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Load data for 7 x 66 SE v. Hofe + .284 | 190gr | Berger Long Range Hybrid Target

Recommended Powder(s): ADI AR 2213, Accurate MAGPRO, ReloadSwiss RS 76, Vihtavuori N560, Vihtavuori N565

7 x 66 SE v. Hofe + .284 | 190gr | Berger Long Range Hybrid Target

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 190gr | Berger Long Range Hybrid Target
Manufacturer SKU:
28485
Bullet Weight:
190gr | 12.3g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.601" | 40.7mm
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:
0.942" | 23.9mm
Shank Seated Depth:
0.735" | 18.7mm
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_B1050_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:7

Load data for 102 loads in caliber 7 x 66 SE v. Hofe with .284 | 190gr | Berger Long Range Hybrid Target bullet and 51 powders such as ADI AR 2213, Accurate MAGPRO, ReloadSwiss RS 76, Vihtavuori N560, Vihtavuori N565. 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 32.4 fps

  • 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 2209
<<locked>>
87%
56608
89%
**23
100%
ADI AR 2213 👍
<<locked>>
90%
57000
89%
**69
100%
ADI AR 2217
<<locked>>
97%
52881
83%
**10
100%
ADI AR 2218
<<locked>>
97%
45078
71%
**64
95%
ADI AR 2225
<<locked>>
97%
47297
74%
**71
100%
Accurate 3100
<<locked>>
90%
56826
89%
**64
100%
Accurate MAGPRO 👍
<<locked>>
90%
56942
89%
**79
99%
Alliant Reloder-16
<<locked>>
83%
57363
90%
**07
100%
Alliant Reloder-19
<<locked>>
87%
56942
89%
**23
100%
Alliant Reloder-22
<<locked>>
90%
56710
89%
**53
100%
Alliant Reloder-23
<<locked>>
91%
57000
89%
**90
100%
Alliant Reloder-25
<<locked>>
95%
56855
89%
**69
100%
Alliant Reloder-26
<<locked>>
87%
56884
89%
**76
100%
Alliant Reloder-33
<<locked>>
97%
49356
77%
**17
97%
[Alliant Reloder-50]*
<<locked>>
97%
41742
65%
**79
94%
Hodgdon H1000
<<locked>>
97%
52881
83%
**10
100%
Hodgdon H4350
<<locked>>
85%
57072
89%
**71
100%
Hodgdon H4831
<<locked>>
93%
57348
90%
**13
100%
Hodgdon H4831 SC
<<locked>>
89%
56782
89%
**07
100%
Hodgdon Hybrid 100V
<<locked>>
85%
57174
90%
**28
100%
Hodgdon Retumbo
<<locked>>
97%
47297
74%
**71
100%
IMR 4350
<<locked>>
84%
56594
89%
**54
100%
IMR 4831
<<locked>>
87%
57348
90%
**64
100%
IMR 4955 Enduron
<<locked>>
90%
57188
90%
**87
100%
IMR 7828 SSC
<<locked>>
89%
57305
90%
**79
100%
IMR 7977 Enduron
<<locked>>
95%
57363
90%
**61
95%
IMR 8133 Enduron
<<locked>>
97%
43497
68%
**85
99%
[Lovex D100]*
<<locked>>
97%
52141
82%
**25
93%
Lovex S071
<<locked>>
95%
57319
90%
**67
100%
Norma 204
<<locked>>
83%
57406
90%
**13
100%
Norma 217
<<locked>>
97%
44266
69%
**21
100%
Norma MRP
<<locked>>
88%
57421
90%
**82
100%
Ramshot Hunter
<<locked>>
83%
57421
90%
**03
100%
Ramshot Magnum
<<locked>>
90%
56739
89%
**36
100%
ReloadSwiss RS 14
<<locked>>
97%
37014
58%
**86
100%
ReloadSwiss RS 76 👍
<<locked>>
95%
56681
89%
**48
100%
ReloadSwiss RS 80
<<locked>>
97%
54708
86%
**89
99%
Rottweil R 904
<<locked>>
87%
56884
89%
**87
100%
Rottweil R 905
<<locked>>
87%
56652
89%
**10
100%
Somchem S361
<<locked>>
86%
57392
90%
**64
100%
Somchem S365
<<locked>>
84%
57072
89%
**61
100%
Somchem S385
<<locked>>
87%
56826
