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

Recommended Powder(s):

7 x 66 SE v. Hofe + .284 | 140gr | Barnes TSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 140gr | Barnes TSX BT
Manufacturer SKU:
30289
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.267" | 32.2mm
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:
0.608" | 15.4mm
Shank Seated Depth:
0.483" | 12.3mm
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_B562_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 132 loads in caliber 7 x 66 SE v. Hofe with .284 | 140gr | Barnes TSX BT bullet and 66 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 2209 👍
<<locked>>
92%
56884
89%
**30
99%
ADI AR 2213
<<locked>>
95%
56579
89%
**63
98%
ADI AR 2217
<<locked>>
97%
43453
68%
**97
95%
ADI AR 2225
<<locked>>
97%
39015
61%
**48
97%
Accurate 3100
<<locked>>
95%
56913
89%
**74
100%
Accurate 4350
<<locked>>
87%
57334
90%
**97
100%
Accurate MAGPRO
<<locked>>
96%
56927
89%
**73
97%
Alliant Reloder-16
<<locked>>
88%
57174
90%
**46
100%
Alliant Reloder-17
<<locked>>
84%
56913
89%
**36
100%
Alliant Reloder-19 👍
<<locked>>
93%
56840
89%
**27
99%
Alliant Reloder-22
<<locked>>
96%
57159
90%
**66
99%
Alliant Reloder-23
<<locked>>
97%
56811
89%
**23
100%
Alliant Reloder-25
<<locked>>
97%
48718
76%
**51
100%
Alliant Reloder-26 👍
<<locked>>
93%
57232
90%
**05
100%
Hodgdon H1000
<<locked>>
97%
43453
68%
**97
95%
Hodgdon H414
<<locked>>
83%
56724
89%
**17
100%
Hodgdon H4350
<<locked>>
90%
57217
90%
**68
99%
Hodgdon H4831
<<locked>>
97%
54810
86%
**71
97%
Hodgdon H4831 SC
<<locked>>
94%
57101
89%
**07
98%
Hodgdon Hybrid 100V
<<locked>>
90%
56797
89%
**54
100%
Hodgdon LVR
<<locked>>
86%
57435
90%
**04
100%
Hodgdon Retumbo
<<locked>>
97%
39015
61%
**48
97%
Hodgdon Superperformance
<<locked>>
86%
57290
90%
**56
100%
Hodgdon TrailBoss
<<locked>>
96%
35259
55%
**16
100%
IMR 4166 Enduron
<<locked>>
84%
57290
90%
**35
100%
IMR 4350
<<locked>>
89%
57203
90%
**68
100%
IMR 4451 Enduron
<<locked>>
85%
56913
89%
**54
100%
IMR 4831
<<locked>>
92%
56739
89%
**74
100%
IMR 4955 Enduron
<<locked>>
95%
56782
89%
**68
98%
IMR 7828 SSC
<<locked>>
95%
57232
90%
**82
98%
Lovex S065
<<locked>>
86%
56956
89%
**38
100%
Lovex S070
<<locked>>
88%
57319
90%
**74
100%
Lovex S071
<<locked>>
97%
49530
78%
**46
99%
Norma 204
<<locked>>
88%
56898
89%
**07
99%
[Norma 217]*
<<locked>>
97%
34635
54%
**59
94%
Norma MRP 👍
<<locked>>
94%
57043
89%
**99
100%
Norma URP
<<locked>>
88%
57421
90%
**07
100%
Ramshot Hunter
<<locked>>
88%
56884
89%
**14
100%
Ramshot Magnum
<<locked>>
96%
57116
90%
**46
100%
ReloadSwiss RS 14
<<locked>>
96%
36013
56%
**62
100%
ReloadSwiss RS 60
<<locked>>
85%
57305
90%
**63
100%
ReloadSwiss RS 62
<<locked>>
87%
56623
89%
**14
100%
ReloadSwiss RS 70
<<locked>>
87%
56608
89%
**59
100%
ReloadSwiss RS 76
<<locked>>
97%
47834
75%
**87
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
43294
68%
**53
93%
Rottweil R 904
<<locked>>
92%
57334
90%
**81
98%
Rottweil R 905 👍
<<locked>>
93%
57305
90%
**30
99%
Rottweil R 907
<<locked>>
86%
57188
90%
**54
99%
SNPE Vectan Tubal 7000
<<locked>>
87%
56869
89%
**99
100%
Shooters World Long Rifle
<<locked>>
86%
56956
89%
**38
100%
Somchem S355
<<locked>>
83%
57014
89%
**41
100%
Somchem S361
<<locked>>
91%
57217
90%
**45
98%
Somchem S365
<<locked>>
89%
56855
89%
**91
100%
Somchem S385
<<locked>>
93%
56768
89%
**81
99%
Vihtavuori N135
<<locked>>
84%
56869
89%
**43
100%
Vihtavuori N150
<<locked>>
88%
56695
89%
**86
100%
Vihtavuori N160
<<locked>>
86%
57377
90%
**64
100%
Vihtavuori N165
<<locked>>
97%
55042
86%
**45
99%
Vihtavuori N550
<<locked>>
85%
56608
89%
**97
100%
Vihtavuori N555
<<locked>>
94%
56594
89%
**10
100%
Vihtavuori N560
<<locked>>
96%
57130
90%
**92
98%
Vihtavuori N565
<<locked>>
97%
51561
81%
**71
97%
