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

Recommended Powder(s): Accurate 4350, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

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:
1.220" | 31.0mm
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:
0.561" | 14.2mm
Shank Seated Depth:
0.421" | 10.7mm
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:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 148 loads in caliber 7 x 66 SE v. Hofe with .284 | 127gr | Hasler Hunting bullet and 74 powders such as Accurate 4350, Norma URP, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
85%
57130
90%
**76
100%
ADI AR 2209
<<locked>>
95%
56608
89%
**58
98%
ADI AR 2213
<<locked>>
97%
53156
83%
**22
96%
[ADI AR 2225]*
<<locked>>
97%
33736
53%
**92
92%
Accurate 2700
<<locked>>
86%
56942
89%
**36
99%
Accurate 3100
<<locked>>
97%
52446
82%
**30
99%
Accurate 4064
<<locked>>
83%
56782
89%
**36
100%
Accurate 4350 👍
<<locked>>
91%
57363
90%
**48
100%
[Accurate MAGPRO]*
<<locked>>
97%
51648
81%
**02
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
57087
89%
**86
100%
Alliant Reloder-16
<<locked>>
92%
56884
89%
**91
100%
Alliant Reloder-17
<<locked>>
87%
57406
90%
**94
100%
Alliant Reloder-19
<<locked>>
96%
56826
89%
**64
98%
Alliant Reloder-22
<<locked>>
97%
52431
82%
**22
98%
Alliant Reloder-23
<<locked>>
97%
49835
78%
**59
100%
Alliant Reloder-25
<<locked>>
97%
43004
67%
**64
99%
Alliant Reloder-26
<<locked>>
96%
57290
90%
**63
100%
Hodgdon H380
<<locked>>
84%
57145
90%
**02
100%
Hodgdon H414
<<locked>>
87%
57363
90%
**64
99%
Hodgdon H4350
<<locked>>
93%
56782
89%
**99
99%
Hodgdon H4831
<<locked>>
97%
49313
77%
**97
95%
Hodgdon H4831 SC
<<locked>>
97%
55854
88%
**09
96%
Hodgdon Hybrid 100V
<<locked>>
94%
57188
90%
**02
100%
Hodgdon LVR
<<locked>>
89%
56797
89%
**32
100%
[Hodgdon Retumbo]*
<<locked>>
97%
33736
53%
**92
92%
Hodgdon Superperformance
<<locked>>
89%
56811
89%
**74
99%
Hodgdon VARGET
<<locked>>
85%
57130
90%
**76
100%
Hodgdon TrailBoss
<<locked>>
96%
34505
54%
**01
100%
IMR 4064
<<locked>>
86%
56681
89%
**69
100%
IMR 4166 Enduron
<<locked>>
87%
57334
90%
**79
99%
IMR 4350
<<locked>>
92%
57246
90%
**02
99%
IMR 4451 Enduron
<<locked>>
87%
57159
90%
**89
99%
IMR 4831
<<locked>>
95%
56855
89%
**15
100%
IMR 4955 Enduron
<<locked>>
97%
54288
85%
**46
96%
IMR 7828 SSC
<<locked>>
97%
55129
86%
**84
97%
Lovex S062
<<locked>>
84%
57116
90%
**56
100%
Lovex S065
<<locked>>
90%
57217
90%
**86
100%
Lovex S070
<<locked>>
91%
56898
89%
**99
99%
Lovex S071
<<locked>>
97%
43120
68%
**53
98%
Norma 204
<<locked>>
91%
57130
90%
**41
98%
Norma MRP
<<locked>>
97%
56565
89%
**27
99%
Norma URP 👍
<<locked>>
91%
56956
89%
**35
100%
Ramshot Hunter 👍
<<locked>>
91%
56782
89%
**55
100%
Ramshot Magnum
<<locked>>
97%
51198
80%
**76
98%
ReloadSwiss RS 14
