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Load data for 7 x 66 SE v. Hofe + .284 | 139gr | RWS TMR

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, Norma MRP, Rottweil R 905

7 x 66 SE v. Hofe + .284 | 139gr | RWS TMR

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 139gr | RWS TMR
Bullet Weight:
139gr | 9.0g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
0.944" | 24.0mm
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:
0.285" | 7.2mm
Shank Seated Depth:
0.285" | 7.2mm
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_B5401_C1097
Last updated:
2025-01-01

Load data for 120 loads in caliber 7 x 66 SE v. Hofe with .284 | 139gr | RWS TMR bullet and 60 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, 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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    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>>
91%
56898
89%
**50
99%
ADI AR 2213
<<locked>>
94%
56956
89%
**82
98%
ADI AR 2217
<<locked>>
97%
45977
72%
**66
96%
ADI AR 2225
<<locked>>
97%
41437
65%
**20
98%
Accurate 3100
<<locked>>
94%
57319
90%
**97
100%
Accurate 4350
<<locked>>
85%
57043
89%
**07
100%
Accurate MAGPRO
<<locked>>
94%
56942
89%
**89
97%
Alliant Reloder-16
<<locked>>
87%
57363
90%
**56
100%
Alliant Reloder-19 👍
<<locked>>
91%
56797
89%
**46
99%
Alliant Reloder-22
<<locked>>
94%
57058
89%
**82
99%
Alliant Reloder-23
<<locked>>
95%
56898
89%
**30
100%
Alliant Reloder-25 👍
<<locked>>
97%
52025
82%
**20
100%
Alliant Reloder-26
<<locked>>
91%
57145
90%
**15
100%
Hodgdon H1000
<<locked>>
97%
45977
72%
**66
96%
Hodgdon H4350
<<locked>>
89%
57217
90%
**87
100%
Hodgdon H4831
<<locked>>
96%
57145
90%
**33
98%
Hodgdon H4831 SC
<<locked>>
93%
57377
90%
**30
98%
Hodgdon Hybrid 100V
<<locked>>
88%
56826
89%
**61
100%
Hodgdon LVR
<<locked>>
84%
57087
89%
**14
100%
Hodgdon Retumbo
<<locked>>
97%
41437
65%
**20
98%
Hodgdon Superperformance
<<locked>>
84%
56695
89%
**63
100%
Hodgdon TrailBoss
<<locked>>
97%
35563
56%
**49
100%
IMR 4350
<<locked>>
87%
57232
90%
**87
100%
IMR 4451 Enduron
<<locked>>
83%
57174
90%
**74
100%
IMR 4831
<<locked>>
90%
56739
89%
**87
100%
IMR 4955 Enduron
<<locked>>
93%
56782
89%
**84
98%
IMR 7828 SSC
<<locked>>
93%
57261
90%
**96
98%
[IMR 8133 Enduron]*
<<locked>>
97%
37492
59%
**12
93%
Lovex S065
<<locked>>
85%
57232
90%
**64
100%
Lovex S070
<<locked>>
86%
57174
90%
**91
100%
Lovex S071
<<locked>>
97%
52823
83%
**15
100%
Norma 204
<<locked>>
87%
57305
90%
**33
99%
Norma 217
<<locked>>
97%
37202
58%
**35
96%
Norma MRP 👍
<<locked>>
92%
56536
89%
**92
100%
Norma URP
<<locked>>
86%
57435
90%
**27
100%
Ramshot Hunter
<<locked>>
87%
56826
89%
**36
100%
Ramshot Magnum
<<locked>>
94%
57232
90%
**59
100%
ReloadSwiss RS 14
<<locked>>
96%
36303
57%
**95
100%
ReloadSwiss RS 62
<<locked>>
85%
57348
90%
**36
100%
ReloadSwiss RS 70
<<locked>>
86%
57261
90%
**89
100%
ReloadSwiss RS 76
<<locked>>
97%
51953
81%
**82
100%
ReloadSwiss RS 80
<<locked>>
97%
46789
73%
**38
95%
Rottweil R 904
<<locked>>
90%
57203
90%
**04
98%
Rottweil R 905 👍
<<locked>>
91%
57246
90%
**46
99%
Rottweil R 907
<<locked>>
84%
57101
89%
**81
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56898
89%
**28
100%
Shooters World Long Rifle
<<locked>>
85%
57232
90%
**64
100%
Somchem S361
<<locked>>
89%
57145
90%
**64
98%
Somchem S365
<<locked>>
88%
57363
90%
**14
100%
Somchem S385
<<locked>>
91%
56768
89%
**94
100%
Vihtavuori N150
<<locked>>
86%
56942
89%
**12
100%
Vihtavuori N160
<<locked>>
84%
57305
90%
**84
100%
Vihtavuori N165
<<locked>>
96%
57217
90%
**91
99%
Vihtavuori N550
<<locked>>
