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Load data for 7 x 66 SE v. Hofe + .284 | 154gr | Hornady SP

Recommended Powder(s): Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

7 x 66 SE v. Hofe + .284 | 154gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 154gr | Hornady SP
Manufacturer SKU:
2830
Bullet Weight:
154gr | 10.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.200" | 30.5mm
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:
0.541" | 13.7mm
Shank Seated Depth:
0.541" | 13.7mm
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_B2633_C1097
Last updated:
2025-01-01

Load data for 118 loads in caliber 7 x 66 SE v. Hofe with .284 | 154gr | Hornady SP bullet and 59 powders such as Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum. 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 2209
<<locked>>
90%
56768
89%
**02
100%
ADI AR 2213
<<locked>>
93%
56811
89%
**45
99%
ADI AR 2217
<<locked>>
97%
47485
74%
**77
98%
ADI AR 2225
<<locked>>
97%
42598
67%
**28
99%
Accurate 3100
<<locked>>
93%
56985
89%
**43
100%
Accurate 4350
<<locked>>
85%
57377
90%
**72
100%
Accurate MAGPRO
<<locked>>
93%
56681
89%
**54
98%
Alliant Reloder-16
<<locked>>
86%
57406
90%
**12
100%
Alliant Reloder-19 👍
<<locked>>
90%
56898
89%
**05
100%
Alliant Reloder-22 👍
<<locked>>
93%
56956
89%
**45
100%
Alliant Reloder-23
<<locked>>
94%
57217
90%
**89
100%
Alliant Reloder-25 👍
<<locked>>
97%
54172
85%
**18
100%
Alliant Reloder-26
<<locked>>
90%
57101
89%
**71
100%
[Alliant Reloder-33]*
<<locked>>
97%
43947
69%
**67
93%
Hodgdon H1000
<<locked>>
97%
47485
74%
**77
98%
Hodgdon H4350
<<locked>>
88%
56898
89%
**43
100%
Hodgdon H4831
<<locked>>
95%
56869
89%
**86
98%
Hodgdon H4831 SC
<<locked>>
92%
56869
89%
**86
98%
Hodgdon Hybrid 100V
<<locked>>
88%
56724
89%
**17
100%
Hodgdon LVR
<<locked>>
83%
57305
90%
**79
100%
Hodgdon Retumbo
<<locked>>
97%
42598
67%
**28
99%
Hodgdon Superperformance
<<locked>>
83%
57334
90%
**31
100%
Hodgdon TrailBoss
<<locked>>
97%
35679
56%
**41
100%
IMR 4350
<<locked>>
86%
56884
89%
**40
100%
IMR 4831
<<locked>>
89%
56869
89%
**49
100%
IMR 4955 Enduron
<<locked>>
93%
57116
90%
**59
99%
IMR 7828 SSC
<<locked>>
92%
57363
90%
**71
99%
[IMR 7977 Enduron]*
<<locked>>
97%
55463
87%
**81
92%
IMR 8133 Enduron
<<locked>>
97%
38653
61%
**33
95%
Lovex S065
<<locked>>
84%
57319
90%
**27
100%
Lovex S070
<<locked>>
85%
57029
89%
**46
100%
Lovex S071
<<locked>>
97%
54839
86%
**13
100%
Norma 204
<<locked>>
86%
56652
89%
**79
99%
Norma 217
<<locked>>
97%
38667
61%
**62
97%
Norma MRP 👍
<<locked>>
91%
56971
89%
**58
100%
Norma URP
<<locked>>
85%
56652
89%
**66
100%
Ramshot Hunter
<<locked>>
86%
57116
89%
**99
100%
Ramshot Magnum 👍
<<locked>>
93%
57290
90%
**31
100%
ReloadSwiss RS 14
<<locked>>
96%
36158
57%
**80
100%
ReloadSwiss RS 62
<<locked>>
84%
57406
90%
**95
100%
ReloadSwiss RS 70
<<locked>>
85%
57188
90%
**35
100%
ReloadSwiss RS 76
<<locked>>
97%
53330
84%
**77
100%
ReloadSwiss RS 80
<<locked>>
97%
48428
76%
**59
97%
Rottweil R 904
<<locked>>
89%
56985
89%
**66
99%
Rottweil R 905
<<locked>>
90%
56797
89%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56985
89%
**87
100%
Shooters World Long Rifle
<<locked>>
84%
57319
90%
**27
100%
Somchem S361
<<locked>>
88%
57014
89%
**27
98%
Somchem S365
<<locked>>
87%
57334
90%
**66
100%
Somchem S385
<<locked>>
90%
56942
89%
**66
100%
Vihtavuori N150
<<locked>>
86%
57058
89%
**64
100%
Vihtavuori N165
<<locked>>
95%
57319
90%
**53
100%
Vihtavuori N555
<<locked>>
91%
57290
90%
**89
100%
