top of page

Load data for 9.3 x 66 Sako (370 Sako Mag) + .364 | 90gr | Speer Hollow Point Gold Dot

Recommended Powder(s): IMR 4227, ReloadSwiss RS 36

9.3 x 66 Sako (370 Sako Mag) + .364 | 90gr | Speer Hollow Point Gold Dot

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.364 | 90gr | Speer Hollow Point Gold Dot
Manufacturer SKU:
3999
Bullet Weight:
90gr | 5.8g
Bullet Diameter:
0.364" | 9.25mm
Bullet Length:
0.440" | 11.2mm
Caliber:
9.3 x 66 Sako (370 Sako Mag) load data
Case Length (l3):
2.590" | 65.8mm
Cartridge Length (C.O.L.):
2.908" | 73.9mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
81.0 Grains of Water | 5.26 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B6240_C1263
Last updated:
2025-01-01

Load data for 42 loads in caliber 9.3 x 66 Sako (370 Sako Mag) with .364 | 90gr | Speer Hollow Point Gold Dot bullet and 21 powders such as IMR 4227, ReloadSwiss RS 36. 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.

    .

    Loading_icon.gif

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 2205
<<locked>>
90%
53998
90%
**89
100%
ADI AR 2207
<<locked>>
97%
41336
69%
**27
98%
Accurate 1680
<<locked>>
94%
54157
90%
**94
95%
Accurate 5744
<<locked>>
88%
53505
89%
**37
98%
Accurate No. 11 FS
<<locked>>
86%
53490
89%
**81
100%
Alliant Reloder-7
<<locked>>
97%
44686
74%
**27
95%
Hodgdon TrailBoss
<<locked>>
96%
25875
43%
**31
100%
[IMR 4198]*
<<locked>>
97%
38014
63%
**76
94%
IMR 4227 👍
<<locked>>
97%
54099
90%
**14
99%
Lovex D060
<<locked>>
90%
53505
89%
**37
98%
Lovex D063
<<locked>>
86%
53388
89%
**04
98%
Lovex S040
<<locked>>
83%
53621
89%
**22
100%
Lovex S053
<<locked>>
97%
50981
85%
**58
100%
[Norma 200]*
<<locked>>
97%
37811
63%
**22
94%
ReloadSwiss RS 14
<<locked>>
96%
24743
41%
**70
100%
ReloadSwiss RS 36 👍
<<locked>>
97%
52939
88%
**21
99%
SNPE Vectan BA6 1/2
<<locked>>
97%
45847
76%
**99
100%
Shooters World Blackout
<<locked>>
86%
53388
89%
**04
98%
Shooters World Buffalo Rifle
<<locked>>
90%
53505
89%
**37
98%
Vihtavuori N110
<<locked>>
93%
53679
89%
**58
100%
Vihtavuori N120
<<locked>>
97%
38159
63%
**09
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
40089
67%
**10
99%
[ADI AR 2207]*
<<locked>>
81%
24381
41%
**76
90%
[Accurate 1680]*
<<locked>>
85%
39349
65%
**63
90%
Accurate 5744
<<locked>>
81%
42989
71%
**98
95%
Accurate No. 11 FS
<<locked>>
81%
43990
73%
**78
99%
[Alliant Reloder-7]*
<<locked>>
87%
31430
52%
**60
90%
Hodgdon TrailBoss
<<locked>>
81%
19812
33%
**31
100%
[IMR 4198]*
<<locked>>
91%
31270
52%
**60
90%
[IMR 4227]*
<<locked>>
81%
31850
53%
**53
93%
[Lovex D060]*
<<locked>>
81%
40524
67%
**25
94%
Lovex D063
<<locked>>
81%
45223
75%
**20
96%
Lovex S040
<<locked>>
81%
49763
83%
**53
100%
Lovex S053
<<locked>>
81%
30690
51%
**46
97%
[Norma 200]*
<<locked>>
91%
30719
51%
**06
90%
ReloadSwiss RS 14
<<locked>>
81%
18971
32%
**70
100%
[ReloadSwiss RS 36]*
<<locked>>
81%
30589
51%
**56
92%
SNPE Vectan BA6 1/2
<<locked>>
81%
28805
48%
**96
100%
Shooters World Blackout
<<locked>>
81%
45223
75%
**20
96%
[Shooters World Buffalo Rifle]*
<<locked>>
81%
40524
67%
**25
94%
Vihtavuori N110
<<locked>>
81%
36361
60%
**07
100%
[Vihtavuori N120]*
<<locked>>
81%
22756
38%
**68
91%

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

bottom of page