84%
57101
89%
**17
100%
Vihtavuori N555
<<locked>>
92%
57000
89%
**23
100%
Vihtavuori N560
<<locked>>
94%
56840
89%
**05
98%
Vihtavuori N565
<<locked>>
97%
55114
86%
**43
98%
Vihtavuori N568
<<locked>>
97%
48211
76%
**58
95%
Winchester 6.5 StaBALL
<<locked>>
85%
57101
89%
**41
100%
Winchester StaBALL HD
<<locked>>
96%
56536
89%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41162
64%
**41
96%
[ADI AR 2213]*
<<locked>>
81%
36782
58%
**53
92%
[ADI AR 2217]*
<<locked>>
87%
33417
52%
**51
90%
[ADI AR 2225]*
<<locked>>
85%
27992
44%
**16
90%
Accurate 3100
<<locked>>
81%
36941
58%
**00
97%
Accurate 4350
<<locked>>
81%
49400
77%
**82
100%
[Accurate MAGPRO]*
<<locked>>
82%
37753
59%
**89
90%
Alliant Reloder-16
<<locked>>
81%
47282
74%
**86
100%
Alliant Reloder-19
<<locked>>
81%
41104
64%
**35
96%
[Alliant Reloder-22]*
<<locked>>
81%
36883
58%
**69
94%
Alliant Reloder-23
<<locked>>
81%
35491
56%
**30
99%
Alliant Reloder-25
<<locked>>
81%
30879
48%
**25
95%
Alliant Reloder-26
<<locked>>
81%
39189
61%
**74
99%
[Hodgdon H1000]*
<<locked>>
87%
33417
52%
**51
90%
Hodgdon H4350
<<locked>>
81%
44889
70%
**58
98%
[Hodgdon H4831]*
<<locked>>
81%
34592
54%
**48
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38682
61%
**56
92%
Hodgdon Hybrid 100V
<<locked>>
81%
44541
70%
**58
100%
Hodgdon LVR
<<locked>>
81%
51735
81%
**22
100%
[Hodgdon Retumbo]*
<<locked>>
85%
27992
44%
**16
90%
Hodgdon Superperformance
<<locked>>
81%
51242
80%
**64
99%
Hodgdon TrailBoss
<<locked>>
81%
28268
44%
**81
100%
IMR 4350
<<locked>>
81%
47152
74%
**07
98%
IMR 4451 Enduron
<<locked>>
81%
53258
83%
**09
99%
IMR 4831
<<locked>>
81%
42612
67%
**35
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38464
60%
**17
93%
[IMR 7828 SSC]*
<<locked>>
81%
37710
59%
**85
93%
[IMR 8133 Enduron]*
<<locked>>
93%
32547
51%
**71
90%
Lovex S065
<<locked>>
81%
50705
79%
**63
100%
Lovex S070
<<locked>>
81%
48965
77%
**40
99%
Lovex S071
<<locked>>
81%
31850
50%
**59
95%
Norma 204
<<locked>>
81%
47355
74%
**49
97%
[Norma 217]*
<<locked>>
89%
28413
45%
**62
90%
Norma MRP
<<locked>>
81%
38769
61%
**38
97%
Norma URP
<<locked>>
81%
48167
75%
**59
100%
Ramshot Hunter
<<locked>>
81%
47297
74%
**66
99%
[Ramshot Magnum]*
<<locked>>
81%
34156
54%
**84
94%
ReloadSwiss RS 14
<<locked>>
81%
28979
45%
**27
100%
ReloadSwiss RS 62
<<locked>>
81%
49414
77%
**02
100%
ReloadSwiss RS 70
<<locked>>
81%
47747
75%
**28
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29211
46%
**92
91%
[ReloadSwiss RS 80]*
<<locked>>
90%
35998
56%
**79
90%
Rottweil R 904
<<locked>>
81%
42424
66%
**15
95%
Rottweil R 905
<<locked>>
81%
40553
64%
**12
96%
Rottweil R 907
<<locked>>
81%
51895
81%
**86
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49647
78%
**07
99%
Shooters World Long Rifle
<<locked>>
81%
50705
79%
**63
100%
[Somchem S361]*
<<locked>>
81%
43352
68%
**02
94%
Somchem S365
<<locked>>
81%
45411
71%
**20
100%
Somchem S385
<<locked>>
81%
41176
65%
**99
97%
Vihtavuori N150
<<locked>>
81%
48428
76%
**71
100%
Vihtavuori N160
<<locked>>
81%
51953
81%
**95
100%
[Vihtavuori N165]*
<<locked>>
81%
34461
54%
**31
94%
Vihtavuori N550
<<locked>>
81%
52359
82%
**38
100%
Vihtavuori N555
<<locked>>
81%
39798
62%
**18
99%
[Vihtavuori N560]*
<<locked>>
81%
36883
58%
**79
92%
[Vihtavuori N565]*
<<locked>>
82%
33170
52%
**57
90%
[Vihtavuori N568]*
<<locked>>
90%
37318
58%
**99
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49269
77%
**13
100%
Winchester StaBALL HD
<<locked>>
81%
31604
50%
**43
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.

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