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Load data for 7 x 66 SE v. Hofe + .284 | 150gr | Osprey Virtus

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385

7 x 66 SE v. Hofe + .284 | 150gr | Osprey Virtus

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 150gr | Osprey Virtus
Manufacturer SKU:
Osprey-0.284-150
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.430" | 36.3mm
Caliber:
7 x 66 SE v. Hofe load data
Case Length (l3):
2.598" | 66.0mm
Cartridge Length (C.O.L.):
3.257" | 82.7mm
Seated Depth:
0.771" | 19.6mm
Shank Seated Depth:
0.645" | 16.4mm
Case Capacity:
93.0 Grains of Water | 6.04 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10757_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:8

Load data for 138 loads in caliber 7 x 66 SE v. Hofe with .284 | 150gr | Osprey Virtus bullet and 69 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385. 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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    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.

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 2209 👍
<<locked>>
93%
57421
90%
**45
99%
ADI AR 2213
<<locked>>
95%
56536
89%
**71
99%
ADI AR 2217
<<locked>>
97%
43308
68%
**12
96%
ADI AR 2225
<<locked>>
97%
38653
61%
**69
98%
Accurate 2700
<<locked>>
83%
57130
90%
**20
100%
Accurate 3100
<<locked>>
96%
57014
89%
**86
100%
Accurate 4350
<<locked>>
87%
57203
90%
**02
100%
Accurate MAGPRO
<<locked>>
96%
56797
89%
**81
97%
Alliant Reloder-16
<<locked>>
89%
57348
90%
**51
100%
Alliant Reloder-17
<<locked>>
84%
56782
89%
**35
100%
Alliant Reloder-19 👍
<<locked>>
93%
57276
90%
**41
99%
Alliant Reloder-22
<<locked>>
96%
57188
90%
**77
99%
Alliant Reloder-23
<<locked>>
97%
56159
88%
**18
100%
Alliant Reloder-25
<<locked>>
97%
48457
76%
**56
100%
Alliant Reloder-26
<<locked>>
93%
56420
88%
**10
100%
Hodgdon H1000
<<locked>>
97%
43308
68%
**12
96%
Hodgdon H414
<<locked>>
83%
56840
89%
**28
100%
Hodgdon H4350
<<locked>>
90%
57043
89%
**82
100%
Hodgdon H4831
<<locked>>
97%
54549
85%
**76
98%
Hodgdon H4831 SC
<<locked>>
94%
56927
89%
**15
98%
Hodgdon Hybrid 100V
<<locked>>
91%
57406
90%
**66
100%
Hodgdon LVR
<<locked>>
86%
57363
90%
**09
100%
Hodgdon Retumbo
<<locked>>
97%
38653
61%
**69
98%
Hodgdon Superperformance
<<locked>>
86%
57421
90%
**58
100%
Hodgdon TrailBoss
<<locked>>
96%
34969
55%
**41
100%
IMR 4166 Enduron
<<locked>>
84%
56739
89%
**33
100%
IMR 4350
<<locked>>
89%
57392
90%
**82
100%
IMR 4451 Enduron
<<locked>>
85%
57246
90%
**72
100%
IMR 4831
<<locked>>
92%
57246
90%
**86
100%
IMR 4955 Enduron
<<locked>>
95%
56884
89%
**82
98%
IMR 7828 SSC
<<locked>>
95%
57261
90%
**94
99%
[IMR 8133 Enduron]*
<<locked>>
97%
33982
53%
**38
92%
Lovex S065
<<locked>>
87%
57101
89%
**53
100%
Lovex S070
<<locked>>
88%
57363
90%
**82
100%
Lovex S071
<<locked>>
97%
49168
77%
**61
100%
Norma 204
<<locked>>
88%
57305
90%
**22
99%
Norma 217
<<locked>>
97%
34229
54%
**77
95%
Norma MRP 👍
<<locked>>
94%
56623
89%
**91
100%
Norma URP
<<locked>>
88%
56753
89%
**02
100%
Ramshot Hunter
<<locked>>
89%
57363
90%
**35
100%
Ramshot Magnum
<<locked>>
96%
57203
90%
**61
100%
ReloadSwiss RS 14
<<locked>>
96%
35984
56%
**86
100%
ReloadSwiss RS 60
<<locked>>
85%
57217
90%
**61
100%
ReloadSwiss RS 62
<<locked>>
87%
56840
89%
**18
100%
ReloadSwiss RS 70
<<locked>>
88%
56826
89%
**71
100%
ReloadSwiss RS 76
<<locked>>
97%
47558
75%
**99
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
42743
67%
**64
94%
Rottweil R 903
<<locked>>
83%
57130
90%
**46
100%
Rottweil R 904
<<locked>>
92%
57319
90%
**92
99%
Rottweil R 905 👍
<<locked>>
93%
56942
89%
**28
99%
Rottweil R 907
<<locked>>
86%
56913
89%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56898
89%
**10
100%
Shooters World Long Rifle
<<locked>>
87%
57101
89%
**53
100%
Somchem S355
<<locked>>
83%
56956
89%
**46
100%
Somchem S361
<<locked>>
91%
56753
89%
**53
98%
Somchem S365
<<locked>>
90%
57246
90%
**05
100%
Somchem S385 👍
<<locked>>
93%
57276
90%
**99
100%
Vihtavuori N135
<<locked>>
84%
56971
89%
**51
100%
Vihtavuori N150
<<locked>>
88%
56869
89%
**97
100%
Vihtavuori N160
<<locked>>
85%
56753
89%
**59
100%
Vihtavuori N165
