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Load data for 7 x 66 SE v. Hofe + .284 | 127gr | Hasler Hunting

Recommended Powder(s):

7 x 66 SE v. Hofe + .284 | 127gr | Hasler Hunting

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 127gr | Hasler Hunting
Manufacturer SKU:
H7-127
Bullet Weight:
127gr | 8.2g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
<<locked>>
Caliber:
7 x 66 SE v. Hofe load data
Case Length (l3):
2.598" | 66.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B7067_C1097
Last updated:
2026-03-26
Recommended Twist Rate:
1:11 - 1:9

Load data for 158 loads in caliber 7 x 66 SE v. Hofe with .284 | 127gr | Hasler Hunting bullet and 79 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".

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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>>
85%
57406
90%
**79
100%
ADI AR 2209
<<locked>>
95%
56985
89%
**68
98%
ADI AR 2213
<<locked>>
97%
54288
85%
**51
97%
[ADI AR 2225]*
<<locked>>
97%
34998
55%
**35
93%
Accurate 2700
<<locked>>
86%
57290
90%
**30
99%
Accurate 3100
<<locked>>
97%
54230
85%
**56
100%
Accurate 4350
<<locked>>
90%
57406
90%
**45
100%
[Accurate MAGPRO]*
<<locked>>
97%
53098
83%
**25
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
56695
89%
**79
100%
Alliant Reloder-16
<<locked>>
91%
57217
90%
**81
100%
Alliant Reloder-17
<<locked>>
86%
57116
90%
**74
100%
Alliant Reloder-19
<<locked>>
95%
57363
90%
**61
98%
Alliant Reloder-22
<<locked>>
97%
53824
84%
**41
98%
Alliant Reloder-23
<<locked>>
97%
51155
80%
**76
100%
Alliant Reloder-25
<<locked>>
97%
44280
69%
**74
99%
Alliant Reloder-26 👍
<<locked>>
96%
57217
90%
**46
100%
[Baschieri & Pellagri 109]*
<<locked>>
97%
53795
84%
**43
93%
Bofors RP15
<<locked>>
97%
49110
77%
**53
97%
Bofors RP3
<<locked>>
83%
56884
89%
**82
100%
[Bofors RP30]*
<<locked>>
97%
40495
63%
**86
93%
Bofors RP5
<<locked>>
97%
53824
84%
**41
98%
Bofors RP7
<<locked>>
88%
57130
90%
**82
99%
Hodgdon H380
<<locked>>
83%
56913
89%
**92
100%
Hodgdon H414
<<locked>>
86%
57116
89%
**61
99%
Hodgdon H4350
<<locked>>
93%
57261
90%
**96
99%
Hodgdon H4831
<<locked>>
97%
50357
79%
**10
95%
Hodgdon H4831 SC
<<locked>>
97%
57145
90%
**38
97%
Hodgdon Hybrid 100V
<<locked>>
93%
56884
89%
**96
100%
Hodgdon LVR
<<locked>>
88%
57377
90%
**41
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34998
55%
**35
93%
Hodgdon Superperformance
<<locked>>
88%
57261
90%
**84
99%
Hodgdon VARGET
<<locked>>
85%
57406
90%
**79
100%
Hodgdon TrailBoss
<<locked>>
96%
34693
54%
**01
100%
IMR 4064
<<locked>>
85%
57145
90%
**66
100%
IMR 4166 Enduron
<<locked>>
86%
56985
89%
**69
99%
IMR 4350
<<locked>>
91%
56768
89%
**92
99%
IMR 4451 Enduron
<<locked>>
87%
56666
89%
**79
99%
IMR 4831
<<locked>>
95%
56724
89%
**12
100%
IMR 4955 Enduron
<<locked>>
97%
55463
87%
**73
96%
IMR 7828 SSC
<<locked>>
97%
56449
88%
**01
97%
Lovex S065
<<locked>>
89%
57043
89%
**82
100%
Lovex S070
<<locked>>
90%
56855
89%
**96
99%
Lovex S071
<<locked>>
97%
44715
70%
**86
98%
Norma 204
<<locked>>
90%
56652
89%
**32
98%
