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Load data for 7 x 66 SE v. Hofe + .284 | 145gr | Speer Boat Tail Soft Point

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Rottweil R 905

7 x 66 SE v. Hofe + .284 | 145gr | Speer Boat Tail Soft Point

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 145gr | Speer Boat Tail Soft Point
Manufacturer SKU:
1628
Bullet Weight:
145gr | 9.4g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.165" | 29.6mm
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:
0.506" | 12.8mm
Shank Seated Depth:
0.356" | 9.0mm
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_B6124_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 122 loads in caliber 7 x 66 SE v. Hofe with .284 | 145gr | Speer Boat Tail Soft Point bullet and 61 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, 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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  • 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>>
91%
57203
90%
**94
99%
ADI AR 2213
<<locked>>
94%
57406
90%
**43
99%
ADI AR 2217
<<locked>>
97%
45977
72%
**13
97%
ADI AR 2225
<<locked>>
97%
41292
65%
**67
98%
Accurate 3100
<<locked>>
94%
57159
90%
**35
100%
Accurate 4350
<<locked>>
85%
57261
90%
**54
100%
Accurate MAGPRO
<<locked>>
94%
57348
90%
**43
97%
Alliant Reloder-16
<<locked>>
87%
57363
90%
**97
100%
Alliant Reloder-19 👍
<<locked>>
91%
57145
90%
**91
99%
Alliant Reloder-22 👍
<<locked>>
94%
57348
90%
**27
99%
Alliant Reloder-23
<<locked>>
95%
57261
90%
**77
100%
Alliant Reloder-25
<<locked>>
97%
52040
82%
**68
100%
Alliant Reloder-26
<<locked>>
91%
56695
89%
**46
100%
Hodgdon H1000
<<locked>>
97%
45977
72%
**13
97%
Hodgdon H4350
<<locked>>
89%
57406
90%
**35
100%
Hodgdon H4831
<<locked>>
96%
56826
89%
**68
98%
Hodgdon H4831 SC
<<locked>>
93%
56826
89%
**68
98%
Hodgdon Hybrid 100V
<<locked>>
89%
57029
89%
**05
100%
Hodgdon LVR
<<locked>>
84%
57159
90%
**54
100%
Hodgdon Retumbo
<<locked>>
97%
41292
65%
**67
98%
Hodgdon Superperformance
<<locked>>
84%
57392
90%
**17
100%
Hodgdon TrailBoss
<<locked>>
97%
35737
56%
**03
100%
IMR 4350
<<locked>>
87%
57392
90%
**35
100%
IMR 4451 Enduron
<<locked>>
83%
57130
90%
**25
100%
IMR 4831
<<locked>>
90%
56884
89%
**35
100%
IMR 4955 Enduron
<<locked>>
94%
56884
89%
**31
98%
IMR 7828 SSC
<<locked>>
93%
56681
89%
**36
99%
[IMR 8133 Enduron]*
<<locked>>
97%
36840
58%
**53
93%
Lovex S065
<<locked>>
85%
57246
90%
**02
100%
Lovex S070
<<locked>>
86%
57217
90%
**35
100%
Lovex S071
<<locked>>
97%
52460
82%
**59
100%
Norma 204
<<locked>>
87%
57029
89%
**71
99%
Norma 217
<<locked>>
97%
37347
59%
**89
96%
Norma MRP 👍
<<locked>>
92%
56898
89%
**40
100%
Norma URP
<<locked>>
86%
56724
89%
**54
100%
Ramshot Hunter
<<locked>>
87%
57406
90%
**77
100%
Ramshot Magnum
<<locked>>
94%
56913
89%
**00
100%
ReloadSwiss RS 14
<<locked>>
97%
36448
57%
**46
100%
ReloadSwiss RS 60
<<locked>>
83%
57290
90%
**10
100%
ReloadSwiss RS 62
<<locked>>
85%
56811
89%
**71
100%
ReloadSwiss RS 70
<<locked>>
86%
57290
90%
**23
100%
ReloadSwiss RS 76
<<locked>>
97%
51590
81%
**33
100%
ReloadSwiss RS 80
<<locked>>
97%
46688
73%
**92
95%
Rottweil R 904
<<locked>>
90%
56811
89%
**45
99%
Rottweil R 905 👍
<<locked>>
91%
56971
89%
**77
99%
Rottweil R 907
<<locked>>
84%
56956
89%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56855
89%
**69
100%
Shooters World Long Rifle
<<locked>>
85%
57246
90%
**02
100%
Somchem S361
<<locked>>
89%
57319
90%
**18
98%
Somchem S365
<<locked>>
88%
56927
89%
**48
100%
Somchem S385
<<locked>>
91%
56985
89%
**45
100%
Vihtavuori N150
<<locked>>
86%
57058
89%
**46
100%
Vihtavuori N160
<<locked>>
84%
56652
89%
**12
100%
Vihtavuori N165
<<locked>>
