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Load data for 7 x 66 SE v. Hofe + .284 | 140gr | Barnes X S

Recommended Powder(s): ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

7 x 66 SE v. Hofe + .284 | 140gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Barnes X S
Manufacturer SKU:
28425
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.275" | 32.4mm
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:
0.616" | 15.6mm
Shank Seated Depth:
0.616" | 15.6mm
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_B567_C1097
Last updated:
2025-01-01

Load data for 114 loads in caliber 7 x 66 SE v. Hofe with .284 | 140gr | Barnes X S bullet and 57 powders such as ADI AR 2209, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum. 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>>
90%
56869
89%
**17
99%
ADI AR 2213
<<locked>>
93%
56971
89%
**46
98%
ADI AR 2217
<<locked>>
97%
47776
75%
**72
96%
ADI AR 2225
<<locked>>
97%
43076
67%
**36
98%
Accurate 3100
<<locked>>
93%
57217
90%
**58
100%
Accurate 4350
<<locked>>
84%
57217
90%
**71
100%
Accurate MAGPRO
<<locked>>
93%
56623
89%
**53
96%
Alliant Reloder-16
<<locked>>
86%
57290
90%
**33
100%
Alliant Reloder-19
<<locked>>
90%
56536
89%
**07
99%
Alliant Reloder-22 👍
<<locked>>
93%
57334
90%
**56
99%
Alliant Reloder-23
<<locked>>
94%
56681
89%
**00
100%
Alliant Reloder-25 👍
<<locked>>
97%
53417
84%
**14
100%
Alliant Reloder-26
<<locked>>
90%
57377
90%
**99
100%
Hodgdon H1000
<<locked>>
97%
47776
75%
**72
96%
Hodgdon H4350
<<locked>>
88%
57000
89%
**54
99%
Hodgdon H4831
<<locked>>
96%
57305
90%
**87
98%
Hodgdon H4831 SC
<<locked>>
92%
57305
90%
**87
98%
Hodgdon Hybrid 100V
<<locked>>
88%
57276
90%
**31
100%
Hodgdon LVR
<<locked>>
83%
57101
89%
**77
100%
Hodgdon Retumbo
<<locked>>
97%
43076
67%
**36
98%
Hodgdon Superperformance
<<locked>>
84%
57014
89%
**23
100%
Hodgdon TrailBoss
<<locked>>
97%
36071
57%
**23
100%
IMR 4350
<<locked>>
87%
57334
90%
**54
100%
IMR 4831
<<locked>>
89%
57116
89%
**54
100%
IMR 4955 Enduron
<<locked>>
93%
56898
89%
**58
98%
IMR 7828 SSC
<<locked>>
92%
56956
89%
**63
98%
[IMR 8133 Enduron]*
<<locked>>
97%
39378
62%
**41
94%
Lovex S065
<<locked>>
84%
57188
90%
**25
100%
Lovex S070
<<locked>>
85%
56637
89%
**45
100%
Lovex S071
<<locked>>
97%
55477
87%
**22
100%
Norma 204
<<locked>>
86%
56884
89%
**87
99%
Norma 217
<<locked>>
97%
39784
62%
**71
97%
Norma MRP 👍
<<locked>>
91%
56565
89%
**73
100%
Norma URP
<<locked>>
85%
57246
90%
**84
100%
Ramshot Hunter
<<locked>>
86%
57232
90%
**10
100%
Ramshot Magnum 👍
<<locked>>
94%
57072
89%
**33
100%
ReloadSwiss RS 14
<<locked>>
96%
36608
57%
**62
100%
ReloadSwiss RS 62
<<locked>>
85%
57435
90%
**04
100%
ReloadSwiss RS 70
<<locked>>
86%
57261
90%
**59
100%
ReloadSwiss RS 76
<<locked>>
97%
52576
82%
**66
100%
ReloadSwiss RS 80
<<locked>>
97%
48718
76%
**51
95%
Rottweil R 904
<<locked>>
90%
57130
90%
**68
98%
Rottweil R 905
<<locked>>
91%
57276
90%
**14
99%
Rottweil R 907
<<locked>>
83%
57421
90%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57377
90%
**95
100%
Shooters World Long Rifle
<<locked>>
84%
57188
90%
**25
100%
Somchem S361
<<locked>>
89%
57188
90%
**31
98%
Somchem S365
<<locked>>
87%
57087
89%
**74
100%
Somchem S385
<<locked>>
90%
57319
90%
**71
100%
Vihtavuori N150
<<locked>>
85%
56753
89%
**66
100%
Vihtavuori N165
<<locked>>
95%
56391
88%
**45
99%
Vihtavuori N555
