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Load data for 7 x 66 SE v. Hofe + .284 | 105gr | AERO SOSR,- smax:14.20

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550

7 x 66 SE v. Hofe + .284 | 105gr | AERO SOSR,- smax:14.20

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 105gr | AERO SOSR,- smax:14.20
Bullet Weight:
105gr | 6.8g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.114" | 28.3mm
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:
0.455" | 11.5mm
Shank Seated Depth:
0.455" | 11.5mm
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_B45_C1097
Last updated:
2025-01-01

Load data for 160 loads in caliber 7 x 66 SE v. Hofe with .284 | 105gr | AERO SOSR,- smax:14.20 bullet and 80 powders such as Accurate 4350, Alliant Reloder-16, ReloadSwiss RS 62, Somchem S365, Vihtavuori N550. 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>>
88%
57377
90%
**35
100%
ADI AR 2209
<<locked>>
97%
53693
84%
**42
96%
[ADI AR 2213]*
<<locked>>
97%
48066
75%
**27
92%
Accurate 2700
<<locked>>
89%
57334
90%
**69
97%
Accurate 3100
<<locked>>
97%
46412
73%
**38
97%
Accurate 4064
<<locked>>
86%
57130
90%
**19
100%
Accurate 4350 👍
<<locked>>
94%
57435
90%
**88
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
56956
89%
**55
100%
Alliant Reloder-15
<<locked>>
85%
57276
90%
**78
100%
Alliant Reloder-16 👍
<<locked>>
95%
57319
90%
**50
100%
Alliant Reloder-17
<<locked>>
90%
56753
89%
**43
100%
Alliant Reloder-19
<<locked>>
97%
52866
83%
**19
96%
[Alliant Reloder-22]*
<<locked>>
97%
46949
74%
**37
94%
Alliant Reloder-23
<<locked>>
97%
43845
69%
**68
99%
Alliant Reloder-25
<<locked>>
97%
38450
60%
**43
95%
Alliant Reloder-26
<<locked>>
97%
51082
80%
**88
99%
Hodgdon CFE223
<<locked>>
85%
57305
90%
**88
100%
Hodgdon H380
<<locked>>
86%
56753
89%
**45
99%
Hodgdon H414
<<locked>>
89%
56971
89%
**04
98%
Hodgdon H4350
<<locked>>
96%
56985
89%
**45
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
50589
79%
**30
92%
Hodgdon Hybrid 100V
<<locked>>
97%
56942
89%
**55
100%
Hodgdon LVR
<<locked>>
92%
56811
89%
**81
99%
Hodgdon Superperformance
<<locked>>
92%
57217
90%
**33
98%
Hodgdon VARGET
<<locked>>
88%
57377
90%
**35
100%
Hodgdon TrailBoss
<<locked>>
96%
34113
53%
**85
100%
IMR 3031
<<locked>>
85%
57203
90%
**42
100%
IMR 4064
<<locked>>
88%
57058
89%
**28
100%
IMR 4166 Enduron
<<locked>>
89%
57217
90%
**19
98%
IMR 4350
<<locked>>
94%
57000
89%
**45
98%
IMR 4451 Enduron
<<locked>>
90%
57072
89%
**38
98%
IMR 4831
<<locked>>
97%
53780
84%
**15
99%
IMR 4895
<<locked>>
85%
57261
90%
**88
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49676
78%
**84
93%
[IMR 7828 SSC]*
<<locked>>
97%
49603
78%
**86
93%
Lovex S062
<<locked>>
86%
56637
89%
**09
100%
Lovex S065
<<locked>>
92%
57043
89%
**32
99%
Lovex S070
<<locked>>
93%
56681
89%
**35
98%
[Lovex S071]*
<<locked>>
97%
38348
60%
**48
94%
Norma 201
<<locked>>
83%
57116
90%
**15
100%
Norma 203B
<<locked>>
86%
57334
90%
**61
100%
Norma 204
<<locked>>
94%
56942
89%
**78
96%
Norma MRP
<<locked>>
97%
49719
78%
**35
97%
Norma URP
<<locked>>
94%
56956
89%
**88
100%
Ramshot Big Game
