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Load data for 7 x 66 SE v. Hofe + .284 | 170gr | Geco SOFTPOINT

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Recommended Powder(s):

7 x 66 SE v. Hofe + .284 | 170gr | Geco SOFTPOINT

Load Specifications

Bullet:
.284 | 170gr | Geco SOFTPOINT
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.170" | 29.7mm
Caliber:
7 x 66 SE v. Hofe
Case Length (l3):
2.598" | 66.0mm
Cartridge Length (C.O.L.):
3.257" | 82.7mm
Seated Depth:
0.511" | 13.0mm
Shank Seated Depth:
0.511" | 13.0mm
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_B9025_C1097

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

Load data for 102 loads in caliber 7 x 66 SE v. Hofe with .284 | 170gr | Geco SOFTPOINT bullet and 51 powder(s). 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

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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>>
87%
56739
89%
**77
100%
ADI AR 2213
<<locked>>
90%
56869
89%
**20
100%
ADI AR 2217
<<locked>>
97%
52417
82%
**51
99%
[ADI AR 2218]*
<<locked>>
97%
45121
71%
**85
94%
ADI AR 2225
<<locked>>
97%
47123
74%
**05
100%
Accurate 3100
<<locked>>
90%
56884
89%
**22
100%
Accurate MAGPRO 👍
<<locked>>
91%
57246
90%
**40
99%
Alliant Reloder-16
<<locked>>
83%
57334
90%
**71
100%
Alliant Reloder-19
<<locked>>
88%
57159
90%
**77
100%
Alliant Reloder-22
<<locked>>
90%
57334
90%
**17
100%
Alliant Reloder-23
<<locked>>
92%
57421
90%
**54
100%
Alliant Reloder-25
<<locked>>
96%
57261
90%
**30
100%
Alliant Reloder-26
<<locked>>
87%
57319
90%
**33
100%
Alliant Reloder-33
<<locked>>
97%
49400
77%
**54
96%
[Alliant Reloder-50]*
<<locked>>
97%
41365
65%
**94
92%
Hodgdon H1000
<<locked>>
97%
52417
82%
**51
99%
Hodgdon H4350
<<locked>>
86%
56869
89%
**22
100%
Hodgdon H4831
<<locked>>
93%
56927
89%
**64
99%
Hodgdon H4831 SC
<<locked>>
89%
56927
89%
**64
99%
Hodgdon Hybrid 100V
<<locked>>
85%
56666
89%
**85
100%
Hodgdon Retumbo
<<locked>>
97%
47123
74%
**05
100%
Hodgdon TrailBoss
<<locked>>
96%
35665
56%
**59
100%
IMR 4350
<<locked>>
84%
57203
90%
**22
100%
IMR 4831
<<locked>>
87%
56826
89%
**18
100%
IMR 4955 Enduron
<<locked>>
90%
56869
89%
**38
99%
IMR 7828 SSC 👍
<<locked>>
90%
57348
90%
**36
100%
[IMR 7977 Enduron]*
<<locked>>
95%
57145
90%
**02
94%
IMR 8133 Enduron
<<locked>>
97%
43018
67%
**20
98%
Lovex S071
<<locked>>
96%
57174
90%
**25
100%
Norma 204
<<locked>>
83%
56985
89%
**67
100%
Norma 217
<<locked>>
97%
43859
69%
**46
99%
Norma MRP
<<locked>>
88%
56869
89%
**27
100%
Ramshot Hunter
<<locked>>
83%
56739
89%
**54
100%
Ramshot Magnum
<<locked>>
91%
57145
90%
**00
100%
ReloadSwiss RS 14
<<locked>>
96%
36506
57%
**98
100%
ReloadSwiss RS 76 👍
<<locked>>
96%
57217
90%
**05
100%
ReloadSwiss RS 80
<<locked>>
97%
54781
86%
**36
99%
Rottweil R 904
<<locked>>
87%
57087
89%
**41
100%
Rottweil R 905
<<locked>>
88%
56608
89%
**67
100%
Somchem S361
<<locked>>
86%
56724
89%
**05
99%
Somchem S365
<<locked>>
84%
56826
89%
**18
100%
Somchem S385
<<locked>>
88%
56913
89%
**35
100%
Vihtavuori N150
<<locked>>
83%
57246
90%
**40
100%
Vihtavuori N165
