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Load data for 9.3 x 74 R + .366 | 285gr | Lapua Mega

Recommended Powder(s): Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, Somchem S355, Winchester 6.5 StaBALL

9.3 x 74 R + .366 | 285gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.366 | 285gr | Lapua Mega
Manufacturer SKU:
4PL9017 | E433
Bullet Weight:
285gr | 18.5g
Bullet Diameter:
0.366" | 9.30mm
Bullet Length:
1.181" | 30.0mm
Caliber:
9.3 x 74 R load data
Case Length (l3):
2.910" | 73.9mm
Cartridge Length (C.O.L.):
3.664" | 93.1mm
Seated Depth:
0.427" | 10.8mm
Shank Seated Depth:
0.427" | 10.8mm
Case Capacity:
83.0 Grains of Water | 5.39 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
49313 psi | 3400 bar
LID:
LID_B3229_C1269
Last updated:
2025-01-01

Load data for 128 loads in caliber 9.3 x 74 R with .366 | 285gr | Lapua Mega bullet and 64 powders such as Alliant Reloder-17, ReloadSwiss RS 60, Rottweil R 903, Somchem S355, Winchester 6.5 StaBALL. 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 2208
<<locked>>
87%
43961
89%
**70
98%
[Accurate 2700]*
<<locked>>
88%
43598
88%
**18
94%
[Accurate 3100]*
<<locked>>
97%
31879
65%
**16
92%
Accurate 4064
<<locked>>
87%
44251
90%
**93
100%
Accurate 4350
<<locked>>
96%
43932
89%
**52
98%
Alliant Reloder- TS 15.5
<<locked>>
88%
43743
89%
**97
99%
Alliant Reloder-15
<<locked>>
86%
44324
90%
**13
99%
Alliant Reloder-16
<<locked>>
96%
43627
88%
**62
98%
Alliant Reloder-17 👍
<<locked>>
92%
44005
89%
**92
99%
Alliant Reloder-23
<<locked>>
97%
31720
64%
**46
96%
[Alliant Reloder-26]*
<<locked>>
97%
34316
70%
**54
94%
Hodgdon CFE223
<<locked>>
87%
43903
89%
**39
98%
Hodgdon H380
<<locked>>
87%
44106
89%
**00
98%
Hodgdon H414
<<locked>>
91%
44222
90%
**49
95%
[Hodgdon H4350]*
<<locked>>
97%
43352
88%
**77
94%
Hodgdon Hybrid 100V
<<locked>>
97%
41176
83%
**83
99%
Hodgdon LVR
<<locked>>
93%
44063
89%
**39
97%
[Hodgdon Superperformance]*
<<locked>>
94%
44295
90%
**62
94%
Hodgdon VARGET
<<locked>>
88%
43961
89%
**70
98%
IMR 3031
<<locked>>
85%
43845
89%
**90
100%
IMR 4064
<<locked>>
88%
43918
89%
**64
99%
IMR 4166 Enduron
<<locked>>
88%
44208
90%
**41
95%
[IMR 4350]*
<<locked>>
96%
44251
90%
**90
94%
IMR 4451 Enduron
<<locked>>
90%
44280
90%
**67
95%
IMR 4831
<<locked>>
97%
38319
78%
**41
97%
IMR 4895
<<locked>>
85%
44034
89%
**16
99%
Lovex D073.6
<<locked>>
83%
44266
90%
**90
100%
Lovex S062
<<locked>>
86%
44309
90%
**77
100%
Lovex S065
<<locked>>
92%
43888
89%
**74
97%
Lovex S070
<<locked>>
94%
43758
89%
**90
95%
Norma 203B
<<locked>>
86%
44367
90%
**13
99%
[Norma 204]*
<<locked>>
95%
44063
89%
**16
92%
Norma URP
<<locked>>
96%
43990
89%
**56
98%
Ramshot Big Game
<<locked>>
86%
43947
89%
**29
99%
Ramshot Hunter
<<locked>>
97%
44324
90%
**59
96%
ReloadSwiss RS 50
<<locked>>
87%
44048
89%
**74
96%
ReloadSwiss RS 52
<<locked>>
87%
44121
89%
**43
100%
ReloadSwiss RS 60 👍
<<locked>>
93%
44106
89%
**11
100%
ReloadSwiss RS 62
<<locked>>
97%
44266
90%
**82
98%
ReloadSwiss RS 70
<<locked>>
96%
43903
89%
**79
97%
Rottweil R 902
<<locked>>
84%
44048
89%
**51
100%
Rottweil R 903 👍
<<locked>>
90%
43918
89%
**06
99%
[Rottweil R 907]*
<<locked>>
91%
44280
90%
**67
94%
SNPE Vectan SP 11
<<locked>>
89%
44106
89%
**33
99%
SNPE Vectan SP 9
<<locked>>
83%
44106
89%
**87
99%
SNPE Vectan Tubal 5000
<<locked>>
87%
43714
89%
**98
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
43903
89%
**38
95%
Shooters World Long Rifle
<<locked>>
92%
43888
89%
**74
97%
Shooters World Match Rifle
<<locked>>
83%
44266
90%
**90
100%
Shooters World Precision
<<locked>>
86%
44309
90%
**77
100%
Somchem S355 👍
<<locked>>
90%
44106
89%
**97
99%
Somchem S365
<<locked>>
97%
40422
82%
**33
100%
[Somchem S385]*
<<locked>>
97%
37434
76%
**15
92%
Vihtavuori N133
<<locked>>
83%
43961
89%
**85
100%
Vihtavuori N135
<<locked>>
91%
44266
90%
**51
100%
Vihtavuori N140
<<locked>>
85%
44034
89%
**44
100%
Vihtavuori N150