Norma MRP
<<locked>>
97%
57159
90%
**27
99%
Norma URP
<<locked>>
90%
56652
89%
**28
100%
Ramshot Grand
<<locked>>
95%
56826
89%
**14
98%
Ramshot Hunter 👍
<<locked>>
91%
57305
90%
**51
100%
Ramshot Magnum
<<locked>>
97%
52605
82%
**99
98%
ReloadSwiss RS 14
<<locked>>
96%
35331
55%
**44
100%
ReloadSwiss RS 50
<<locked>>
83%
56913
89%
**79
100%
ReloadSwiss RS 60
<<locked>>
84%
56811
89%
**71
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
57406
90%
**61
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
57174
90%
**14
100%
ReloadSwiss RS 76
<<locked>>
97%
43381
68%
**00
97%
Rottweil R 903
<<locked>>
85%
57072
89%
**82
100%
Rottweil R 904
<<locked>>
94%
56594
89%
**02
97%
Rottweil R 905
<<locked>>
96%
56855
89%
**55
98%
Rottweil R 907
<<locked>>
88%
57130
90%
**82
99%
SNPE Vectan SP 11
<<locked>>
84%
57246
90%
**19
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57217
90%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57159
90%
**40
99%
Shooters World Long Rifle
<<locked>>
89%
57043
89%
**82
100%
Somchem S355
<<locked>>
86%
57130
90%
**82
100%
Somchem S361
<<locked>>
93%
57392
90%
**69
97%
Somchem S365
<<locked>>
93%
57421
90%
**45
100%
Somchem S385
<<locked>>
96%
57363
90%
**19
99%
Vihtavuori N135
<<locked>>
87%
57217
90%
**87
100%
Vihtavuori N150
<<locked>>
90%
56884
89%
**36
100%
Vihtavuori N160
<<locked>>
88%
57290
90%
**02
100%
Vihtavuori N165
<<locked>>
97%
49719
78%
**68
97%
Vihtavuori N550
<<locked>>
88%
56797
89%
**35
100%
Vihtavuori N555 👍
<<locked>>
97%
57188
90%
**58
100%
Vihtavuori N560
<<locked>>
97%
54418
85%
**74
96%
[Vihtavuori N565]*
<<locked>>
97%
46180
72%
**77
94%
Winchester 6.5 StaBALL
<<locked>>
89%
56942
89%
**53
100%
Winchester 760
<<locked>>
86%
57116
89%
**61
99%
Winchester StaBALL HD
<<locked>>
97%
47181
74%
**28
100%
Winchester Supreme 780
<<locked>>
94%
57116
89%
**05
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51082
80%
**74
100%
[ADI AR 2209]*
<<locked>>
81%
35317
55%
**85
91%
[ADI AR 2213]*
<<locked>>
86%
37101
58%
**58
90%
[ADI AR 2225]*
<<locked>>
93%
31111
49%
**03
90%
Accurate 2700
<<locked>>
81%
49139
77%
**99
98%
[Accurate 3100]*
<<locked>>
81%
30763
48%
**35
93%
Accurate 4350
<<locked>>
81%
42148
66%
**49
99%
[Accurate MAGPRO]*
<<locked>>
90%
41437
65%
**82
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
51779
81%
**97
100%
Alliant Reloder-16
<<locked>>
81%
40567
64%
**66
99%
Alliant Reloder-17
<<locked>>
81%
47050
74%
**04
100%
[Alliant Reloder-19]*
<<locked>>
81%
35360
55%
**89
92%
[Alliant Reloder-22]*
<<locked>>
83%
32808
51%
**56
90%
Alliant Reloder-23
<<locked>>
81%
29733
47%
**71
97%
[Alliant Reloder-25]*
<<locked>>
82%
26992
42%
**75
90%
Alliant Reloder-26
<<locked>>
81%
32111
50%
**92
95%
[Baschieri & Pellagri 109]*
<<locked>>
92%
45542
71%
**72
90%
[Bofors RP15]*
<<locked>>
85%
32953
52%
**56
90%
Bofors RP3
<<locked>>
81%
52533
82%
**07
100%
[Bofors RP30]*
<<locked>>
93%
34693
54%
**28
90%
[Bofors RP5]*
<<locked>>
83%
32808
51%
**56
90%
Bofors RP7
<<locked>>
81%
45600
71%
**69
97%
Hodgdon H380
<<locked>>
81%