<<locked>>
85%
57203
90%
**74
100%
Ramshot Hunter
<<locked>>
95%
57043
89%
**10
99%
[Ramshot Magnum]*
<<locked>>
97%
45643
72%
**68
94%
ReloadSwiss RS 14
<<locked>>
97%
34940
55%
**38
100%
ReloadSwiss RS 50
<<locked>>
87%
57421
90%
**38
99%
ReloadSwiss RS 52
<<locked>>
85%
57174
90%
**74
100%
ReloadSwiss RS 60
<<locked>>
91%
57029
89%
**79
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
57261
90%
**14
100%
ReloadSwiss RS 70
<<locked>>
94%
57130
90%
**53
100%
Rottweil R 902
<<locked>>
85%
57101
89%
**06
100%
Rottweil R 903
<<locked>>
89%
56869
89%
**42
100%
Rottweil R 904
<<locked>>
97%
55564
87%
**15
95%
Rottweil R 905
<<locked>>
97%
52040
82%
**06
96%
Rottweil R 907
<<locked>>
91%
56724
89%
**19
97%
SNPE Vectan SP 11
<<locked>>
88%
56985
89%
**84
100%
SNPE Vectan SP 9
<<locked>>
83%
56869
89%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57421
90%
**14
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57334
90%
**83
98%
Shooters World Long Rifle
<<locked>>
92%
57043
89%
**32
99%
Shooters World Precision
<<locked>>
86%
56637
89%
**09
100%
Somchem S355
<<locked>>
89%
57276
90%
**42
100%
[Somchem S361]*
<<locked>>
96%
57130
90%
**86
94%
Somchem S365 👍
<<locked>>
96%
57087
89%
**14
100%
Somchem S385
<<locked>>
97%
52765
83%
**76
97%
Vihtavuori N133
<<locked>>
85%
57188
90%
**10
100%
Vihtavuori N135
<<locked>>
90%
56681
89%
**50
100%
Vihtavuori N140
<<locked>>
85%
57261
90%
**69
100%
Vihtavuori N150
<<locked>>
94%
56724
89%
**96
100%
Vihtavuori N160
<<locked>>
91%
56942
89%
**42
100%
[Vihtavuori N165]*
<<locked>>
97%
43700
68%
**73
94%
Vihtavuori N540
<<locked>>
85%
57290
90%
**99
100%
Vihtavuori N550 👍
<<locked>>
91%
57392
90%
**91
100%
Vihtavuori N555
<<locked>>
97%
49574
78%
**83
99%
Winchester 6.5 StaBALL
<<locked>>
93%
56840
89%
**02
100%
Winchester 760
<<locked>>
89%
56971
89%
**04
98%
Winchester StaBALL HD
<<locked>>
97%
38464
60%
**04
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46021
72%
**28
99%
[ADI AR 2209]*
<<locked>>
87%
39073
61%
**97
90%
[ADI AR 2213]*
<<locked>>
94%
43830
69%
**32
90%
[Accurate 2700]*
<<locked>>
81%
44280
69%
**14
94%
[Accurate 3100]*
<<locked>>
85%
30748
48%
**38
90%
Accurate 4064
<<locked>>
81%
47950
75%
**45
100%
Accurate 4350
<<locked>>
81%
36434
57%
**41
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
46180
72%
**45
100%
Alliant Reloder-15
<<locked>>
81%
49617
78%
**33
99%
Alliant Reloder-16
<<locked>>
81%
35737
56%
**61
95%
Alliant Reloder-17
<<locked>>
81%
40886
64%
**19
99%
[Alliant Reloder-19]*
<<locked>>
87%
38029
60%
**68
90%
[Alliant Reloder-22]*
<<locked>>
91%
38218
60%
**10
90%
[Alliant Reloder-23]*
<<locked>>
81%
25875
41%
**20
91%
[Alliant Reloder-25]*
<<locked>>
91%
31676
50%
**27
90%
[Alliant Reloder-26]*
<<locked>>
83%
29631
46%
**07
90%
Hodgdon CFE223
<<locked>>
81%
48936
77%
**40
99%
Hodgdon H380
<<locked>>
81%
47065
74%
**61
98%
[Hodgdon H414]*
<<locked>>
81%
42525
67%
**96
94%
[Hodgdon H4350]*
<<locked>>
81%
34838
55%
**30
90%
[Hodgdon H4831 SC]*
<<locked>>
93%
44686
70%
**02
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33069
52%
**36
96%
Hodgdon LVR
