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Load data for 7 x 66 SE v. Hofe + .284 | 120gr | Hornady SP

Recommended Powder(s): Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

7 x 66 SE v. Hofe + .284 | 120gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 120gr | Hornady SP
Manufacturer SKU:
2810
Bullet Weight:
120gr | 7.8g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.000" | 25.4mm
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:
0.341" | 8.6mm
Shank Seated Depth:
0.341" | 8.6mm
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_B2621_C1097
Last updated:
2025-01-01

Load data for 138 loads in caliber 7 x 66 SE v. Hofe with .284 | 120gr | Hornady SP bullet and 69 powders such as Alliant Reloder-26, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. 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>>
84%
57305
90%
**61
100%
ADI AR 2209
<<locked>>
94%
57276
90%
**37
98%
ADI AR 2213
<<locked>>
97%
55854
88%
**43
97%
[ADI AR 2225]*
<<locked>>
97%
36376
57%
**40
94%
Accurate 2700
<<locked>>
85%
56782
89%
**02
99%
Accurate 3100
<<locked>>
97%
55608
87%
**45
99%
Accurate 4350
<<locked>>
89%
56782
89%
**01
100%
Accurate MAGPRO
<<locked>>
97%
54824
86%
**33
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
57130
90%
**58
100%
Alliant Reloder-16
<<locked>>
91%
57087
89%
**56
100%
Alliant Reloder-17
<<locked>>
86%
56971
89%
**63
100%
Alliant Reloder-19
<<locked>>
94%
56753
89%
**30
98%
Alliant Reloder-22
<<locked>>
97%
55434
87%
**33
98%
Alliant Reloder-23
<<locked>>
97%
52895
83%
**71
100%
Alliant Reloder-25
<<locked>>
97%
45281
71%
**76
99%
Alliant Reloder-26 👍
<<locked>>
95%
56840
89%
**12
100%
Hodgdon H414
<<locked>>
85%
57319
90%
**30
99%
Hodgdon H4350
<<locked>>
92%
57348
90%
**78
99%
Hodgdon H4831
<<locked>>
97%
51590
81%
**02
95%
Hodgdon H4831 SC
<<locked>>
96%
57000
89%
**07
96%
Hodgdon Hybrid 100V
<<locked>>
92%
56681
89%
**68
100%
Hodgdon LVR
<<locked>>
88%
57334
90%
**20
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36376
57%
**40
94%
Hodgdon Superperformance
<<locked>>
88%
57435
90%
**63
99%
Hodgdon VARGET
<<locked>>
84%
56826
89%
**58
100%
Hodgdon TrailBoss
<<locked>>
96%
34766
54%
**70
100%
IMR 4064
<<locked>>
85%
56942
89%
**45
100%
IMR 4166 Enduron
<<locked>>
85%
57217
90%
**48
99%
IMR 4350
<<locked>>
91%
57363
90%
**78
99%
IMR 4451 Enduron
<<locked>>
86%
57319
90%
**74
99%
IMR 4831
<<locked>>
94%
56579
89%
**81
100%
IMR 4955 Enduron
<<locked>>
97%
56608
89%
**68
96%
IMR 7828 SSC
<<locked>>
97%
57188
90%
**86
97%
Lovex S065
<<locked>>
88%
57435
90%
**61
100%
Lovex S070
<<locked>>
89%
56869
89%
**71
99%
Lovex S071
<<locked>>
97%
46311
73%
**81
98%
Norma 204
<<locked>>
90%
57029
89%
**07
98%
Norma MRP
<<locked>>
96%
56869
89%
**96
99%
Norma URP
<<locked>>
89%
56782
89%
**07
100%
Ramshot Hunter 👍
<<locked>>
90%
56927
89%
**27
100%
Ramshot Magnum
<<locked>>
97%
54172
85%
**01
98%
ReloadSwiss RS 14
<<locked>>
97%
35882
56%
**26
100%
ReloadSwiss RS 60
<<locked>>
87%
57232
90%
**83
100%
ReloadSwiss RS 62
<<locked>>
89%
56797
89%
**20
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
57116
90%
**86
100%
ReloadSwiss RS 76
<<locked>>
97%
44396
70%
**96
97%
Rottweil R 903
<<locked>>
85%
57421
90%
**58
100%
Rottweil R 904
<<locked>>
93%
57014
89%
**81
97%
Rottweil R 905
<<locked>>
95%
56739
89%
**23
98%
Rottweil R 907
<<locked>>
87%
57217
90%
**64
99%
SNPE Vectan SP 11
<<locked>>
84%
57246
90%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57363
90%
**33
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
56927
89%
**09
99%
Shooters World Long Rifle
<<locked>>
88%
57435
90%
**61
100%
Somchem S355
<<locked>>
85%
57203
90%
**61
100%
Somchem S361
<<locked>>
92%
56985
89%
**38
96%
Somchem S365
<<locked>>
92%
57174
90%
**14
100%
Somchem S385
<<locked>>
95%
57043
89%
**87
99%
Vihtavuori N135
<<locked>>
86%
57290
90%
**69
100%
Vihtavuori N150
<<locked>>
90%
56811
89%
**09
100%
Vihtavuori N160
<<locked>>
87%
57101
89%
**74
100%
Vihtavuori N165
<<locked>>
97%
51503
81%
**69
98%
Vihtavuori N550
<<locked>>
87%
57290
90%