[Vihtavuori N568]*
<<locked>>
97%
44483
70%
**66
93%
Winchester 6.5 StaBALL
<<locked>>
87%
57290
90%
**28
100%
Winchester 760
<<locked>>
83%
56724
89%
**17
100%
Winchester StaBALL HD
<<locked>>
97%
53969
85%
**92
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38827
61%
**66
95%
[ADI AR 2213]*
<<locked>>
81%
34824
55%
**80
91%
[ADI AR 2217]*
<<locked>>
90%
34200
54%
**57
90%
[ADI AR 2225]*
<<locked>>
87%
28500
45%
**23
90%
Accurate 3100
<<locked>>
81%
34693
54%
**31
96%
Accurate 4350
<<locked>>
81%
46630
73%
**20
100%
[Accurate MAGPRO]*
<<locked>>
85%
38450
60%
**95
90%
Alliant Reloder-16
<<locked>>
81%
44744
70%
**27
100%
Alliant Reloder-17
<<locked>>
81%
51677
81%
**51
100%
Alliant Reloder-19
<<locked>>
81%
38885
61%
**69
95%
[Alliant Reloder-22]*
<<locked>>
81%
34650
54%
**97
93%
Alliant Reloder-23
<<locked>>
81%
33199
52%
**64
99%
[Alliant Reloder-25]*
<<locked>>
81%
28979
45%
**52
94%
Alliant Reloder-26
<<locked>>
81%
36405
57%
**08
98%
[Hodgdon H1000]*
<<locked>>
90%
34200
54%
**57
90%
Hodgdon H414
<<locked>>
81%
52431
82%
**45
99%
Hodgdon H4350
<<locked>>
81%
42438
67%
**99
97%
[Hodgdon H4831]*
<<locked>>
83%
34563
54%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36390
57%
**80
91%
Hodgdon Hybrid 100V
<<locked>>
81%
42105
66%
**99
100%
Hodgdon LVR
<<locked>>
81%
49008
77%
**59
100%
[Hodgdon Retumbo]*
<<locked>>
87%
28500
45%
**23
90%
Hodgdon Superperformance
<<locked>>
81%
48037
75%
**89
99%
Hodgdon TrailBoss
<<locked>>
81%
28123
44%
**55
100%
IMR 4166 Enduron
<<locked>>
81%
52460
82%
**56
99%
IMR 4350
<<locked>>
81%
44759
70%
**41
98%
IMR 4451 Enduron
<<locked>>
81%
50763
80%
**43
99%
IMR 4831
<<locked>>
81%
40234
63%
**72
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36637
57%
**57
92%
[IMR 7828 SSC]*
<<locked>>
81%
35360
55%
**10
91%
Lovex S065
<<locked>>
81%
48196
76%
**97
100%
Lovex S070
<<locked>>
81%
46615
73%
**84
99%
[Lovex S071]*
<<locked>>
81%
29704
47%
**00
94%
Norma 204
<<locked>>
81%
44672
70%
**77
96%
[Norma 217]*
<<locked>>
91%
28732
45%
**69
90%
Norma MRP
<<locked>>
81%
36289
57%
**62
95%
Norma URP
<<locked>>
81%
45759
72%
**07
100%
Ramshot Hunter
<<locked>>
81%
44541
70%
**94
99%
[Ramshot Magnum]*
<<locked>>
81%
31937
50%
**12
92%
ReloadSwiss RS 14
<<locked>>
81%
28819
45%
**01
100%
ReloadSwiss RS 60
<<locked>>
81%
49777
78%
**41
100%
ReloadSwiss RS 62
<<locked>>
81%
46514
73%
**36
100%
ReloadSwiss RS 70
<<locked>>
81%
44933
70%
**53
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
29167
46%
**79
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
36709
58%
**95
90%
[Rottweil R 904]*
<<locked>>
81%
40292
63%
**49
94%
Rottweil R 905
<<locked>>
81%
38174
60%
**53
95%
Rottweil R 907
<<locked>>
81%
49516
78%
**17
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
47326
74%
**35
99%
Shooters World Long Rifle
<<locked>>
81%
48196
76%
**97
100%
Somchem S355
<<locked>>
81%
53432
84%
**86
100%
[Somchem S361]*
<<locked>>
81%
41176
65%
**40
93%
Somchem S365
<<locked>>
81%
42612
67%
**58
100%
Somchem S385
<<locked>>
81%
38812
61%
**33
96%
Vihtavuori N135
<<locked>>
81%
51851
81%
**71
100%
Vihtavuori N150
<<locked>>
81%
45934
72%
**12
100%
Vihtavuori N160
<<locked>>
81%
49081
77%
**27
100%
[Vihtavuori N165]*
<<locked>>
81%
32648
51%
**75
93%
Vihtavuori N550
<<locked>>
81%
49821
78%
**72
100%
Vihtavuori N555
<<locked>>
81%
37275
58%
**43
99%
[Vihtavuori N560]*
<<locked>>
81%
34708
54%
**07
90%
[Vihtavuori N565]*
<<locked>>
84%
33475
52%
**61
90%
[Vihtavuori N568]*
<<locked>>
92%
37826
59%
**12
90%
Winchester 6.5 StaBALL
<<locked>>
81%
46441
73%
**54
100%
Winchester 760
<<locked>>
81%
52431
82%
**45
99%
Winchester StaBALL HD
<<locked>>
81%
28427
45%
**57
99%

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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