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

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

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

Load Specifications

Bullet:
.284 | 140gr | Barnes TTSX BT
Manufacturer SKU:
30300
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.362" | 34.6mm
Caliber:
7 x 66 SE v. Hofe
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_B563_C1097

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 142 loads in caliber 7 x 66 SE v. Hofe with .284 | 140gr | Barnes TTSX BT bullet and 71 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 11.4 fps

  • .

    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 2209
<<locked>>
93%
56927
89%
**30
99%
ADI AR 2213
<<locked>>
96%
57377
90%
**76
98%
ADI AR 2217
<<locked>>
97%
42830
67%
**74
95%
ADI AR 2225
<<locked>>
97%
38072
60%
**15
96%
Accurate 2700
<<locked>>
84%
57261
90%
**09
99%
Accurate 3100 👍
<<locked>>
96%
56913
89%
**71
100%
Accurate 4350
<<locked>>
88%
57145
90%
**97
100%
Accurate MAGPRO
<<locked>>
96%
56913
89%
**76
96%
Alliant Reloder-16
<<locked>>
89%
56710
89%
**30
100%
Alliant Reloder-17
<<locked>>
84%
57145
90%
**36
100%
Alliant Reloder-19
<<locked>>
93%
57058
89%
**30
99%
Alliant Reloder-22
<<locked>>
96%
56956
89%
**59
99%
Alliant Reloder-23
<<locked>>
97%
55303
87%
**00
100%
Alliant Reloder-25
<<locked>>
97%
47456
74%
**25
100%
Alliant Reloder-26 👍
<<locked>>
93%
56449
88%
**99
100%
Hodgdon H1000
<<locked>>
97%
42830
67%
**74
95%
Hodgdon H414
<<locked>>
84%
57435
90%
**17
100%
Hodgdon H4350
<<locked>>
91%
57334
90%
**68
99%
Hodgdon H4831
<<locked>>
97%
53461
84%
**41
97%
Hodgdon H4831 SC
<<locked>>
95%
56942
89%
**00
97%
Hodgdon Hybrid 100V
<<locked>>
91%
56840
89%
**45
100%
Hodgdon LVR
<<locked>>
86%
57435
90%
**00
100%
Hodgdon Retumbo
<<locked>>
97%
38072
60%
**15
96%
Hodgdon Superperformance
<<locked>>
86%
57014
89%
**46
100%
Hodgdon VARGET
<<locked>>
83%
57203
90%
**35
100%
Hodgdon TrailBoss
<<locked>>
97%
35505
56%
**13
100%
IMR 4064
<<locked>>
83%
56797
89%
**22
100%
IMR 4166 Enduron
<<locked>>
84%
57348
90%
**38
100%
IMR 4350
<<locked>>
89%
57319
90%
**64
99%
IMR 4451 Enduron
<<locked>>
85%
56898
89%
**48
100%
IMR 4831
<<locked>>
93%
56840
89%
**74
100%
IMR 4955 Enduron
<<locked>>
96%
57058
89%
**71
98%
IMR 7828 SSC
<<locked>>
95%
57319
90%
**86
98%
Lovex S065
<<locked>>
87%
56985
89%
**35
100%
Lovex S070
<<locked>>
88%
56884
89%
**68
100%
Lovex S071
<<locked>>
97%
48849
77%
**33
99%
Norma 204
<<locked>>
89%
56956
89%
**07
99%
[Norma 217]*
<<locked>>
97%
33837
53%
**30
94%
Norma MRP 👍
<<locked>>
94%
56826
89%
**79
100%
Norma URP
<<locked>>
88%
57058
89%
**94
100%
Ramshot Hunter
<<locked>>
89%
57043
89%
**17
100%
Ramshot Magnum
<<locked>>
97%
56898
89%
**46
100%
ReloadSwiss RS 14
<<locked>>
96%
35940
56%
**52
100%
ReloadSwiss RS 60
<<locked>>
85%
56724
89%
**46
100%
ReloadSwiss RS 62
<<locked>>
87%
56782
89%
**07
100%
ReloadSwiss RS 70
<<locked>>
88%
57203
90%
**69
100%
ReloadSwiss RS 76
<<locked>>
97%
47065
74%
**68
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41887
66%
**23
93%
Rottweil R 903
<<locked>>
83%
57043
89%
**35
100%
Rottweil R 904
<<locked>>
92%
56797
89%
**68
98%
Rottweil R 905
<<locked>>
94%
57392
90%
**23
99%
Rottweil R 907
<<locked>>
86%
56840
89%
**48
99%
SNPE Vectan Tubal 5000
<<locked>>
84%
57392
90%
**17
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56942
89%
**99
100%
Shooters World Long Rifle
<<locked>>
87%
56985
89%
**35
100%
Somchem S355
<<locked>>
83%
56942
89%
**35
100%
Somchem S361
<<locked>>
91%
57305
90%
**41
97%
Somchem S365
<<locked>>
90%
56898
89%
**94
100%
Somchem S385 👍
<<locked>>
93%
56695
89%
**77
99%
Vihtavuori N135
<<locked>>
85%
57145
90%
**49
100%
Vihtavuori N150
<<locked>>
88%
56797
89%
**82
100%
Vihtavuori N160
<<locked>>
86%
56811
89%
**51
100%
Vihtavuori N165
<<locked>>
97%
54099
85%
**18
99%
Vihtavuori N550
<<locked>>
86%
57058
89%
**97
100%
Vihtavuori N555
<<locked>>
94%
56637
89%
**17
100%
Vihtavuori N560
<<locked>>
96%
56942
89%
**86
98%
Vihtavuori N565
<<locked>>
97%
50314
79%
