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Load data for 7 x 66 SE v. Hofe + .284 | 139gr | Barnes LRX BT

Recommended Powder(s): Accurate 3100, Alliant Reloder-26, Norma MRP, Somchem S385, Winchester StaBALL HD

7 x 66 SE v. Hofe + .284 | 139gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 139gr | Barnes LRX BT
Manufacturer SKU:
30295
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.362" | 34.6mm
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:
0.703" | 17.8mm
Shank Seated Depth:
0.578" | 14.7mm
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_B561_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:10 - 1:8

Load data for 144 loads in caliber 7 x 66 SE v. Hofe with .284 | 139gr | Barnes LRX BT bullet and 72 powders such as Accurate 3100, Alliant Reloder-26, Norma MRP, Somchem S385, 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%
57334
90%
**54
100%
ADI AR 2209
<<locked>>
93%
57406
90%
**40
99%
ADI AR 2213
<<locked>>
96%
57058
89%
**79
98%
[ADI AR 2217]*
<<locked>>
97%
42583
67%
**77
94%
ADI AR 2225
<<locked>>
97%
37840
59%
**18
96%
Accurate 2700
<<locked>>
84%
57000
89%
**02
99%
Accurate 3100 👍
<<locked>>
97%
57305
90%
**81
100%
Accurate 4350
<<locked>>
88%
56811
89%
**04
100%
Accurate MAGPRO
<<locked>>
97%
57188
90%
**79
96%
Alliant Reloder-16
<<locked>>
89%
57174
90%
**50
100%
Alliant Reloder-17
<<locked>>
84%
56811
89%
**43
100%
Alliant Reloder-19
<<locked>>
93%
56753
89%
**23
99%
Alliant Reloder-22
<<locked>>
96%
56623
89%
**66
99%
Alliant Reloder-23
<<locked>>
97%
54940
86%
**07
100%
Alliant Reloder-25
<<locked>>
97%
47152
74%
**28
100%
Alliant Reloder-26 👍
<<locked>>
94%
57101
89%
**15
100%
[Hodgdon H1000]*
<<locked>>
97%
42583
67%
**77
94%
Hodgdon H414
<<locked>>
84%
57116
90%
**23
100%
Hodgdon H4350
<<locked>>
91%
57058
89%
**74
99%
Hodgdon H4831
<<locked>>
97%
53171
83%
**48
97%
Hodgdon H4831 SC
<<locked>>
95%
57406
90%
**20
97%
Hodgdon Hybrid 100V
<<locked>>
91%
57319
90%
**68
100%
Hodgdon LVR
<<locked>>
86%
57130
90%
**07
100%
Hodgdon Retumbo
<<locked>>
97%
37840
59%
**18
96%
Hodgdon Superperformance
<<locked>>
86%
56681
89%
**53
100%
Hodgdon VARGET
<<locked>>
83%
56956
89%
**41
100%
Hodgdon TrailBoss
<<locked>>
97%
35491
56%
**23
100%
IMR 4064
<<locked>>
84%
57305
90%
**45
100%
IMR 4166 Enduron
<<locked>>
84%
57101
89%
**35
100%
IMR 4350
<<locked>>
89%
57029
89%
**71
99%
IMR 4451 Enduron
<<locked>>
85%
56652
89%
**54
100%
IMR 4831
<<locked>>
93%
57334
90%
**87
100%
IMR 4955 Enduron
<<locked>>
96%
56782
89%
**77
98%
IMR 7828 SSC
<<locked>>
95%
56971
89%
**92
98%
Lovex S065
<<locked>>
87%
57363
90%
**58
100%
Lovex S070
<<locked>>
88%
56608
89%
**61
100%
Lovex S071
<<locked>>
97%
48559
76%
**36
99%
Norma 204
<<locked>>
89%
57421
90%
**17
99%
[Norma 217]*
<<locked>>
97%
33605
53%
**30
93%
