
Hodgdon BL-C2
<<locked>>
81%
34200
57%
**47
96%
Hodgdon Benchmark
<<locked>>
81%
38885
65%
**34
98%
Hodgdon CFE BLK
<<locked>>
81%
49937
83%
**85
99%
[Hodgdon CFE223]*
<<locked>>
83%
31618
53%
**85
90%
Hodgdon H322
<<locked>>
81%
38508
64%
**83
100%
Hodgdon H335
<<locked>>
81%
44440
74%
**92
100%
[Hodgdon H380]*
<<locked>>
84%
31589
52%
**56
90%
Hodgdon H4198
<<locked>>
81%
48211
80%
**43
100%
[Hodgdon Hybrid 100V]*
<<locked>>
91%
27731
46%
**70
90%
[Hodgdon LVR]*
<<locked>>
92%
33678
56%
**24
90%
[Hodgdon VARGET]*
<<locked>>
81%
29312
49%
**73
91%
IMR 3031
<<locked>>
81%
30603
51%
**75
99%
[IMR 4064]*
<<locked>>
81%
28848
48%
**57
91%
[IMR 4166 Enduron]*
<<locked>>
91%
39624
66%
**41
90%
IMR 4198
<<locked>>
81%
44237
74%
**97
100%
[IMR 4451 Enduron]*
<<locked>>
94%
40292
67%
**83
90%
[IMR 4895]*
<<locked>>
81%
31125
52%
**65
93%
IMR 8208 XBR
<<locked>>
81%
36463
61%
**31
96%
Lovex D073.4
<<locked>>
81%
42366
70%
**29
99%
Lovex D073.5
<<locked>>
81%
40495
67%
**10
98%
Lovex D073.6
<<locked>>
81%
31923
53%
**88
97%
Lovex S060
<<locked>>
81%
35694
59%
**69
95%
[Lovex S062]*
<<locked>>
81%
30182
50%
**13
94%
[Lovex S065]*
<<locked>>
92%
34853
58%
**01
90%
Norma 200
<<locked>>
81%
48472
81%
**75
100%
Norma 201
<<locked>>
81%
33852
56%
**75
96%
Norma 202
<<locked>>
81%
33591
56%
**95
98%
[Norma 203B]*
<<locked>>
81%
29965
50%
**36
92%
[Norma URP]*
<<locked>>
93%
31502
52%
**92
90%
[Ramshot Big Game]*
<<locked>>
81%
29704
49%
**29
91%
[Ramshot TAC]*
<<locked>>
81%
36361
60%
**18
91%
[Ramshot Wild Boar]*
<<locked>>
81%
35041
58%
**34
94%
Ramshot X-Terminator
<<locked>>
81%
39668
66%
**67
96%
ReloadSwiss RS 40
<<locked>>
81%
41133
68%
**13
99%
[ReloadSwiss RS 50]*
<<locked>>
88%
37318
62%
**47
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
28369
47%
**29
94%
[ReloadSwiss RS 60]*
<<locked>>
85%
27746
46%
**06
90%
Rottweil R 901
<<locked>>
81%
37347
62%
**31
99%
Rottweil R 902
<<locked>>
81%
32300
54%
**36
95%
[Rottweil R 903]*
<<locked>>
81%
25309
42%
**28
91%
SNPE Vectan SP 10
<<locked>>
81%
45556
76%
**02
100%
[SNPE Vectan SP 11]*
<<locked>>
82%
28210
47%
**96
90%
[SNPE Vectan SP 7]*
<<locked>>
81%
34026
57%
**85
91%
[SNPE Vectan SP 9]*
<<locked>>
81%
32953
55%
**82
93%
SNPE Vectan Tubal 3000
<<locked>>
81%
35926
60%
**62
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
29022
48%
**37
98%
[Shooters World Long Rifle]*
<<locked>>
92%
34853
58%
**01
90%
Shooters World Match Rifle
<<locked>>
81%
31923
53%
**88
97%
[Shooters World Precision]*
<<locked>>
81%
30182
50%
**13
94%
Shooters World Tactical Rifle
<<locked>>
81%
43439
72%
**20
98%
Somchem S321
<<locked>>
81%
38870
65%
**00
97%
Somchem S335
<<locked>>
81%
35012
58%
**65
99%
[Somchem S341]*
<<locked>>
81%
33997
56%
**92
94%
[Somchem S355]*
<<locked>>
81%
26774
44%
**44
91%
[Somchem S365]*
<<locked>>
89%
25208
42%
**47
90%
Vihtavuori N120
<<locked>>
81%
47297
79%
**83
100%
Vihtavuori N130
<<locked>>
81%
40059
67%
**31
100%
Vihtavuori N133
<<locked>>
81%
33373
55%
**26
100%
Vihtavuori N135
<<locked>>
81%
25933
43%
**21
98%
Vihtavuori N140
<<locked>>
81%
31401
52%
**36
98%
[Vihtavuori N150]*
<<locked>>
81%
22887
38%
**23
90%
[Vihtavuori N160]*
<<locked>>
90%
31691
53%
**62
90%
Vihtavuori N530
<<locked>>
81%
38450
64%
**80
97%
Vihtavuori N540
<<locked>>
81%
30893
51%
**46
97%
[Vihtavuori N550]*
<<locked>>
90%
31212
52%
**92
90%
[Winchester 6.5 StaBALL]*
<<locked>>
86%
27934
46%
**37
90%
Winchester 748
<<locked>>
81%
37652
63%
**10
98%
Winchester StaBALL Match
<<locked>>
81%
39972
66%
**46
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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