<<locked>>
97%
54781
86%
**49
99%
Vihtavuori N550
<<locked>>
85%
56724
89%
**05
100%
Vihtavuori N555
<<locked>>
94%
57334
90%
**35
100%
Vihtavuori N560
<<locked>>
96%
57232
90%
**04
98%
Vihtavuori N565
<<locked>>
97%
50705
79%
**66
97%
[Vihtavuori N568]*
<<locked>>
97%
44063
69%
**84
94%
Winchester 6.5 StaBALL
<<locked>>
87%
57276
90%
**36
100%
Winchester 760
<<locked>>
83%
56840
89%
**28
100%
Winchester StaBALL HD
<<locked>>
97%
53432
84%
**97
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38551
60%
**80
95%
[ADI AR 2213]*
<<locked>>
81%
34432
54%
**98
91%
[ADI AR 2217]*
<<locked>>
89%
32590
51%
**36
90%
[ADI AR 2225]*
<<locked>>
86%
27006
42%
**11
90%
Accurate 2700
<<locked>>
81%
52750
83%
**51
99%
Accurate 3100
<<locked>>
81%
33910
53%
**39
97%
Accurate 4350
<<locked>>
81%
45963
72%
**18
100%
[Accurate MAGPRO]*
<<locked>>
84%
36535
57%
**74
90%
Alliant Reloder-16
<<locked>>
81%
44309
69%
**28
100%
Alliant Reloder-17
<<locked>>
81%
51372
81%
**56
100%
Alliant Reloder-19
<<locked>>
81%
38464
60%
**77
95%
[Alliant Reloder-22]*
<<locked>>
81%
34229
54%
**08
94%
Alliant Reloder-23
<<locked>>
81%
32837
51%
**82
99%
[Alliant Reloder-25]*
<<locked>>
81%
28500
45%
**74
94%
Alliant Reloder-26
<<locked>>
81%
36056
57%
**17
99%
[Hodgdon H1000]*
<<locked>>
89%
32590
51%
**36
90%
Hodgdon H414
<<locked>>
81%
52475
82%
**56
100%
Hodgdon H4350
<<locked>>
81%
42482
67%
**13
98%
[Hodgdon H4831]*
<<locked>>
82%
33156
52%
**20
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36187
57%
**02
92%
Hodgdon Hybrid 100V
<<locked>>
81%
41930
66%
**17
100%
Hodgdon LVR
<<locked>>
81%
48617
76%
**67
100%
[Hodgdon Retumbo]*
<<locked>>
86%
27006
42%
**11
90%
Hodgdon Superperformance
<<locked>>
81%
47892
75%
**97
99%
Hodgdon TrailBoss
<<locked>>
81%
28108
44%
**86
100%
IMR 4166 Enduron
<<locked>>
81%
52446
82%
**61
100%
IMR 4350
<<locked>>
81%
44454
70%
**56
98%
IMR 4451 Enduron
<<locked>>
81%
50821
80%
**58
99%
IMR 4831
<<locked>>
81%
39784
62%
**80
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36448
57%
**72
92%
[IMR 7828 SSC]*
<<locked>>
81%
35056
55%
**28
92%
[IMR 8133 Enduron]*
<<locked>>
94%
31372
49%
**66
90%
Lovex S065
<<locked>>
81%
47979
75%
**02
100%
Lovex S070
<<locked>>
81%
46238
72%
**92
99%
[Lovex S071]*
<<locked>>
81%
29066
46%
**15
94%
Norma 204
<<locked>>
81%
44570
70%
**99
97%
[Norma 217]*
<<locked>>
90%
27224
43%
**57
90%
Norma MRP
<<locked>>
81%
35694
56%
**74
96%
Norma URP
<<locked>>
81%
45324
71%
**12
100%
Ramshot Hunter
<<locked>>
81%
44251
69%
**99
99%
[Ramshot Magnum]*
<<locked>>
81%
31401
49%
**23
93%
ReloadSwiss RS 14
<<locked>>
81%
28572
45%
**26
100%
ReloadSwiss RS 60
<<locked>>
81%
49516
78%
**46
100%
ReloadSwiss RS 62
<<locked>>
81%
46282
73%
**41
100%
ReloadSwiss RS 70
<<locked>>
81%
44614
70%
**61
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
27818
44%
**64
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
34925
55%
**71
90%
Rottweil R 903
<<locked>>
81%
53403
84%
**94
100%
Rottweil R 904
<<locked>>
81%
40132
63%
**74
95%
Rottweil R 905
<<locked>>
81%
37695
59%
**57
95%
Rottweil R 907
<<locked>>
81%
49081
77%
**25
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
46992
74%
**46
99%
Shooters World Long Rifle
<<locked>>
81%
47979
75%
**02
100%
Somchem S355
<<locked>>
81%
53229
83%
**87
100%
[Somchem S361]*
<<locked>>
81%
40698
64%
**51
94%
Somchem S365
<<locked>>
81%
42163
66%
**59
100%
Somchem S385
<<locked>>
81%
38406
60%
**44
96%
Vihtavuori N135
<<locked>>
81%
51735
81%
**72
100%
Vihtavuori N150
<<locked>>
81%
45571
71%
**20
100%
Vihtavuori N160
<<locked>>
81%
48892
77%
**41
100%
[Vihtavuori N165]*
<<locked>>
81%
32024
50%
**80
93%
Vihtavuori N550
<<locked>>
81%
49530
78%
**84
100%
Vihtavuori N555
<<locked>>
81%
36883
58%
**57
99%
[Vihtavuori N560]*
<<locked>>
81%
34389
54%
**25
91%
[Vihtavuori N565]*
<<locked>>
84%
32126
50%
**46
90%
[Vihtavuori N568]*
<<locked>>
91%
36071
57%
**94
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46238
72%
**66
100%
Winchester 760
<<locked>>
81%
52475
82%
**56
100%
Winchester StaBALL HD
<<locked>>
81%
28224
44%
**72
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.

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