89%
**80
100%
Vihtavuori N150
<<locked>>
83%
57217
90%
**72
100%
Vihtavuori N165
<<locked>>
93%
57217
90%
**80
100%
Vihtavuori N170
<<locked>>
97%
49400
77%
**95
95%
Vihtavuori N555
<<locked>>
88%
56797
89%
**90
100%
Vihtavuori N560 👍
<<locked>>
90%
56826
89%
**79
100%
Vihtavuori N565 👍
<<locked>>
94%
57406
90%
**72
100%
Vihtavuori N568
<<locked>>
97%
55883
88%
**95
99%
Vihtavuori N570
<<locked>>
97%
53505
84%
**99
97%
Winchester StaBALL HD
<<locked>>
92%
57174
90%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
46398
73%
**59
99%
ADI AR 2213
<<locked>>
81%
41582
65%
**03
98%
[ADI AR 2217]*
<<locked>>
81%
31009
49%
**64
94%
[ADI AR 2218]*
<<locked>>
90%
35549
56%
**31
90%
ADI AR 2225
<<locked>>
81%
28181
44%
**28
96%
Accurate 3100
<<locked>>
81%
42221
66%
**41
100%
Accurate MAGPRO
<<locked>>
81%
41292
65%
**13
96%
Alliant Reloder-16
<<locked>>
81%
53374
84%
**54
100%
Alliant Reloder-19
<<locked>>
81%
46325
73%
**56
99%
Alliant Reloder-22
<<locked>>
81%
42264
66%
**13
99%
Alliant Reloder-23
<<locked>>
81%
40973
64%
**54
100%
Alliant Reloder-25
<<locked>>
81%
35317
55%
**95
100%
Alliant Reloder-26
<<locked>>
81%
45890
72%
**12
100%
[Alliant Reloder-33]*
<<locked>>
86%
33054
52%
**69
90%
[Alliant Reloder-50]*
<<locked>>
91%
34113
53%
**05
90%
[Hodgdon H1000]*
<<locked>>
81%
31009
49%
**64
94%
Hodgdon H4350
<<locked>>
81%
49937
78%
**62
100%
Hodgdon H4831
<<locked>>
81%
39015
61%
**02
96%
Hodgdon H4831 SC
<<locked>>
81%
43511
68%
**87
98%
Hodgdon Hybrid 100V
<<locked>>
81%
50502
79%
**39
100%
Hodgdon Retumbo
<<locked>>
81%
28181
44%
**28
96%
IMR 4350
<<locked>>
81%
52286
82%
**92
100%
IMR 4831
<<locked>>
81%
48008
75%
**26
100%
IMR 4955 Enduron
<<locked>>
81%
43149
68%
**54
98%
IMR 7828 SSC
<<locked>>
81%
42815
67%
**36
98%
[IMR 7977 Enduron]*
<<locked>>
84%
40654
64%
**69
90%
[IMR 8133 Enduron]*
<<locked>>
81%
25831
40%
**56
91%
[Lovex D100]*
<<locked>>
93%
45281
71%
**10
90%
Lovex S071
<<locked>>
81%
36274
57%
**23
99%
Norma 204
<<locked>>
81%
52837
83%
**44
100%
[Norma 217]*
<<locked>>
81%
25657
40%
**69
93%
Norma MRP
<<locked>>
81%
44396
70%
**72
100%
Ramshot Hunter
<<locked>>
81%
52924
83%
**48
100%
Ramshot Magnum
<<locked>>
81%
39537
62%
**57
99%
ReloadSwiss RS 14
<<locked>>
92%
34606
54%
**44
100%
ReloadSwiss RS 76
<<locked>>
81%
33518
53%
**05
98%
[ReloadSwiss RS 80]*
<<locked>>
81%
30385
48%
**00
92%
Rottweil R 904
<<locked>>
81%
47572
75%
**36
99%
Rottweil R 905
<<locked>>
81%
45832
72%
**46
99%
Somchem S361
<<locked>>
81%
48298
76%
**26
98%
Somchem S365
<<locked>>
81%
51793
81%
**95
100%
Somchem S385
<<locked>>
81%
46354
73%
**26
100%
Vihtavuori N150
<<locked>>
81%
53330
84%
**30
100%
Vihtavuori N165
<<locked>>
81%
39363
62%
**85
99%
[Vihtavuori N170]*
<<locked>>
87%
36143
57%
**29
90%
Vihtavuori N555
<<locked>>
81%
45368
71%
**20
100%
Vihtavuori N560
<<locked>>
81%
42293
66%
**30
97%
Vihtavuori N565
<<locked>>
81%
36680
57%
**02
96%
[Vihtavuori N568]*
<<locked>>
81%
31995
50%
**26
92%
[Vihtavuori N570]*
<<locked>>
84%
33649
53%
**92
90%
Winchester StaBALL HD
<<locked>>
81%
38189
60%
**03
100%

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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