Norma MRP 👍
<<locked>>
94%
56463
88%
**86
100%
Norma URP
<<locked>>
88%
56753
89%
**00
100%
Ramshot Hunter
<<locked>>
89%
56724
89%
**23
100%
Ramshot Magnum
<<locked>>
97%
56521
89%
**40
99%
ReloadSwiss RS 14
<<locked>>
96%
35911
56%
**59
100%
ReloadSwiss RS 60
<<locked>>
86%
57348
90%
**73
100%
ReloadSwiss RS 62
<<locked>>
88%
57101
89%
**27
100%
ReloadSwiss RS 70
<<locked>>
88%
56855
89%
**76
100%
ReloadSwiss RS 76
<<locked>>
97%
46746
73%
**68
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41582
65%
**27
93%
Rottweil R 903
<<locked>>
83%
56768
89%
**41
100%
Rottweil R 904
<<locked>>
93%
57261
90%
**87
98%
Rottweil R 905
<<locked>>
94%
57072
89%
**27
99%
Rottweil R 907
<<locked>>
86%
57217
90%
**58
99%
SNPE Vectan Tubal 5000
<<locked>>
84%
57145
90%
**13
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56652
89%
**05
100%
Shooters World Long Rifle
<<locked>>
87%
57363
90%
**58
100%
Somchem S355
<<locked>>
84%
57334
90%
**45
100%
Somchem S361
<<locked>>
91%
57014
89%
**45
97%
Somchem S365
<<locked>>
91%
57232
90%
**04
100%
Somchem S385 👍
<<locked>>
93%
57159
90%
**97
99%
Vihtavuori N135
<<locked>>
85%
56884
89%
**46
100%
Vihtavuori N150
<<locked>>
89%
57174
90%
**02
100%
Vihtavuori N160
<<locked>>
86%
57159
90%
**71
100%
Vihtavuori N165
<<locked>>
97%
53795
84%
**25
99%
Vihtavuori N550
<<locked>>
86%
56768
89%
**04
100%
Vihtavuori N555
<<locked>>
95%
57116
89%
**30
100%
Vihtavuori N560
<<locked>>
96%
57377
90%
**09
98%
Vihtavuori N565
<<locked>>
97%
49980
78%
**51
96%
[Vihtavuori N568]*
<<locked>>
97%
43352
68%
**46
92%
Winchester 6.5 StaBALL
<<locked>>
87%
56724
89%
**25
100%
Winchester 760
<<locked>>
84%
57116
90%
**23
100%
Winchester StaBALL HD 👍
<<locked>>
97%
52069
82%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53664
84%
**92
100%
[ADI AR 2209]*
<<locked>>
81%
38000
60%
**56
94%
[ADI AR 2213]*
<<locked>>
81%
34301
54%
**74
90%
[ADI AR 2217]*
<<locked>>
91%
34664
54%
**74
90%
[ADI AR 2225]*
<<locked>>
88%
28732
45%
**39
90%
Accurate 2700
<<locked>>
81%
51996
81%
**30
99%
Accurate 3100
<<locked>>
81%
33736
53%
**18
96%
Accurate 4350
<<locked>>
81%
45455
71%
**97
100%
[Accurate MAGPRO]*
<<locked>>
86%
38363
60%
**05
90%
Alliant Reloder-16
<<locked>>
81%
43352
68%
**04
100%
Alliant Reloder-17
<<locked>>
81%
50256
79%
**38
100%
[Alliant Reloder-19]*
<<locked>>
81%
37942
59%
**43
94%
[Alliant Reloder-22]*
<<locked>>
81%
33678
53%
**74
92%
Alliant Reloder-23
<<locked>>
81%
32329
51%
**41
99%
[Alliant Reloder-25]*
<<locked>>
81%
28326
44%
**26
93%
Alliant Reloder-26
<<locked>>
81%
35389
55%
**85
98%
[Hodgdon H1000]*
<<locked>>
91%
34664
54%
**74
90%
Hodgdon H414
<<locked>>
81%
51416
81%
**31
99%
Hodgdon H4350
<<locked>>
81%
41568
65%
**76
96%
[Hodgdon H4831]*
<<locked>>
84%
35186
55%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35476
