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Load data for 7 x 66 SE v. Hofe + .284 | 157gr | CutEdge MTAC

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Rottweil R 905

7 x 66 SE v. Hofe + .284 | 157gr | CutEdge MTAC

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 157gr | CutEdge MTAC
Manufacturer SKU:
MTAC J08
Bullet Weight:
157gr | 10.2g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.468" | 37.3mm
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:
0.809" | 20.5mm
Shank Seated Depth:
0.594" | 15.1mm
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_B8462_C1097
Last updated:
2025-01-01
Recommended Twist Rate:
1:9 - 1:8

Load data for 126 loads in caliber 7 x 66 SE v. Hofe with .284 | 157gr | CutEdge MTAC bullet and 63 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Rottweil R 905. 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>>
91%
56971
89%
**79
100%
ADI AR 2213
<<locked>>
95%
57130
90%
**18
99%
ADI AR 2217
<<locked>>
97%
44875
70%
**02
97%
ADI AR 2225
<<locked>>
97%
39537
62%
**40
98%
Accurate 3100
<<locked>>
95%
56869
89%
**20
100%
Accurate 4350
<<locked>>
86%
56623
89%
**36
100%
Accurate MAGPRO
<<locked>>
95%
57334
90%
**41
98%
Alliant Reloder-16
<<locked>>
87%
56898
89%
**82
100%
Alliant Reloder-19 👍
<<locked>>
92%
56898
89%
**79
100%
Alliant Reloder-22 👍
<<locked>>
95%
56913
89%
**15
100%
Alliant Reloder-23
<<locked>>
96%
56739
89%
**56
100%
Alliant Reloder-25
<<locked>>
97%
50488
79%
**36
100%
Alliant Reloder-26
<<locked>>
92%
57363
90%
**51
100%
Hodgdon H1000
<<locked>>
97%
44875
70%
**02
97%
Hodgdon H4350
<<locked>>
90%
57246
90%
**20
100%
Hodgdon H4831
<<locked>>
97%
56478
89%
**53
98%
Hodgdon H4831 SC
<<locked>>
93%
57290
90%
**69
98%
Hodgdon Hybrid 100V
<<locked>>
89%
56840
89%
**94
100%
Hodgdon LVR
<<locked>>
85%
56782
89%
**36
100%
Hodgdon Retumbo
<<locked>>
97%
39537
62%
**40
98%
Hodgdon Superperformance
<<locked>>
85%
57116
89%
**95
100%
Hodgdon TrailBoss
<<locked>>
96%
35143
55%
**01
100%
IMR 4166 Enduron
<<locked>>
83%
57421
90%
**87
100%
IMR 4350
<<locked>>
88%
56724
89%
**13
100%
IMR 4451 Enduron
<<locked>>
84%
57290
90%
**07
100%
IMR 4831
<<locked>>
91%
56797
89%
**17
100%
IMR 4955 Enduron
<<locked>>
94%
57116
90%
**36
99%
IMR 7828 SSC
<<locked>>
94%
56855
89%
**31
99%
[IMR 8133 Enduron]*
<<locked>>
97%
35505
56%
**38
93%
Lovex S065
<<locked>>
86%
57145
90%
**97
100%
Lovex S070
<<locked>>
86%
56681
89%
**10
100%
Lovex S071
<<locked>>
97%
51097
80%
**28
100%
Norma 204
<<locked>>
87%
56811
89%
**56
99%
Norma 217
<<locked>>
97%
35766
56%
**74
96%
Norma MRP 👍
<<locked>>
93%
57406
90%
**48
100%
Norma URP
<<locked>>
87%
57000
89%
**43
100%
Ramshot Hunter
<<locked>>
87%
56971
89%
**69
100%
Ramshot Magnum
<<locked>>
95%
57043
89%
**99
100%
ReloadSwiss RS 14
<<locked>>
97%
36274
57%
**50
100%
ReloadSwiss RS 60
<<locked>>
84%
56898
89%
**89
100%
ReloadSwiss RS 62
<<locked>>
86%
57377
90%
**66
100%
ReloadSwiss RS 70
<<locked>>
87%
57377
90%
**12
100%
ReloadSwiss RS 76
<<locked>>
97%
49748
78%
**92
100%
ReloadSwiss RS 80
<<locked>>
97%
45107
71%
**71
96%
Rottweil R 904
<<locked>>
91%
56768
89%
**27
99%
Rottweil R 905 👍
<<locked>>
92%
56492
89%
**63
100%
Rottweil R 907
<<locked>>
85%
57029
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
57058
89%
**58
100%
Shooters World Long Rifle
<<locked>>
86%
57145
90%
**97
100%
Somchem S361
<<locked>>
90%
57072
89%
**00
98%
Somchem S365
<<locked>>
88%
56811
89%
**33
100%
Somchem S385
<<locked>>
92%
56942
89%
**36
100%
Vihtavuori N135
<<locked>>
83%
57087
89%
**85
100%
Vihtavuori N150
<<locked>>
87%
56985
89%
**35
100%
Vihtavuori N160
<<locked>>
85%
57087
89%
**07
100%
Vihtavuori N165
<<locked>>
97%
56782
89%
**23
100%
Vihtavuori N550
<<locked>>
84%
56956