<<locked>>
81%
39566
62%
**14
95%
[Hodgdon Superperformance]*
<<locked>>
81%
38130
60%
**97
92%
Hodgdon VARGET
<<locked>>
81%
45527
71%
**15
99%
Hodgdon TrailBoss
<<locked>>
81%
27267
43%
**11
100%
IMR 3031
<<locked>>
81%
50763
80%
**33
100%
IMR 4064
<<locked>>
81%
44991
71%
**86
99%
IMR 4166 Enduron
<<locked>>
81%
44237
69%
**53
95%
[IMR 4350]*
<<locked>>
81%
36738
58%
**89
91%
[IMR 4451 Enduron]*
<<locked>>
81%
42583
67%
**33
94%
[IMR 4831]*
<<locked>>
81%
31618
50%
**90
93%
IMR 4895
<<locked>>
81%
50981
80%
**63
100%
[IMR 4955 Enduron]*
<<locked>>
92%
43207
68%
**43
90%
[IMR 7828 SSC]*
<<locked>>
93%
42728
67%
**25
90%
Lovex S062
<<locked>>
81%
48559
76%
**64
100%
Lovex S065
<<locked>>
81%
39769
62%
**58
95%
[Lovex S070]*
<<locked>>
81%
37869
59%
**18
93%
[Lovex S071]*
<<locked>>
90%
30922
48%
**41
90%
Norma 201
<<locked>>
81%
52968
83%
**50
100%
Norma 203B
<<locked>>
81%
48863
77%
**14
99%
[Norma 204]*
<<locked>>
83%
38479
60%
**68
90%
[Norma MRP]*
<<locked>>
87%
34418
54%
**38
90%
Norma URP
<<locked>>
81%
36361
57%
**48
95%
Ramshot Big Game
<<locked>>
81%
49472
78%
**27
99%
[Ramshot Hunter]*
<<locked>>
81%
35433
56%
**22
93%
[Ramshot Magnum]*
<<locked>>
91%
36912
58%
**45
90%
ReloadSwiss RS 14
<<locked>>
81%
27514
43%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
47384
74%
**38
97%
ReloadSwiss RS 52
<<locked>>
81%
48675
76%
**30
100%
ReloadSwiss RS 60
<<locked>>
81%
39552
62%
**99
99%
ReloadSwiss RS 62
<<locked>>
81%
36376
57%
**61
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
35708
56%
**64
94%
Rottweil R 902
<<locked>>
81%
50111
79%
**84
100%
Rottweil R 903
<<locked>>
81%
43482
68%
**86
99%
[Rottweil R 904]*
<<locked>>
88%
41423
65%
**10
90%
[Rottweil R 905]*
<<locked>>
87%
37463
59%
**64
90%
[Rottweil R 907]*
<<locked>>
81%
40930
64%
**87
93%
SNPE Vectan SP 11
<<locked>>
81%
44962
70%
**35
99%
SNPE Vectan SP 9
<<locked>>
81%
52866
83%
**73
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45194
71%
**17
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
39073
61%
**92
93%
Shooters World Long Rifle
<<locked>>
81%
39769
62%
**58
95%
Shooters World Precision
<<locked>>
81%
48559
76%
**64
100%
Somchem S355
<<locked>>
81%
43990
69%
**79
99%
[Somchem S361]*
<<locked>>
89%
44208
69%
**27
90%
Somchem S365
<<locked>>
81%
32808
51%
**86
97%
[Somchem S385]*
<<locked>>
85%
35259
55%
**69
90%
Vihtavuori N133
<<locked>>
81%
50778
80%
**19
100%
Vihtavuori N135
<<locked>>
81%
42525
67%
**07
100%
Vihtavuori N140
<<locked>>
81%
50270
79%
**58
100%
Vihtavuori N150
<<locked>>
81%
37521
59%
**02
99%
Vihtavuori N160
<<locked>>
81%
39610
62%
**81
96%
[Vihtavuori N165]*
<<locked>>
91%
35607
56%
**69
90%
Vihtavuori N540
<<locked>>
81%
49777
78%
**74
100%
Vihtavuori N550
<<locked>>
81%
40306
63%
**43
96%
[Vihtavuori N555]*
<<locked>>
81%
28253
44%
**15
91%
Winchester 6.5 StaBALL
<<locked>>
81%
37463
59%
**18
98%
[Winchester 760]*
<<locked>>
81%
42525
67%
**96
94%
[Winchester StaBALL HD]*
<<locked>>
85%
25802
40%
**79
90%

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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