<<locked>>
95%
44164
90%
**74
100%
Vihtavuori N160
<<locked>>
93%
43816
89%
**10
98%
Vihtavuori N540
<<locked>>
85%
44324
90%
**77
100%
Vihtavuori N550
<<locked>>
93%
43961
89%
**46
98%
Vihtavuori N555
<<locked>>
97%
33562
68%
**08
96%
Winchester 6.5 StaBALL 👍
<<locked>>
94%
44353
90%
**00
99%
Winchester 760
<<locked>>
91%
44222
90%
**49
95%
[Winchester StaBALL HD]*
<<locked>>
97%
28123
57%
**03
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
36274
74%
**33
97%
[Accurate 2700]*
<<locked>>
81%
34635
70%
**51
90%
[Accurate 3100]*
<<locked>>
94%
28485
58%
**41
90%
Accurate 4064
<<locked>>
81%
36361
74%
**65
100%
[Accurate 4350]*
<<locked>>
81%
26194
53%
**95
91%
Alliant Reloder- TS 15.5
<<locked>>
81%
35404
72%
**49
98%
Alliant Reloder-15
<<locked>>
81%
38203
77%
**05
97%
[Alliant Reloder-16]*
<<locked>>
81%
27891
57%
**11
92%
Alliant Reloder-17
<<locked>>
81%
30632
62%
**13
96%
[Alliant Reloder-23]*
<<locked>>
87%
23554
48%
**16
90%
[Alliant Reloder-26]*
<<locked>>
91%
28921
59%
**10
90%
Hodgdon CFE223
<<locked>>
81%
36289
74%
**01
96%
Hodgdon H380
<<locked>>
81%
35795
73%
**49
95%
[Hodgdon H414]*
<<locked>>
81%
31546
64%
**00
90%
[Hodgdon H4350]*
<<locked>>
88%
33431
68%
**87
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25237
51%
**29
93%
[Hodgdon LVR]*
<<locked>>
81%
29892
61%
**54
92%
[Hodgdon Superperformance]*
<<locked>>
87%
34809
71%
**75
90%
Hodgdon VARGET
<<locked>>
81%
35810
73%
**23
96%
IMR 3031
<<locked>>
81%
38566
78%
**08
100%
IMR 4064
<<locked>>
81%
35563
72%
**10
97%
[IMR 4166 Enduron]*
<<locked>>
81%
35650
72%
**77
92%
[IMR 4350]*
<<locked>>
87%
33779
68%
**93
90%
[IMR 4451 Enduron]*
<<locked>>
81%
33649
68%
**70
91%
[IMR 4831]*
<<locked>>
82%
24482
50%
**23
90%
IMR 4895
<<locked>>
81%
39175
79%
**31
98%
Lovex D073.6
<<locked>>
81%
41002
83%
**41
100%
Lovex S062
<<locked>>
81%
37550
76%
**59
99%
[Lovex S065]*
<<locked>>
81%
30893
63%
**21
92%
[Lovex S070]*
<<locked>>
82%
30356
62%
**28
90%
Norma 203B
<<locked>>
81%
37724
76%
**98
98%
[Norma 204]*
<<locked>>
91%
38000
77%
**05
90%
[Norma URP]*
<<locked>>
81%
27369
56%
**05
92%
Ramshot Big Game
<<locked>>
81%
36912
75%
**05
97%
[Ramshot Hunter]*
<<locked>>
85%
30081
61%
**67
90%
[ReloadSwiss RS 50]*
<<locked>>
81%
36593
74%
**39
93%
ReloadSwiss RS 52
<<locked>>
81%
35940
73%
**01
99%
ReloadSwiss RS 60
<<locked>>
81%
29863
61%
**03
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
26498
54%
**05
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
29443
60%
**60
90%
Rottweil R 902
<<locked>>
81%
39639
80%
**78
99%
Rottweil R 903
<<locked>>
81%
32808
67%
**06
97%
[Rottweil R 907]*
<<locked>>
82%
33011
67%
**51
90%
SNPE Vectan SP 11
<<locked>>
81%
33852
69%
**42
96%
SNPE Vectan SP 9
<<locked>>
81%
40872
83%
**34
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
35781
73%
**70
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
30240
61%
**85
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30893
63%
**21
92%
Shooters World Match Rifle
<<locked>>
81%
41002
83%
**41
100%
Shooters World Precision
<<locked>>
81%
37550
76%
**59
99%
Somchem S355
<<locked>>
81%
33765
68%
**06
97%
[Somchem S365]*
<<locked>>
81%
24497
50%
**59
94%
[Somchem S385]*
<<locked>>
94%
33823
69%
**36
90%
Vihtavuori N133
<<locked>>
81%
40640
82%
**39
100%
Vihtavuori N135
<<locked>>
81%
32837
67%
**60
100%
Vihtavuori N140
<<locked>>
81%
39059
79%
**69
100%
Vihtavuori N150
<<locked>>
81%
28790
58%
**88
97%
[Vihtavuori N160]*
<<locked>>
81%
29733
60%
**34
93%
Vihtavuori N540
<<locked>>
81%
38783
79%
**88
100%
[Vihtavuori N550]*
<<locked>>
81%
29747
60%
**64
93%
[Vihtavuori N555]*
<<locked>>
86%
24076
49%
**62
90%
Winchester 6.5 StaBALL
<<locked>>
81%
28631
58%
**88
95%
[Winchester 760]*
<<locked>>
81%
31546
64%
**00
90%
[Winchester StaBALL HD]*
<<locked>>
93%
24976
51%
**95
90%

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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