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Load data for 7 x 66 SE v. Hofe + .284 | 123gr | RWS Kegelspitz

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

7 x 66 SE v. Hofe + .284 | 123gr | RWS Kegelspitz

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 123gr | RWS Kegelspitz
Manufacturer SKU:
2146290
Bullet Weight:
123gr | 8.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
0.984" | 25.0mm
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:
0.325" | 8.2mm
Shank Seated Depth:
0.325" | 8.2mm
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_B5399_C1097
Last updated:
2025-02-02

Load data for 140 loads in caliber 7 x 66 SE v. Hofe with .284 | 123gr | RWS Kegelspitz bullet and 70 powders such as Alliant Reloder-26, IMR 4831, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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>>
83%
56681
89%
**19
100%
ADI AR 2209
<<locked>>
94%
57232
90%
**04
98%
ADI AR 2213
<<locked>>
97%
57377
90%
**43
97%
[ADI AR 2217]*
<<locked>>
97%
41626
65%
**82
92%
[ADI AR 2225]*
<<locked>>
97%
37188
58%
**33
94%
Accurate 2700
<<locked>>
84%
57058
89%
**82
99%
Accurate 3100
<<locked>>
97%
56666
89%
**38
100%
Accurate 4350
<<locked>>
88%
57203
90%
**78
100%
Accurate MAGPRO
<<locked>>
97%
56478
88%
**37
95%
Alliant Reloder-16
<<locked>>
90%
56913
89%
**23
100%
Alliant Reloder-17
<<locked>>
85%
57014
89%
**23
100%
Alliant Reloder-19
<<locked>>
94%
57217
90%
**97
98%
Alliant Reloder-22
<<locked>>
97%
56898
89%
**30
98%
Alliant Reloder-23
<<locked>>
97%
53679
84%
**48
100%
Alliant Reloder-25
<<locked>>
97%
46630
73%
**63
99%
Alliant Reloder-26 👍
<<locked>>
94%
57145
90%
**92
100%
[Hodgdon H1000]*
<<locked>>
97%
41626
65%
**82
92%
Hodgdon H414
<<locked>>
85%
56927
89%
**94
99%
Hodgdon H4350
<<locked>>
92%
57246
90%
**41
99%
Hodgdon H4831
<<locked>>
97%
52518
82%
**82
95%
Hodgdon H4831 SC
<<locked>>
95%
57072
89%
**78
97%
Hodgdon Hybrid 100V
<<locked>>
92%
57145
90%
**32
100%
Hodgdon LVR
<<locked>>
87%
56768
89%
**78
100%
[Hodgdon Retumbo]*
<<locked>>
97%
37188
58%
**33
94%
Hodgdon Superperformance
<<locked>>
87%
57290
90%
**33
99%
Hodgdon VARGET
<<locked>>
84%
57145
90%
**22
100%
Hodgdon TrailBoss
<<locked>>
97%
35273
55%
**57
100%
IMR 4064
<<locked>>
84%
57246
90%
**22
100%
IMR 4166 Enduron
<<locked>>
85%
57246
90%
**22
99%
IMR 4350
<<locked>>
90%
57261
90%
**41
99%
IMR 4451 Enduron
<<locked>>
86%
56724
89%
**22
99%
IMR 4831 👍
<<locked>>
93%
57014
89%
**58
100%
IMR 4955 Enduron
<<locked>>
96%
56840
89%
**35
97%
IMR 7828 SSC
<<locked>>
96%
56956
89%
**56
97%
Lovex S065
<<locked>>
88%
57406
90%
**25
100%
Lovex S070
<<locked>>
89%
57217
90%
**48
99%
Lovex S071
<<locked>>
97%
47413
74%
**64
99%
Norma 204
<<locked>>