**14
100%
Vihtavuori N555 👍
<<locked>>
96%
57217
90%
**30
100%
Vihtavuori N560
<<locked>>
97%
55579
87%
**63
96%
[Vihtavuori N565]*
<<locked>>
97%
47834
75%
**86
94%
Winchester 6.5 StaBALL
<<locked>>
89%
57319
90%
**35
100%
Winchester 760
<<locked>>
85%
57319
90%
**30
99%
Winchester StaBALL HD 👍
<<locked>>
97%
48776
76%
**37
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51880
81%
**63
100%
[ADI AR 2209]*
<<locked>>
81%
36434
57%
**77
91%
[ADI AR 2213]*
<<locked>>
85%
37898
59%
**40
90%
[ADI AR 2225]*
<<locked>>
93%
31836
50%
**85
90%
Accurate 2700
<<locked>>
81%
50299
79%
**84
97%
[Accurate 3100]*
<<locked>>
81%
32184
50%
**40
93%
Accurate 4350
<<locked>>
81%
43540
68%
**58
99%
[Accurate MAGPRO]*
<<locked>>
90%
42902
67%
**77
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
53026
83%
**99
100%
Alliant Reloder-16
<<locked>>
81%
41785
65%
**61
99%
Alliant Reloder-17
<<locked>>
81%
48008
75%
**05
100%
[Alliant Reloder-19]*
<<locked>>
81%
36434
57%
**77
92%
[Alliant Reloder-22]*
<<locked>>
82%
33750
53%
**38
90%
Alliant Reloder-23
<<locked>>
81%
30763
48%
**56
97%
[Alliant Reloder-25]*
<<locked>>
82%
27949
44%
**67
90%
Alliant Reloder-26
<<locked>>
81%
33547
53%
**97
95%
Hodgdon H414
<<locked>>
81%
49356
77%
**89
98%
Hodgdon H4350
<<locked>>
81%
39914
63%
**27
95%
[Hodgdon H4831]*
<<locked>>
89%
39218
61%
**23
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
39218
61%
**23
90%
Hodgdon Hybrid 100V
<<locked>>
81%
39276
62%
**36
99%
Hodgdon LVR
<<locked>>
81%
45948
72%
**04
99%
[Hodgdon Retumbo]*
<<locked>>
93%
31836
50%
**85
90%
Hodgdon Superperformance
<<locked>>
81%
44875
70%
**17
97%
Hodgdon VARGET
<<locked>>
81%
51677
81%
**66
100%
Hodgdon TrailBoss
<<locked>>
81%
27963
44%
**06
100%
IMR 4064
<<locked>>
81%
51068
80%
**46
100%
IMR 4166 Enduron
<<locked>>
81%
49980
78%
**17
98%
IMR 4350
<<locked>>
81%
41974
66%
**69
95%
IMR 4451 Enduron
<<locked>>
81%
48298
76%
**04
98%
IMR 4831
<<locked>>
81%
37652
59%
**90
97%
[IMR 4955 Enduron]*
<<locked>>
84%
38159
60%
**67
90%
[IMR 7828 SSC]*
<<locked>>
85%
38145
60%
**56
90%
Lovex S065
<<locked>>
81%
45484
71%
**28
98%
Lovex S070
<<locked>>
81%
43888
69%
**18
97%
[Lovex S071]*
<<locked>>
81%
27528
43%
**82
90%
[Norma 204]*
<<locked>>
81%
41800
66%
**95
94%
[Norma MRP]*
<<locked>>
81%
33504
52%
**61
92%
Norma URP
<<locked>>
81%
42786
67%
**41
99%
Ramshot Hunter
<<locked>>
81%
41582
65%
**18
97%
[Ramshot Magnum]*
<<locked>>
83%
32358
51%
**82
90%
ReloadSwiss RS 14
<<locked>>
81%
28587
45%
**52
100%
ReloadSwiss RS 60
<<locked>>
81%
46383
73%
**96
100%
ReloadSwiss RS 62
<<locked>>
81%
43294
68%
**68
99%
ReloadSwiss RS 70
<<locked>>
81%
41698
65%
**71
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
32706
51%
**35
90%
Rottweil R 903
<<locked>>
81%
50604
79%
**50
100%
[Rottweil R 904]*
<<locked>>
81%
37913
59%
**77
91%
[Rottweil R 905]*
<<locked>>
81%
35375
55%
**54
91%
Rottweil R 907
<<locked>>
81%
46746
73%
**58
97%
SNPE Vectan SP 11
<<locked>>
81%
51967
81%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
51314
80%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44904
70%
**82
97%
Shooters World Long Rifle
<<locked>>
81%
45484
71%
**28
98%
Somchem S355
<<locked>>
81%
50401
79%
**46
100%
[Somchem S361]*
<<locked>>
81%
38537
60%
**54
90%
Somchem S365
<<locked>>
81%
39233
61%
**79
100%
[Somchem S385]*
<<locked>>
81%
36129
57%
**48
93%
Vihtavuori N135
<<locked>>
81%
49052
77%
**41
100%
Vihtavuori N150
<<locked>>
81%
43526
68%
**66
100%
Vihtavuori N160
<<locked>>
81%
45963
72%
**68
99%
[Vihtavuori N165]*
<<locked>>
83%
31850
50%
**13
90%
Vihtavuori N550
<<locked>>
81%
46804
73%
**17
99%
Vihtavuori N555
<<locked>>
81%
34360
54%
**51
97%
[Vihtavuori N560]*
<<locked>>
86%
38667
61%
**86
90%
[Vihtavuori N565]*
<<locked>>
90%
37782
59%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43526
68%
**95
100%
Winchester 760
<<locked>>
81%
49356
77%
**89
98%
Winchester StaBALL HD
<<locked>>
81%
25251
40%
**20
95%

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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