<<locked>>
93%
57305
90%
**38
100%
[Vihtavuori N170]*
<<locked>>
97%
49008
77%
**20
94%
Vihtavuori N555
<<locked>>
88%
56884
89%
**54
100%
Vihtavuori N560 👍
<<locked>>
90%
57261
90%
**40
99%
Vihtavuori N565 👍
<<locked>>
95%
57435
90%
**27
100%
Vihtavuori N568
<<locked>>
97%
55361
87%
**43
99%
Vihtavuori N570
<<locked>>
97%
52881
83%
**36
96%
Winchester StaBALL HD
<<locked>>
92%
57014
89%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
46006
72%
**03
99%
ADI AR 2213
<<locked>>
81%
41234
65%
**31
97%
[ADI AR 2217]*
<<locked>>
81%
30705
48%
**65
92%
[ADI AR 2218]*
<<locked>>
92%
38145
60%
**21
90%
[ADI AR 2225]*
<<locked>>
81%
27978
44%
**29
94%
Accurate 3100
<<locked>>
81%
42018
66%
**72
100%
Accurate MAGPRO
<<locked>>
81%
40799
64%
**28
95%
Alliant Reloder-16
<<locked>>
81%
52982
83%
**05
100%
Alliant Reloder-19
<<locked>>
81%
46093
72%
**97
99%
Alliant Reloder-22
<<locked>>
81%
41901
66%
**44
98%
Alliant Reloder-23
<<locked>>
81%
40567
64%
**89
100%
Alliant Reloder-25
<<locked>>
81%
34867
55%
**23
99%
Alliant Reloder-26
<<locked>>
81%
45281
71%
**53
100%
[Alliant Reloder-33]*
<<locked>>
88%
35926
56%
**59
90%
[Alliant Reloder-50]*
<<locked>>
93%
36651
57%
**89
90%
[Hodgdon H1000]*
<<locked>>
81%
30705
48%
**65
92%
Hodgdon H4350
<<locked>>
81%
49559
78%
**03
100%
Hodgdon H4831
<<locked>>
81%
38769
61%
**33
95%
Hodgdon H4831 SC
<<locked>>
81%
43163
68%
**18
97%
Hodgdon Hybrid 100V
<<locked>>
81%
49734
78%
**87
100%
[Hodgdon Retumbo]*
<<locked>>
81%
27978
44%
**29
94%
Hodgdon TrailBoss
<<locked>>
84%
30182
47%
**44
100%
IMR 4350
<<locked>>
81%
51692
81%
**40
100%
IMR 4831
<<locked>>
81%
47427
74%
**74
100%
IMR 4955 Enduron
<<locked>>
81%
42482
67%
**82
97%
IMR 7828 SSC
<<locked>>
81%
42554
67%
**71
97%
[IMR 7977 Enduron]*
<<locked>>
87%
44309
69%
**72
90%
[IMR 8133 Enduron]*
<<locked>>
84%
27673
43%
**26
90%
Lovex S071
<<locked>>
81%
35926
56%
**51
99%
Norma 204
<<locked>>
81%
52649
82%
**92
100%
[Norma 217]*
<<locked>>
81%
25469
40%
**67
91%
Norma MRP
<<locked>>
81%
44034
69%
**03
99%
Ramshot Hunter
<<locked>>
81%
52707
83%
**99
100%
Ramshot Magnum
<<locked>>
81%
39131
61%
**89
98%
ReloadSwiss RS 14
<<locked>>
81%
29428
46%
**54
100%
ReloadSwiss RS 76
<<locked>>
81%
33228
52%
**20
97%
[ReloadSwiss RS 80]*
<<locked>>
81%
30385
48%
**15
90%
Rottweil R 904
<<locked>>
81%
47094
74%
**71
98%
Rottweil R 905
<<locked>>
81%
45353
71%
**77
99%
Somchem S361
<<locked>>
81%
47805
75%
**61
98%
Somchem S365
<<locked>>
81%
51082
80%
**43
100%
Somchem S385
<<locked>>
81%
45992
72%
**64
99%
Vihtavuori N150
<<locked>>
81%
52982
83%
**80
100%
Vihtavuori N165
<<locked>>
81%
38885
61%
**10
98%
[Vihtavuori N170]*
<<locked>>
90%
38899
61%
**20
90%
Vihtavuori N555
<<locked>>
81%
44933
70%
**57
100%
Vihtavuori N560
<<locked>>
81%
41785
65%
**61
96%
Vihtavuori N565
<<locked>>
81%
36448
57%
**20
95%
[Vihtavuori N568]*
<<locked>>
81%
31633
50%
**34
90%
[Vihtavuori N570]*
<<locked>>
87%
36825
58%
**89
90%
Winchester StaBALL HD
<<locked>>
81%
37826
59%
**38
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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