89%
**36
100%
Vihtavuori N555
<<locked>>
93%
57058
89%
**63
100%
Vihtavuori N560
<<locked>>
94%
57000
89%
**45
99%
Vihtavuori N565
<<locked>>
97%
52866
83%
**53
98%
Vihtavuori N568
<<locked>>
97%
46093
72%
**71
95%
Winchester 6.5 StaBALL
<<locked>>
86%
56869
89%
**71
100%
Winchester StaBALL HD
<<locked>>
97%
56275
88%
**64
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
39871
62%
**61
96%
[ADI AR 2213]*
<<locked>>
81%
35636
56%
**82
93%
[ADI AR 2217]*
<<locked>>
86%
30980
49%
**48
90%
[ADI AR 2225]*
<<locked>>
84%
26223
41%
**46
90%
Accurate 3100
<<locked>>
81%
35273
55%
**23
97%
Accurate 4350
<<locked>>
81%
47630
75%
**89
100%
[Accurate MAGPRO]*
<<locked>>
81%
34838
55%
**79
90%
Alliant Reloder-16
<<locked>>
81%
45890
72%
**99
100%
Alliant Reloder-19
<<locked>>
81%
39813
62%
**54
96%
Alliant Reloder-22
<<locked>>
81%
35592
56%
**95
95%
Alliant Reloder-23
<<locked>>
81%
34171
54%
**59
100%
Alliant Reloder-25
<<locked>>
81%
29573
46%
**61
96%
Alliant Reloder-26
<<locked>>
81%
37753
59%
**03
99%
[Hodgdon H1000]*
<<locked>>
86%
30980
49%
**48
90%
Hodgdon H4350
<<locked>>
81%
43787
69%
**84
98%
[Hodgdon H4831]*
<<locked>>
81%
33359
52%
**80
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
37463
59%
**85
93%
Hodgdon Hybrid 100V
<<locked>>
81%
43410
68%
**84
100%
Hodgdon LVR
<<locked>>
81%
50212
79%
**35
100%
[Hodgdon Retumbo]*
<<locked>>
84%
26223
41%
**46
90%
Hodgdon Superperformance
<<locked>>
81%
49734
78%
**74
99%
Hodgdon TrailBoss
<<locked>>
81%
28311
44%
**54
100%
IMR 4166 Enduron
<<locked>>
81%
53795
84%
**35
100%
IMR 4350
<<locked>>
81%
45818
72%
**26
99%
IMR 4451 Enduron
<<locked>>
81%
52199
82%
**31
100%
IMR 4831
<<locked>>
81%
41162
65%
**54
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37579
59%
**56
94%
[IMR 7828 SSC]*
<<locked>>
81%
36347
57%
**18
93%
[IMR 8133 Enduron]*
<<locked>>
92%
30429
48%
**90
90%
Lovex S065
<<locked>>
81%
49371
77%
**69
100%
Lovex S070
<<locked>>
81%
47659
75%
**62
99%
Lovex S071
<<locked>>
81%
30240
47%
**98
96%
Norma 204
<<locked>>
81%
46064
72%
**72
98%
[Norma 217]*
<<locked>>
88%
26513
42%
**92
90%
Norma MRP
<<locked>>
81%
37188
58%
**61
97%
Norma URP
<<locked>>
81%
46862
73%
**82
100%
Ramshot Hunter
<<locked>>
81%
45788
72%
**82
100%
[Ramshot Magnum]*
<<locked>>
81%
32721
51%
**16
94%
ReloadSwiss RS 14
<<locked>>
81%
28819
45%
**93
100%
ReloadSwiss RS 60
<<locked>>
81%
51445
81%
**10
100%
ReloadSwiss RS 62
<<locked>>
81%
48008
75%
**12
100%
ReloadSwiss RS 70
<<locked>>
81%
46224
72%
**35
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
27847
44%
**31
92%
[ReloadSwiss RS 80]*
<<locked>>
89%
33257
52%
**85
90%
Rottweil R 904
<<locked>>
81%
41423
65%
**48
96%
Rottweil R 905
<<locked>>
81%
39088
61%
**38
96%
Rottweil R 907
<<locked>>
81%
50473
79%
**02
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48254
76%
**23
99%
Shooters World Long Rifle
<<locked>>
81%
49371
77%
**69
100%
Somchem S361
<<locked>>
81%
42032
66%
**31
95%
Somchem S365
<<locked>>
81%
43816
69%
**30
100%
Somchem S385
<<locked>>
81%
39784
62%
**25
97%
Vihtavuori N135
<<locked>>
81%
53171
83%
**36
100%
Vihtavuori N150
<<locked>>
81%
47007
74%
**84
100%
Vihtavuori N160
<<locked>>
81%
50502
79%
**08
100%
Vihtavuori N165
<<locked>>
81%
33228
52%
**70
95%
Vihtavuori N550
<<locked>>
81%
51140
80%
**51
100%
Vihtavuori N555
<<locked>>
81%
38363
60%
**35
100%
[Vihtavuori N560]*
<<locked>>
81%
35723
56%
**12
93%
[Vihtavuori N565]*
<<locked>>
81%
30748
48%
**64
90%
[Vihtavuori N568]*
<<locked>>
89%
34693
54%
**08
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47718
75%
**30
100%
Winchester StaBALL HD
<<locked>>
81%
29921
47%
**66
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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