Vihtavuori N560
<<locked>>
93%
56898
89%
**58
99%
Vihtavuori N565
<<locked>>
97%
56681
89%
**38
99%
Vihtavuori N568
<<locked>>
97%
49734
78%
**66
96%
[Vihtavuori N570]*
<<locked>>
97%
47398
74%
**46
93%
Winchester 6.5 StaBALL
<<locked>>
85%
57145
90%
**97
100%
Winchester StaBALL HD
<<locked>>
95%
57319
90%
**00
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42250
66%
**43
97%
[ADI AR 2213]*
<<locked>>
81%
37884
59%
**61
94%
[ADI AR 2217]*
<<locked>>
84%
30908
48%
**64
90%
[ADI AR 2225]*
<<locked>>
82%
26107
41%
**59
90%
Accurate 3100
<<locked>>
81%
38159
60%
**05
98%
Accurate 4350
<<locked>>
81%
50908
80%
**67
100%
[Accurate MAGPRO]*
<<locked>>
81%
37086
58%
**48
91%
Alliant Reloder-16
<<locked>>
81%
48863
77%
**74
100%
Alliant Reloder-19
<<locked>>
81%
42322
66%
**30
97%
Alliant Reloder-22
<<locked>>
81%
38130
60%
**74
96%
Alliant Reloder-23
<<locked>>
81%
36695
58%
**35
100%
Alliant Reloder-25
<<locked>>
81%
31778
50%
**43
97%
Alliant Reloder-26
<<locked>>
81%
40814
64%
**89
100%
[Alliant Reloder-33]*
<<locked>>
93%
39175
61%
**49
90%
[Hodgdon H1000]*
<<locked>>
84%
30908
48%
**64
90%
Hodgdon H4350
<<locked>>
81%
45803
72%
**49
99%
[Hodgdon H4831]*
<<locked>>
81%
35621
56%
**66
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
39740
62%
**57
94%
Hodgdon Hybrid 100V
<<locked>>
81%
45948
72%
**46
100%
Hodgdon LVR
<<locked>>
81%
53040
83%
**10
100%
[Hodgdon Retumbo]*
<<locked>>
82%
26107
41%
**59
90%
Hodgdon Superperformance
<<locked>>
81%
52721
83%
**56
100%
Hodgdon TrailBoss
<<locked>>
81%
28558
45%
**90
100%
IMR 4350
<<locked>>
81%
48225
76%
**02
99%
IMR 4831
<<locked>>
81%
43859
69%
**26
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39566
62%
**21
94%
[IMR 7828 SSC]*
<<locked>>
81%
38725
61%
**97
94%
[IMR 7977 Enduron]*
<<locked>>
93%
48689
76%
**66
90%
[IMR 8133 Enduron]*
<<locked>>
89%
30371
48%
**03
90%
Lovex S065
<<locked>>
81%
51764
81%
**35
100%
Lovex S070
<<locked>>
81%
50241
79%
**31
100%
Lovex S071
<<locked>>
81%
32822
51%
**84
97%
Norma 204
<<locked>>
81%
48414
76%
**41
98%
[Norma 217]*
<<locked>>
85%
26527
42%
**98
90%
Norma MRP
<<locked>>
81%
40074
63%
**53
98%
Norma URP
<<locked>>
81%
49676
78%
**51
100%
Ramshot Hunter
<<locked>>
81%
48385
76%
**44
100%
Ramshot Magnum
<<locked>>
81%
35433
56%
**08
96%
ReloadSwiss RS 14
<<locked>>
81%
29095
46%
**26
100%
ReloadSwiss RS 62
<<locked>>
81%
50995
80%
**94
100%
ReloadSwiss RS 70
<<locked>>
81%
49153
77%
**17
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30110
47%
**26
94%
[ReloadSwiss RS 80]*
<<locked>>
87%
33417
52%
**02
90%
Rottweil R 904
<<locked>>
81%
43569
68%
**20
96%
Rottweil R 905
<<locked>>
81%
41756
65%
**20
97%
SNPE Vectan Tubal 7000
<<locked>>
81%
50836
80%
**89
100%
Shooters World Long Rifle
<<locked>>
81%
51764
81%
**35
100%
Somchem S361
<<locked>>
81%
44527
70%
**10
96%
Somchem S365
<<locked>>
81%
46862
73%
**02
100%
Somchem S385
<<locked>>
81%
42293
66%
**07
98%
Vihtavuori N150
<<locked>>
81%
49516
78%
**53
100%
Vihtavuori N165
<<locked>>
81%
35766
56%
**49
96%
Vihtavuori N555
<<locked>>
81%
41104
64%
**10
100%
[Vihtavuori N560]*
<<locked>>
81%
38087
60%
**90
94%
[Vihtavuori N565]*
<<locked>>
81%
32822
51%
**33
91%
[Vihtavuori N568]*
<<locked>>
87%
34722
54%
**25
90%
[Vihtavuori N570]*
<<locked>>
92%
40306
63%
**92
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50256
79%
**95
100%
Winchester StaBALL HD
<<locked>>
81%
32851
51%
**61
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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