<<locked>>
91%
57305
90%
**04
100%
Vihtavuori N560
<<locked>>
93%
57000
89%
**76
98%
Vihtavuori N565
<<locked>>
97%
56115
88%
**27
98%
Vihtavuori N568
<<locked>>
97%
49443
77%
**58
95%
Winchester 6.5 StaBALL
<<locked>>
85%
56913
89%
**09
100%
Winchester StaBALL HD
<<locked>>
96%
57363
90%
**35
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42540
67%
**38
96%
[ADI AR 2213]*
<<locked>>
81%
38493
60%
**56
93%
[ADI AR 2217]*
<<locked>>
86%
34171
54%
**25
90%
[ADI AR 2225]*
<<locked>>
82%
28326
44%
**00
90%
Accurate 3100
<<locked>>
81%
39900
63%
**30
98%
Accurate 4350
<<locked>>
81%
51895
81%
**86
100%
[Accurate MAGPRO]*
<<locked>>
81%
37985
60%
**66
90%
Alliant Reloder-16
<<locked>>
81%
48559
76%
**79
100%
Alliant Reloder-19
<<locked>>
81%
42641
67%
**38
96%
Alliant Reloder-22
<<locked>>
81%
39015
61%
**79
95%
Alliant Reloder-23
<<locked>>
81%
37695
59%
**56
100%
Alliant Reloder-25
<<locked>>
81%
33025
52%
**57
96%
Alliant Reloder-26
<<locked>>
81%
41684
65%
**10
99%
[Hodgdon H1000]*
<<locked>>
86%
34171
54%
**25
90%
Hodgdon H4350
<<locked>>
81%
46557
73%
**58
98%
[Hodgdon H4831]*
<<locked>>
81%
36477
57%
**57
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
40335
63%
**53
93%
Hodgdon Hybrid 100V
<<locked>>
81%
46311
73%
**61
100%
Hodgdon LVR
<<locked>>
81%
52939
83%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
82%
28326
44%
**00
90%
Hodgdon Superperformance
<<locked>>
81%
52344
82%
**54
99%
Hodgdon TrailBoss
<<locked>>
81%
28877
45%
**62
100%
IMR 4350
<<locked>>
81%
48588
76%
**97
98%
IMR 4831
<<locked>>
81%
44686
70%
**38
100%
[IMR 4955 Enduron]*
<<locked>>
81%
40292
63%
**17
93%
[IMR 7828 SSC]*
<<locked>>
81%
39305
62%
**92
93%
[IMR 8133 Enduron]*
<<locked>>
91%
32808
51%
**57
90%
Lovex S065
<<locked>>
81%
52736
83%
**53
100%
Lovex S070
<<locked>>
81%
50952
80%
**46
99%
Lovex S071
<<locked>>
81%
35099
55%
**15
96%
Norma 204
<<locked>>
81%
48950
77%
**40
97%
[Norma 217]*
<<locked>>
85%
28558
45%
**33
90%
Norma MRP
<<locked>>
81%
40669
64%
**54
97%
Norma URP
<<locked>>
81%
49966
78%
**66
100%
Ramshot Hunter
<<locked>>
81%
48805
76%
**56
99%
Ramshot Magnum
<<locked>>
81%
36463
57%
**17
95%
ReloadSwiss RS 14
<<locked>>
81%
29443
46%
**98
100%
ReloadSwiss RS 62
<<locked>>
81%
51372
80%
**05
100%
ReloadSwiss RS 70
<<locked>>
81%
49066
77%
**18
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
31604
50%
**41
93%
[ReloadSwiss RS 80]*
<<locked>>
88%
36593
57%
**59
90%
Rottweil R 904
<<locked>>
81%
44121
69%
**22
95%
Rottweil R 905
<<locked>>
81%
42366
66%
**25
96%
Rottweil R 907
<<locked>>
81%
53592
84%
**79
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
51416
81%
**87
99%
Shooters World Long Rifle
<<locked>>
81%
52736
83%
**53
100%
Somchem S361
<<locked>>
81%
45194
71%
**08
95%
Somchem S365
<<locked>>
81%
47224
74%
**17
100%
Somchem S385
<<locked>>
81%
43468
68%
**15
97%
Vihtavuori N150
<<locked>>
81%
50314
79%
**71
100%
Vihtavuori N165
<<locked>>
81%
36622
57%
**57
95%
Vihtavuori N555
<<locked>>
81%
42670
67%
**44
100%
[Vihtavuori N560]*
<<locked>>
81%
38899
61%
**02
93%
[Vihtavuori N565]*
<<locked>>
81%
34374
54%
**64
91%
[Vihtavuori N568]*
<<locked>>
88%
37739
59%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50357
79%
**10
100%
Winchester StaBALL HD
<<locked>>
81%
33765
53%
**89
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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