89%
56956
89%
**84
98%
Norma MRP
<<locked>>
95%
56536
89%
**60
99%
Norma URP
<<locked>>
89%
57087
89%
**81
100%
Ramshot Hunter 👍
<<locked>>
90%
56913
89%
**91
100%
Ramshot Magnum
<<locked>>
97%
55883
88%
**87
99%
ReloadSwiss RS 14
<<locked>>
97%
35926
56%
**00
100%
ReloadSwiss RS 60
<<locked>>
86%
57305
90%
**43
100%
ReloadSwiss RS 62
<<locked>>
88%
57290
90%
**01
100%
ReloadSwiss RS 70
<<locked>>
89%
57145
90%
**46
100%
ReloadSwiss RS 76
<<locked>>
97%
45919
72%
**05
98%
Rottweil R 903
<<locked>>
84%
57014
89%
**28
100%
Rottweil R 904
<<locked>>
93%
57116
90%
**55
97%
Rottweil R 905
<<locked>>
94%
56695
89%
**84
98%
Rottweil R 907
<<locked>>
87%
57246
90%
**38
99%
SNPE Vectan SP 11
<<locked>>
83%
57174
90%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
56768
89%
**91
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57188
90%
**86
99%
Shooters World Long Rifle
<<locked>>
88%
57406
90%
**25
100%
Somchem S355
<<locked>>
84%
57029
89%
**19
100%
Somchem S361
<<locked>>
92%
56869
89%
**05
96%
Somchem S365
<<locked>>
91%
57188
90%
**87
100%
Somchem S385
<<locked>>
94%
56956
89%
**64
99%
Vihtavuori N135
<<locked>>
86%
57348
90%
**36
100%
Vihtavuori N150
<<locked>>
89%
57130
90%
**73
100%
Vihtavuori N160
<<locked>>
87%
57159
90%
**38
100%
Vihtavuori N165
<<locked>>
97%
52460
82%
**63
98%
Vihtavuori N550
<<locked>>
87%
57421
90%
**87
100%
Vihtavuori N555 👍
<<locked>>
95%
56594
89%
**91
100%
Vihtavuori N560
<<locked>>
97%
56681
89%
**46
97%
Vihtavuori N565
<<locked>>
97%
48849
77%
**73
95%
Winchester 6.5 StaBALL
<<locked>>
88%
57087
89%
**02
100%
Winchester 760
<<locked>>
85%
56927
89%
**94
99%
Winchester StaBALL HD 👍
<<locked>>
97%
50749
80%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52707
83%
**53
100%
[ADI AR 2209]*
<<locked>>
81%
37289
58%
**77
92%
[ADI AR 2213]*
<<locked>>
84%
37391
59%
**97
90%
[ADI AR 2217]*
<<locked>>
94%
37420
59%
**81
90%
[ADI AR 2225]*
<<locked>>
92%
31357
49%
**46
90%
Accurate 2700
<<locked>>
81%
51068
80%
**77
98%
[Accurate 3100]*
<<locked>>
81%
32924
52%
**30
94%
Accurate 4350
<<locked>>
81%
44469
70%
**41
99%
[Accurate MAGPRO]*
<<locked>>
89%
41843
66%
**18
90%
Alliant Reloder-16
<<locked>>
81%
42627
67%
**45
99%
Alliant Reloder-17
<<locked>>
81%
49371
77%
**86
100%
[Alliant Reloder-19]*
<<locked>>
81%
37144
58%
**74
92%
[Alliant Reloder-22]*
<<locked>>
81%
32967
52%
**92
90%
Alliant Reloder-23
<<locked>>
81%
31604
50%
**59
97%
[Alliant Reloder-25]*
<<locked>>
81%
27760
43%
**31
90%
Alliant Reloder-26
<<locked>>
81%
34505
54%
**04
96%
[Hodgdon H1000]*
<<locked>>
94%
37420
59%
**81
90%
Hodgdon H414
<<locked>>
81%
50285
79%
**69
98%
Hodgdon H4350
<<locked>>
81%
41017
64%
**17
95%
[Hodgdon H4831]*
<<locked>>
87%
38421
60%
