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Load data for 7 x 66 SE v. Hofe + .284 | 139gr | Hornady InterLock FP

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Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, Norma MRP, Rottweil R 905

7 x 66 SE v. Hofe + .284 | 139gr | Hornady InterLock FP

Load Specifications

Bullet:
.284 | 139gr | Hornady InterLock FP
Manufacturer SKU:
2822
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
0.970" | 24.6mm
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:
0.311" | 7.9mm
Shank Seated Depth:
0.311" | 7.9mm
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_B2625_C1097
Last updated:
2025-01-01

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 122 loads in caliber 7 x 66 SE v. Hofe with .284 | 139gr | Hornady InterLock FP bullet and 61 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, Norma MRP, Rottweil R 905. 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>>
91%
57319
90%
**59
99%
ADI AR 2213
<<locked>>
94%
56826
89%
**79
98%
ADI AR 2217
<<locked>>
97%
45890
72%
**63
96%
ADI AR 2225
<<locked>>
97%
41365
65%
**17
98%
Accurate 3100
<<locked>>
94%
57188
90%
**94
100%
Accurate 4350
<<locked>>
85%
56811
89%
**00
100%
Accurate MAGPRO
<<locked>>
94%
56550
89%
**82
97%
Alliant Reloder-16
<<locked>>
87%
57130
90%
**53
100%
Alliant Reloder-19 👍
<<locked>>
91%
57348
90%
**56
99%
Alliant Reloder-22
<<locked>>
94%
56913
89%
**79
99%
Alliant Reloder-23
<<locked>>
95%
57319
90%
**40
100%
Alliant Reloder-25 👍
<<locked>>
97%
51895
81%
**17
100%
Alliant Reloder-26
<<locked>>
91%
57000
89%
**15
100%
Hodgdon H1000
<<locked>>
97%
45890
72%
**63
96%
Hodgdon H4350
<<locked>>
89%
57043
89%
**81
100%
Hodgdon H4831
<<locked>>
96%
56739
89%
**23
98%
Hodgdon H4831 SC
<<locked>>
93%
57232
90%
**27
98%
Hodgdon Hybrid 100V
<<locked>>
89%
57348
90%
**71
100%
Hodgdon LVR
<<locked>>
84%
56855
89%
**07
100%
Hodgdon Retumbo
<<locked>>
97%
41365
65%
**17
98%
Hodgdon Superperformance
<<locked>>
84%
56942
89%
**59
100%
Hodgdon TrailBoss
<<locked>>
96%
35215
55%
**42
100%
IMR 4350
<<locked>>
87%
57043
89%
**81
100%
IMR 4451 Enduron
<<locked>>
83%
56971
89%
**81
100%
IMR 4831
<<locked>>
91%
57276
90%
**97
100%
IMR 4955 Enduron
<<locked>>
93%
56637
89%
**81
98%
IMR 7828 SSC
<<locked>>
93%
57130
90%
**96
98%
[IMR 8133 Enduron]*
<<locked>>
97%
37391
59%
**08
93%
Lovex S065
<<locked>>
85%
57029
89%
**58
100%
Lovex S070
<<locked>>
86%
56985
89%
**87
100%
Lovex S071
<<locked>>
97%
52678
83%
**15
100%
Norma 204
<<locked>>
87%
57000
89%
**27
99%
Norma 217
<<locked>>
97%
37086
58%
**31
96%
Norma MRP 👍
<<locked>>
92%
56768
89%
**05
100%
Norma URP
<<locked>>
86%
57217
90%
**20
100%
Ramshot Hunter
<<locked>>
87%
57217
90%
**30
100%
Ramshot Magnum
<<locked>>
94%
56826
89%
**53
100%
ReloadSwiss RS 14
<<locked>>
96%
36230
57%
**88
100%
ReloadSwiss RS 60
<<locked>>
83%
57246
90%
**69
100%
ReloadSwiss RS 62
<<locked>>
85%
57159
90%
**33
100%
ReloadSwiss RS 70
<<locked>>
86%
56942
89%
**82
100%
ReloadSwiss RS 76
<<locked>>
97%
51387
81%
**76
100%
ReloadSwiss RS 80
<<locked>>
97%
46441
73%
**31
95%
Rottweil R 904
<<locked>>
90%
57043
89%
**00
98%
Rottweil R 905 👍
<<locked>>
91%
57087
89%
**43
99%
Rottweil R 907
<<locked>>
84%
56768
89%
**74
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56739
89%
**25
100%
Shooters World Long Rifle
<<locked>>
85%
57029
89%
**58
100%
Somchem S361
<<locked>>
89%
56768
89%
**58
98%
Somchem S365
<<locked>>
88%
57130
90%
**10
100%
Somchem S385
<<locked>>
91%
57363
90%
**07
100%
Vihtavuori N150
<<locked>>
87%
57319
90%
**18
100%
Vihtavuori N160
<<locked>>
84%
57101
89%
**77
100%
Vihtavuori N165
<<locked>>
96%
57087
89%
**91
99%