96%
57029
89%
**31
100%
Vihtavuori N550
<<locked>>
84%
57174
90%
**61
100%
Vihtavuori N555
<<locked>>
92%
57305
90%
**81
100%
Vihtavuori N560
<<locked>>
94%
56826
89%
**50
98%
Vihtavuori N565
<<locked>>
97%
54882
86%
**84
98%
Vihtavuori N568
<<locked>>
97%
48153
75%
**09
95%
Winchester 6.5 StaBALL
<<locked>>
86%
57377
90%
**82
100%
Winchester StaBALL HD
<<locked>>
96%
56927
89%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41002
64%
**89
96%
[ADI AR 2213]*
<<locked>>
81%
36463
57%
**94
92%
[ADI AR 2217]*
<<locked>>
86%
32242
51%
**69
90%
[ADI AR 2225]*
<<locked>>
84%
27572
43%
**61
90%
Accurate 3100
<<locked>>
81%
36811
58%
**44
97%
Accurate 4350
<<locked>>
81%
49240
77%
**20
100%
[Accurate MAGPRO]*
<<locked>>
82%
36579
57%
**13
90%
Alliant Reloder-16
<<locked>>
81%
46978
74%
**27
100%
Alliant Reloder-19
<<locked>>
81%
40973
64%
**76
96%
Alliant Reloder-22
<<locked>>
81%
36637
57%
**10
95%
Alliant Reloder-23
<<locked>>
81%
35360
55%
**77
100%
Alliant Reloder-25
<<locked>>
81%
30748
48%
**79
96%
Alliant Reloder-26
<<locked>>
81%
39015
61%
**28
99%
[Hodgdon H1000]*
<<locked>>
86%
32242
51%
**69
90%
Hodgdon H4350
<<locked>>
81%
44657
70%
**02
98%
[Hodgdon H4831]*
<<locked>>
81%
34345
54%
**92
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
38232
60%
**90
93%
Hodgdon Hybrid 100V
<<locked>>
81%
44208
69%
**99
100%
Hodgdon LVR
<<locked>>
81%
51590
81%
**69
100%
[Hodgdon Retumbo]*
<<locked>>
84%
27572
43%
**61
90%
Hodgdon Superperformance
<<locked>>
81%
50952
80%
**99
99%
Hodgdon TrailBoss
<<locked>>
81%
28224
44%
**36
100%
IMR 4350
<<locked>>
81%
46992
74%
**54
99%
IMR 4451 Enduron
<<locked>>
81%
53055
83%
**49
100%
IMR 4831
<<locked>>
81%
42337
66%
**76
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38580
60%
**71
93%
[IMR 7828 SSC]*
<<locked>>
81%
37347
59%
**36
93%
[IMR 8133 Enduron]*
<<locked>>
92%
31923
50%
**15
90%
Lovex S065
<<locked>>
81%
50560
79%
**97
100%
Lovex S070
<<locked>>
81%
48762
76%
**84
99%
Lovex S071
<<locked>>
81%
31647
50%
**13
95%
Norma 204
<<locked>>
81%
46963
74%
**87
98%
[Norma 217]*
<<locked>>
88%
27572
43%
**00
90%
Norma MRP
<<locked>>
81%
38551
60%
**85
97%
Norma URP
<<locked>>
81%
47950
75%
**04
100%
Ramshot Hunter
<<locked>>
81%
46891
73%
**04
99%
[Ramshot Magnum]*
<<locked>>
81%
34098
53%
**44
94%
ReloadSwiss RS 14
<<locked>>
81%
28964
45%
**81
100%
ReloadSwiss RS 60
<<locked>>
81%
52808
83%
**45
100%
ReloadSwiss RS 62
<<locked>>
81%
49298
77%
**43
100%
ReloadSwiss RS 70
<<locked>>
81%
47514
74%
**63
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28964
45%
**36
91%
[ReloadSwiss RS 80]*
<<locked>>
89%
35215
55%
**20
90%
Rottweil R 904
<<locked>>
81%
42221
66%
**62
95%
Rottweil R 905
<<locked>>
81%
40379
63%
**62
96%
Rottweil R 907
<<locked>>
81%
51634
81%
**30
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49530
78%
**44
99%
Shooters World Long Rifle
<<locked>>
81%
50560
79%
**97
100%
Somchem S361
<<locked>>
81%
43178
68%
**49
95%
Somchem S365
<<locked>>
81%
45339
71%
**58
100%
Somchem S385
<<locked>>
81%
40799
64%
**40
97%
Vihtavuori N150
<<locked>>
81%
48312
76%
**18
100%
Vihtavuori N160
<<locked>>
81%
51938
81%
**33
100%
[Vihtavuori N165]*
<<locked>>
81%
34287
54%
**82
94%
Vihtavuori N550
<<locked>>
81%
52330
82%
**79
100%
Vihtavuori N555
<<locked>>
81%
39784
62%
**59
100%
[Vihtavuori N560]*
<<locked>>
81%
36767
58%
**23
92%
[Vihtavuori N565]*
<<locked>>
82%
32401
51%
**92
90%
[Vihtavuori N568]*
<<locked>>
89%
36463
57%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48776
76%
**61
100%
Winchester StaBALL HD
<<locked>>
81%
31169
49%
**87
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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