**81
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
38276
60%
**81
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40118
63%
**20
99%
Hodgdon LVR
<<locked>>
81%
47065
74%
**91
99%
[Hodgdon Retumbo]*
<<locked>>
92%
31357
49%
**46
90%
Hodgdon Superperformance
<<locked>>
81%
45803
72%
**14
97%
Hodgdon VARGET
<<locked>>
81%
52504
82%
**43
100%
Hodgdon TrailBoss
<<locked>>
81%
27934
44%
**83
100%
IMR 4064
<<locked>>
81%
51895
81%
**23
100%
IMR 4166 Enduron
<<locked>>
81%
50749
80%
**94
98%
IMR 4350
<<locked>>
81%
43120
68%
**69
96%
IMR 4451 Enduron
<<locked>>
81%
49168
77%
**84
98%
IMR 4831
<<locked>>
81%
38435
60%
**90
98%
[IMR 4955 Enduron]*
<<locked>>
82%
36985
58%
**12
90%
[IMR 7828 SSC]*
<<locked>>
84%
37057
58%
**00
90%
Lovex S065
<<locked>>
81%
46572
73%
**25
99%
Lovex S070
<<locked>>
81%
44788
70%
**05
97%
[Lovex S071]*
<<locked>>
81%
28282
44%
**89
91%
Norma 204
<<locked>>
81%
43018
67%
**99
95%
[Norma MRP]*
<<locked>>
81%
34243
54%
**51
93%
Norma URP
<<locked>>
81%
43627
68%
**22
99%
Ramshot Hunter
<<locked>>
81%
42699
67%
**18
97%
[Ramshot Magnum]*
<<locked>>
82%
31647
50%
**36
90%
ReloadSwiss RS 14
<<locked>>
81%
28572
45%
**26
100%
ReloadSwiss RS 60
<<locked>>
81%
47543
75%
**89
100%
ReloadSwiss RS 62
<<locked>>
81%
44353
69%
**54
99%
ReloadSwiss RS 70
<<locked>>
81%
42844
67%
**74
99%
[ReloadSwiss RS 76]*
<<locked>>
87%
31821
50%
**85
90%
Rottweil R 903
<<locked>>
81%
51663
81%
**30
100%
[Rottweil R 904]*
<<locked>>
81%
38624
61%
**61
92%
[Rottweil R 905]*
<<locked>>
81%
36419
57%
**58
92%
Rottweil R 907
<<locked>>
81%
47645
75%
**54
97%
SNPE Vectan SP 11
<<locked>>
81%
53084
83%
**92
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52112
82%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45672
72%
**63
97%
Shooters World Long Rifle
<<locked>>
81%
46572
73%
**25
99%
Somchem S355
<<locked>>
81%
51619
81%
**23
100%
[Somchem S361]*
<<locked>>
81%
39479
62%
**44
91%
Somchem S365
<<locked>>
81%
40480
63%
**79
100%
[Somchem S385]*
<<locked>>
81%
37043
58%
**38
94%
Vihtavuori N135
<<locked>>
81%
49922
78%
**28
100%
Vihtavuori N150
<<locked>>
81%
44309
69%
**56
100%
Vihtavuori N160
<<locked>>
81%
47282
74%
**68
99%
[Vihtavuori N165]*
<<locked>>
81%
30908
48%
**61
90%
Vihtavuori N550
<<locked>>
81%
47688
75%
**10
99%
Vihtavuori N555
<<locked>>
81%
35375
55%
**54
97%
[Vihtavuori N560]*
<<locked>>
85%
37927
59%
**43
90%
[Vihtavuori N565]*
<<locked>>
89%
36811
58%
**94
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44353
69%
**86
100%
Winchester 760
<<locked>>
81%
50285
79%
**69
98%
Winchester StaBALL HD
<<locked>>
81%
26513
42%
**43
97%

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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