Vihtavuori N550
<<locked>>
84%
56898
89%
**14
100%
Vihtavuori N555
<<locked>>
92%
57435
90%
**36
100%
Vihtavuori N560
<<locked>>
94%
56710
89%
**02
98%
Vihtavuori N565
<<locked>>
97%
54273
85%
**27
98%
Vihtavuori N568
<<locked>>
97%
48138
75%
**58
95%
Winchester 6.5 StaBALL
<<locked>>
86%
57174
90%
**35
100%
Winchester StaBALL HD
<<locked>>
96%
56985
89%
**38
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40944
64%
**31
96%
[ADI AR 2213]*
<<locked>>
81%
36608
57%
**43
92%
[ADI AR 2217]*
<<locked>>
87%
33185
52%
**41
90%
[ADI AR 2225]*
<<locked>>
85%
28065
44%
**23
90%
Accurate 3100
<<locked>>
81%
36738
58%
**94
97%
Accurate 4350
<<locked>>
81%
49153
77%
**76
100%
[Accurate MAGPRO]*
<<locked>>
82%
37594
59%
**82
90%
Alliant Reloder-16
<<locked>>
81%
47007
74%
**76
100%
Alliant Reloder-19
<<locked>>
81%
40901
64%
**28
96%
[Alliant Reloder-22]*
<<locked>>
81%
36695
57%
**59
94%
Alliant Reloder-23
<<locked>>
81%
35273
55%
**20
99%
Alliant Reloder-25
<<locked>>
81%
30705
48%
**15
95%
Alliant Reloder-26
<<locked>>
81%
38986
61%
**71
99%
[Hodgdon H1000]*
<<locked>>
87%
33185
52%
**41
90%
Hodgdon H4350
<<locked>>
81%
44672
70%
**61
98%
[Hodgdon H4831]*
<<locked>>
81%
34403
54%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38392
60%
**46
92%
Hodgdon Hybrid 100V
<<locked>>
81%
44295
69%
**51
100%
Hodgdon LVR
<<locked>>
81%
51503
81%
**25
100%
[Hodgdon Retumbo]*
<<locked>>
85%
28065
44%
**23
90%
Hodgdon Superperformance
<<locked>>
81%
50705
79%
**48
99%
Hodgdon TrailBoss
<<locked>>
81%
28413
45%
**88
100%
IMR 4350
<<locked>>
81%
46934
74%
**00
98%
IMR 4451 Enduron
<<locked>>
81%
53040
83%
**12
99%
IMR 4831
<<locked>>
81%
42366
66%
**28
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38261
60%
**10
93%
[IMR 7828 SSC]*
<<locked>>
81%
37536
59%
**89
93%
[IMR 8133 Enduron]*
<<locked>>
93%
32851
51%
**90
90%
Lovex S065
<<locked>>
81%
50488
79%
**56
100%
Lovex S070
<<locked>>
81%
48747
76%
**46
99%
Lovex S071
<<locked>>
81%
31633
50%
**59
95%
Norma 204
<<locked>>
81%
47152
74%
**43
97%
[Norma 217]*
<<locked>>
89%
28689
45%
**69
90%
Norma MRP
<<locked>>
81%
38276
60%
**25
96%
Norma URP
<<locked>>
81%
47921
75%
**53
100%
Ramshot Hunter
<<locked>>
81%
47094
74%
**59
99%
[Ramshot Magnum]*
<<locked>>
81%
34026
53%
**77
94%
ReloadSwiss RS 14
<<locked>>
81%
28906
45%
**21
100%
ReloadSwiss RS 60
<<locked>>
81%
52779
83%
**07
100%
ReloadSwiss RS 62
<<locked>>
81%
49211
77%
**95
100%
ReloadSwiss RS 70
<<locked>>
81%
47427
74%
**18
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28964
45%
**82
91%
[ReloadSwiss RS 80]*
<<locked>>
90%
36143
57%
**89
90%
Rottweil R 904
<<locked>>
81%
42221
66%
**08
95%
Rottweil R 905
<<locked>>
81%
40335
63%
**15
96%
Rottweil R 907
<<locked>>
81%
51663
81%
**79
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49429
77%
**00
99%
Shooters World Long Rifle
<<locked>>
81%
50488
79%
**56
100%
[Somchem S361]*
<<locked>>
81%
43207
68%
**08
94%
Somchem S365
<<locked>>
81%
45150
71%
**13
100%
Somchem S385
<<locked>>
81%
40872
64%
**89
97%
Vihtavuori N150
<<locked>>
81%
48182
75%
**74
100%
Vihtavuori N160
<<locked>>
81%
51735
81%
**89
100%
[Vihtavuori N165]*
<<locked>>
81%
34272
54%
**25
94%
Vihtavuori N550
<<locked>>
81%
52127
82%
**31
100%
Vihtavuori N555
<<locked>>
81%
39566
62%
**08
99%
[Vihtavuori N560]*
<<locked>>
81%
36695
58%
**72
92%
[Vihtavuori N565]*
<<locked>>
83%
33359
52%
**57
90%
[Vihtavuori N568]*
<<locked>>
90%
37666
59%
**15
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48762
76%
**07
100%
Winchester StaBALL HD
<<locked>>
81%
31401
49%
**36
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.

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