<<locked>>
96%
35041
55%
**44
100%
ReloadSwiss RS 50
<<locked>>
84%
57116
89%
**99
100%
ReloadSwiss RS 60
<<locked>>
88%
56956
89%
**04
100%
ReloadSwiss RS 62 👍
<<locked>>
90%
56739
89%
**45
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
56637
89%
**01
100%
ReloadSwiss RS 76
<<locked>>
97%
41989
66%
**64
97%
Rottweil R 903
<<locked>>
86%
57072
89%
**86
100%
Rottweil R 904
<<locked>>
95%
57058
89%
**12
97%
Rottweil R 905
<<locked>>
96%
57087
89%
**58
98%
Rottweil R 907
<<locked>>
89%
57334
90%
**89
99%
SNPE Vectan SP 11
<<locked>>
85%
56797
89%
**09
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
56753
89%
**45
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
57406
90%
**46
99%
Shooters World Long Rifle
<<locked>>
90%
57217
90%
**86
100%
Shooters World Precision
<<locked>>
84%
57116
90%
**56
100%
Somchem S355
<<locked>>
86%
57348
90%
**89
100%
Somchem S361
<<locked>>
94%
56739
89%
**69
97%
Somchem S365
<<locked>>
93%
56652
89%
**45
100%
Somchem S385
<<locked>>
96%
56695
89%
**19
99%
Vihtavuori N135
<<locked>>
88%
57435
90%
**97
100%
Vihtavuori N150
<<locked>>
91%
57217
90%
**43
100%
Vihtavuori N160
<<locked>>
88%
56695
89%
**92
100%
Vihtavuori N165
<<locked>>
97%
48443
76%
**48
97%
Vihtavuori N550
<<locked>>
88%
56942
89%
**38
100%
Vihtavuori N555
<<locked>>
97%
55448
87%
**35
100%
Vihtavuori N560
<<locked>>
97%
52997
83%
**55
96%
[Vihtavuori N565]*
<<locked>>
97%
44628
70%
**58
94%
Winchester 6.5 StaBALL
<<locked>>
90%
57159
90%
**69
100%
Winchester 760
<<locked>>
87%
57363
90%
**64
99%
Winchester StaBALL HD
<<locked>>
97%
45440
71%
**96
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50096
78%
**68
100%
[ADI AR 2209]*
<<locked>>
81%
34272
54%
**62
91%
[ADI AR 2213]*
<<locked>>
86%
36941
58%
**54
90%
[ADI AR 2225]*
<<locked>>
94%
31169
49%
**17
90%
Accurate 2700
<<locked>>
81%
47935
75%
**69
97%
[Accurate 3100]*
<<locked>>
81%
29196
46%
**92
92%
Accurate 4064
<<locked>>
81%
52344
82%
**77
100%
Accurate 4350
<<locked>>
81%
40509
63%
**23
98%
[Accurate MAGPRO]*
<<locked>>
91%
41756
65%
**95
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50676
79%
**87
100%
Alliant Reloder-16
<<locked>>
81%
39508
62%
**33
99%
Alliant Reloder-17
<<locked>>
81%
45774
72%
**84
100%
[Alliant Reloder-19]*
<<locked>>
81%
34301
54%
**62
91%
[Alliant Reloder-22]*
<<locked>>
84%
32938
52%
**59
90%
Alliant Reloder-23
<<locked>>
81%
28485
45%
**38
96%
[Alliant Reloder-25]*
<<locked>>
83%
26905
42%
**82
90%
[Alliant Reloder-26]*
<<locked>>
81%
30763
48%
**59
94%
Hodgdon H380
<<locked>>
81%
51256
80%
**04
100%
Hodgdon H414
<<locked>>
81%
46775
73%
**68
98%
[Hodgdon H4350]*
<<locked>>
81%
38072
60%
**22
94%
[Hodgdon H4831]*
<<locked>>
89%
37753
59%
**35
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
37753
59%
**35
90%
Hodgdon Hybrid 100V