52692
83%
**23
100%
Hodgdon H414
<<locked>>
81%
48124
75%
**87
98%
Hodgdon H4350
<<locked>>
81%
39247
61%
**44
95%
[Hodgdon H4831]*
<<locked>>
88%
37913
59%
**35
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
37913
59%
**35
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38000
60%
**38
99%
Hodgdon LVR
<<locked>>
81%
44889
70%
**05
99%
[Hodgdon Retumbo]*
<<locked>>
93%
31111
49%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
43569
68%
**25
97%
Hodgdon VARGET
<<locked>>
81%
50517
79%
**61
100%
Hodgdon TrailBoss
<<locked>>
81%
27644
43%
**37
100%
IMR 4064
<<locked>>
81%
49966
78%
**48
100%
IMR 4166 Enduron
<<locked>>
81%
48805
76%
**12
98%
IMR 4350
<<locked>>
81%
41002
64%
**84
96%
IMR 4451 Enduron
<<locked>>
81%
47326
74%
**05
98%
IMR 4831
<<locked>>
81%
36245
57%
**99
97%
[IMR 4955 Enduron]*
<<locked>>
84%
37043
58%
**76
90%
[IMR 7828 SSC]*
<<locked>>
85%
36840
58%
**58
90%
Lovex S065
<<locked>>
81%
44527
70%
**53
98%
Lovex S070
<<locked>>
81%
42685
67%
**17
97%
[Lovex S071]*
<<locked>>
81%
26455
41%
**97
90%
[Norma 204]*
<<locked>>
81%
40988
64%
**10
94%
[Norma MRP]*
<<locked>>
81%
32271
51%
**62
92%
Norma URP
<<locked>>
81%
41481
65%
**46
99%
[Ramshot Grand]*
<<locked>>
83%
35984
56%
**51
90%
Ramshot Hunter
<<locked>>
81%
40538
64%
**23
97%
[Ramshot Magnum]*
<<locked>>
84%
31415
49%
**94
90%
ReloadSwiss RS 14
<<locked>>
81%
28297
44%
**80
100%
ReloadSwiss RS 50
<<locked>>
81%
52605
82%
**14
99%
ReloadSwiss RS 60
<<locked>>
81%
50067
78%
**73
100%
ReloadSwiss RS 62
<<locked>>
81%
42061
66%
**63
98%
ReloadSwiss RS 70
<<locked>>
81%
40640
64%
**76
98%
[ReloadSwiss RS 76]*
<<locked>>
88%
31386
49%
**43
90%
Rottweil R 903
<<locked>>
81%
49211
77%
**54
100%
[Rottweil R 904]*
<<locked>>
81%
36927
58%
**79
91%
[Rottweil R 905]*
<<locked>>
81%
34476
54%
**66
91%
Rottweil R 907
<<locked>>
81%
45600
71%
**69
97%
SNPE Vectan SP 11
<<locked>>
81%
50908
80%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49995
78%
**46
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43830
69%
**84
97%
Shooters World Long Rifle
<<locked>>
81%
44527
70%
**53
98%
Somchem S355
<<locked>>
81%
49356
77%
**54
100%
[Somchem S361]*
<<locked>>
81%
37463
59%
**59
90%
Somchem S365
<<locked>>
81%
37956
59%
**84
100%
[Somchem S385]*
<<locked>>
81%
34853
55%
**56
93%
Vihtavuori N135
<<locked>>
81%
48037
75%
**46
100%
Vihtavuori N150
<<locked>>
81%
42366
66%
**77
100%
Vihtavuori N160
<<locked>>
81%
44904
70%
**76
99%
[Vihtavuori N165]*
<<locked>>
83%
30850
48%
**28
90%
Vihtavuori N550
<<locked>>
81%
45411
71%
**18
99%
Vihtavuori N555
<<locked>>
81%
33199
52%
**62
97%
[Vihtavuori N560]*
<<locked>>
87%
38116
60%
**10
90%
[Vihtavuori N565]*
<<locked>>
90%
36419
57%
**48
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42438
66%
**13
100%
Winchester 760
<<locked>>
81%
48124
75%
**87
98%
Winchester StaBALL HD
<<locked>>
81%
24134
38%
**35
95%
[Winchester Supreme 780]*
<<locked>>
81%
34867
55%
**46
92%

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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