**48
97%
[Vihtavuori N568]*
<<locked>>
97%
43642
68%
**43
93%
Winchester 6.5 StaBALL
<<locked>>
87%
57029
89%
**18
100%
Winchester 760
<<locked>>
84%
57435
90%
**17
100%
Winchester StaBALL HD 👍
<<locked>>
97%
52417
82%
**73
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
38203
60%
**53
94%
[ADI AR 2213]*
<<locked>>
81%
34040
53%
**61
90%
[ADI AR 2217]*
<<locked>>
90%
34418
54%
**51
90%
[ADI AR 2225]*
<<locked>>
88%
28514
45%
**26
90%
Accurate 2700
<<locked>>
81%
52243
82%
**23
99%
Accurate 3100
<<locked>>
81%
33953
53%
**15
96%
Accurate 4350
<<locked>>
81%
45730
72%
**94
100%
[Accurate MAGPRO]*
<<locked>>
86%
38609
60%
**02
90%
Alliant Reloder-16
<<locked>>
81%
43598
68%
**97
100%
Alliant Reloder-17
<<locked>>
81%
50560
79%
**31
100%
[Alliant Reloder-19]*
<<locked>>
81%
38159
60%
**53
94%
[Alliant Reloder-22]*
<<locked>>
81%
33881
53%
**71
92%
Alliant Reloder-23
<<locked>>
81%
32532
51%
**48
99%
[Alliant Reloder-25]*
<<locked>>
81%
28485
45%
**36
93%
Alliant Reloder-26
<<locked>>
81%
35636
56%
**85
98%
[Hodgdon H1000]*
<<locked>>
90%
34418
54%
**51
90%
Hodgdon H414
<<locked>>
81%
51692
81%
**25
99%
Hodgdon H4350
<<locked>>
81%
41785
65%
**82
97%
[Hodgdon H4831]*
<<locked>>
84%
34925
55%
**41
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35665
56%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
41321
65%
**85
100%
Hodgdon LVR
<<locked>>
81%
48269
76%
**49
100%
[Hodgdon Retumbo]*
<<locked>>
88%
28514
45%
**26
90%
Hodgdon Superperformance
<<locked>>
81%
47021
74%
**72
98%
Hodgdon VARGET
<<locked>>
81%
53664
84%
**86
100%
Hodgdon TrailBoss
<<locked>>
81%
28210
44%
**52
100%
IMR 4064
<<locked>>
81%
53026
83%
**66
100%
IMR 4166 Enduron
<<locked>>
81%
51721
81%
**40
99%
IMR 4350
<<locked>>
81%
44106
69%
**31
97%
IMR 4451 Enduron
<<locked>>
81%
50082
78%
**33
99%
IMR 4831
<<locked>>
81%
39450
62%
**53
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36042
56%
**41
91%
[IMR 7828 SSC]*
<<locked>>
81%
34853
55%
**97
91%
Lovex S065
<<locked>>
81%
47485
74%
**74
99%
Lovex S070
<<locked>>
81%
45716
72%
**61
98%
[Lovex S071]*
<<locked>>
81%
29008
45%
**77
93%
Norma 204
<<locked>>
81%
44077
69%
**67
96%
[Norma 217]*
<<locked>>
92%
29095
46%
**75
90%
Norma MRP
<<locked>>
81%
35331
55%
**46
95%
Norma URP
<<locked>>
81%
44643
70%
**77
100%
Ramshot Hunter
<<locked>>
81%
43671
68%
**67
98%
[Ramshot Magnum]*
<<locked>>
81%
31212
49%
**85
92%
ReloadSwiss RS 14
<<locked>>
81%
28674
45%
**88
100%
ReloadSwiss RS 60
<<locked>>
81%
48689
76%
**22
100%
ReloadSwiss RS 62
<<locked>>
81%
45614
71%
**13
100%
ReloadSwiss RS 70
<<locked>>
81%
43918
69%
**30
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
29370
46%
**79
90%
[ReloadSwiss RS 80]*
<<locked>>
93%
37086
58%
**92
90%
Rottweil R 903
<<locked>>
81%
52750
83%
**69
100%
[Rottweil R 904]*
<<locked>>
81%
39436
62%
**26
93%
[Rottweil R 905]*
<<locked>>
81%
37405
59%
**33
94%
Rottweil R 907
<<locked>>
81%
48588
76%
**04
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
52939
83%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46746
73%
**25
98%
Shooters World Long Rifle
<<locked>>
81%
47485
74%
**74
99%
Somchem S355
<<locked>>
81%
52634
82%
**63
100%
[Somchem S361]*
<<locked>>
81%
40350
63%
**17
93%
Somchem S365
<<locked>>
81%
41684
65%
**41
100%
Somchem S385
<<locked>>
81%
38000
60%
**17
96%
Vihtavuori N135
<<locked>>
81%
51213
80%
**58
100%
Vihtavuori N150
<<locked>>
81%
45121
71%
**99
100%
Vihtavuori N160
<<locked>>
81%
48283
76%
**17
100%
[Vihtavuori N165]*
<<locked>>
81%
31691
50%
**39
92%
Vihtavuori N550
<<locked>>
81%
48675
76%
**59
100%
Vihtavuori N555
<<locked>>
81%
36521
57%
**26
99%
[Vihtavuori N560]*
<<locked>>
82%
34795
55%
**07
90%
[Vihtavuori N565]*
<<locked>>
85%
33649
53%
**67
90%
[Vihtavuori N568]*
<<locked>>
93%
38174
60%
**15
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45484
71%
**35
100%
Winchester 760
<<locked>>
81%
51692
81%
**25
99%
Winchester StaBALL HD
<<locked>>
81%
27746
43%
**35
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.

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