<<locked>>
81%
36767
58%
**15
99%
Hodgdon LVR
<<locked>>
81%
43816
69%
**89
99%
[Hodgdon Retumbo]*
<<locked>>
94%
31169
49%
**17
90%
Hodgdon Superperformance
<<locked>>
81%
42206
66%
**99
96%
Hodgdon VARGET
<<locked>>
81%
49443
77%
**51
100%
Hodgdon TrailBoss
<<locked>>
81%
27441
43%
**37
100%
IMR 4064
<<locked>>
81%
48907
77%
**38
100%
IMR 4166 Enduron
<<locked>>
81%
47790
75%
**02
98%
IMR 4350
<<locked>>
81%
40045
63%
**67
95%
IMR 4451 Enduron
<<locked>>
81%
46311
73%
**95
98%
IMR 4831
<<locked>>
81%
34896
55%
**66
97%
[IMR 4955 Enduron]*
<<locked>>
85%
36927
58%
**76
90%
[IMR 7828 SSC]*
<<locked>>
86%
36738
58%
**58
90%
Lovex S062
<<locked>>
81%
52707
83%
**87
100%
Lovex S065
<<locked>>
81%
43236
68%
**30
98%
Lovex S070
<<locked>>
81%
41379
65%
**04
97%
[Lovex S071]*
<<locked>>
83%
26527
42%
**07
90%
[Norma 204]*
<<locked>>
81%
39784
62%
**87
93%
[Norma MRP]*
<<locked>>
81%
31053
49%
**33
91%
Norma URP
<<locked>>
81%
40350
63%
**13
98%
Ramshot Hunter
<<locked>>
81%
39349
62%
**00
96%
[Ramshot Magnum]*
<<locked>>
85%
31473
49%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
28007
44%
**77
100%
ReloadSwiss RS 50
<<locked>>
81%
51459
81%
**87
99%
ReloadSwiss RS 60
<<locked>>
81%
44121
69%
**71
100%
ReloadSwiss RS 62
<<locked>>
81%
40654
64%
**46
98%
ReloadSwiss RS 70
<<locked>>
81%
39421
62%
**49
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
31357
49%
**49
90%
Rottweil R 903
<<locked>>
81%
47703
75%
**31
100%
[Rottweil R 904]*
<<locked>>
81%
35766
56%
**62
90%
[Rottweil R 905]*
<<locked>>
81%
33170
52%
**40
91%
Rottweil R 907
<<locked>>
81%
44382
70%
**49
97%
SNPE Vectan SP 11
<<locked>>
81%
49748
78%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
48921
77%
**27
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42511
67%
**61
97%
Shooters World Long Rifle
<<locked>>
81%
43236
68%
**30
98%
Shooters World Precision
<<locked>>
81%
52707
83%
**87
100%
Somchem S355
<<locked>>
81%
48138
75%
**28
100%
[Somchem S361]*
<<locked>>
82%
37739
59%
**76
90%
Somchem S365
<<locked>>
81%
36593
57%
**54
100%
[Somchem S385]*
<<locked>>
81%
33591
53%
**20
92%
Vihtavuori N135
<<locked>>
81%
46673
73%
**33
100%
Vihtavuori N150
<<locked>>
81%
41118
64%
**58
100%
Vihtavuori N160
<<locked>>
81%
43729
69%
**56
99%
[Vihtavuori N165]*
<<locked>>
84%
30850
48%
**38
90%
Vihtavuori N550
<<locked>>
81%
44135
69%
**99
99%
Vihtavuori N555
<<locked>>
81%
31749
50%
**30
96%
[Vihtavuori N560]*
<<locked>>
87%
37449
59%
**00
90%
[Vihtavuori N565]*
<<locked>>
92%
36564
57%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41394
65%
**87
100%
Winchester 760
<<locked>>
81%
46775
73%
**68
98%
[Winchester StaBALL HD]*
<<locked>>
81%
22785
36%
**82
94%

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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