56%
**61
90%
Hodgdon Hybrid 100V
<<locked>>
81%
41075
64%
**89
100%
Hodgdon LVR
<<locked>>
81%
48022
75%
**53
100%
[Hodgdon Retumbo]*
<<locked>>
88%
28732
45%
**39
90%
Hodgdon Superperformance
<<locked>>
81%
46731
73%
**76
98%
Hodgdon VARGET
<<locked>>
81%
53432
84%
**82
100%
Hodgdon TrailBoss
<<locked>>
81%
28181
44%
**55
100%
IMR 4064
<<locked>>
81%
52794
83%
**63
100%
IMR 4166 Enduron
<<locked>>
81%
51503
81%
**46
99%
IMR 4350
<<locked>>
81%
43874
69%
**35
97%
IMR 4451 Enduron
<<locked>>
81%
49864
78%
**40
99%
IMR 4831
<<locked>>
81%
39218
61%
**59
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35868
56%
**35
91%
[IMR 7828 SSC]*
<<locked>>
81%
34650
54%
**00
90%
Lovex S065
<<locked>>
81%
47268
74%
**81
99%
Lovex S070
<<locked>>
81%
45484
71%
**64
98%
[Lovex S071]*
<<locked>>
81%
28819
45%
**80
93%
Norma 204
<<locked>>
81%
43830
69%
**61
96%
[Norma 217]*
<<locked>>
93%
29225
46%
**85
90%
Norma MRP
<<locked>>
81%
35099
55%
**46
95%
Norma URP
<<locked>>
81%
44396
70%
**84
100%
Ramshot Hunter
<<locked>>
81%
43424
68%
**74
98%
[Ramshot Magnum]*
<<locked>>
81%
31024
49%
**89
91%
ReloadSwiss RS 14
<<locked>>
81%
28645
45%
**95
100%
ReloadSwiss RS 60
<<locked>>
81%
48399
76%
**28
100%
ReloadSwiss RS 62
<<locked>>
81%
45339
71%
**17
100%
ReloadSwiss RS 70
<<locked>>
81%
43656
68%
**33
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29182
46%
**79
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
37318
58%
**15
90%
Rottweil R 903
<<locked>>
81%
52489
82%
**76
100%
[Rottweil R 904]*
<<locked>>
81%
39233
61%
**33
93%
[Rottweil R 905]*
<<locked>>
81%
37173
58%
**26
94%
Rottweil R 907
<<locked>>
81%
48356
76%
**10
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
52678
83%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46499
73%
**31
98%
Shooters World Long Rifle
<<locked>>
81%
47268
74%
**81
99%
Somchem S355
<<locked>>
81%
52388
82%
**69
100%
[Somchem S361]*
<<locked>>
81%
40147
63%
**20
93%
Somchem S365
<<locked>>
81%
41408
65%
**48
100%
Somchem S385
<<locked>>
81%
37782
59%
**10
95%
Vihtavuori N135
<<locked>>
81%
50966
80%
**64
100%
Vihtavuori N150
<<locked>>
81%
44904
70%
**05
100%
Vihtavuori N160
<<locked>>
81%
48022
75%
**10
100%
[Vihtavuori N165]*
<<locked>>
81%
31502
49%
**43
92%
Vihtavuori N550
<<locked>>
81%
48414
76%
**53
100%
Vihtavuori N555
<<locked>>
81%
36274
57%
**33
99%
[Vihtavuori N560]*
<<locked>>
82%
35041
55%
**20
90%
[Vihtavuori N565]*
<<locked>>
86%
33910
53%
**80
90%
[Vihtavuori N568]*
<<locked>>
93%
38406
60%
**25
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45237
71%
**41
100%
Winchester 760
<<locked>>
81%
51416
81%
**31
99%
Winchester StaBALL HD
<<locked>>
81%
27456
43%
**38
98%

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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