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Load data for 9.5 x 66 SE v. Hofe + .375 | 300gr | A-Square MONO RN

Recommended Powder(s): Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760

9.5 x 66 SE v. Hofe + .375 | 300gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | A-Square MONO RN
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.150" | 29.2mm
Caliber:
9.5 x 66 SE v. Hofe load data
Case Length (l3):
2.598" | 66.0mm
Cartridge Length (C.O.L.):
3.300" | 83.8mm
Seated Depth:
0.448" | 11.4mm
Shank Seated Depth:
0.448" | 11.4mm
Case Capacity:
106.0 Grains of Water | 6.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B393_C1276
Last updated:
2025-01-01

Load data for 184 loads in caliber 9.5 x 66 SE v. Hofe with .375 | 300gr | A-Square MONO RN bullet and 92 powders such as Alliant Reloder-16, Hodgdon H414, ReloadSwiss RS 62, ReloadSwiss RS 70, Winchester 760. 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 2206H
<<locked>>
84%
56768
89%
**69
100%
ADI AR 2208
<<locked>>
90%
57276
90%
**72
100%
ADI AR 2209
<<locked>>
97%
49414
77%
**36
97%
[ADI AR 2213]*
<<locked>>
97%
44280
69%
**70
93%
Accurate 2200
<<locked>>
83%
57377
90%
**52
100%
Accurate 2700
<<locked>>
91%
57363
90%
**33
99%
Accurate 3100
<<locked>>
97%
42177
66%
**02
98%
Accurate 4064
<<locked>>
88%
57058
89%
**46
100%
Accurate 4350
<<locked>>
96%
57116
90%
**35
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
57145
90%
**82
100%
Alliant Reloder-15
<<locked>>
87%
57406
90%
**02
100%
Alliant Reloder-16 👍
<<locked>>
97%
55811
87%
**61
100%
Alliant Reloder-17
<<locked>>
93%
56898
89%
**80
100%
Alliant Reloder-19
<<locked>>
97%
48385
76%
**30
97%
Alliant Reloder-22
<<locked>>
97%
42714
67%
**74
95%
Alliant Reloder-23
<<locked>>
97%
40277
63%
**38
100%
Alliant Reloder-25
<<locked>>
97%
35549
56%
**46
96%
Alliant Reloder-26
<<locked>>
97%
45281
71%
**89
99%
Baschieri & Pellagri 107
<<locked>>
84%
57087
89%
**95
100%
Hodgdon CFE223
<<locked>>
88%
57188
90%
**35
100%
Hodgdon H380
<<locked>>
89%
57145
90%
**92
100%
Hodgdon H414 👍
<<locked>>
92%
57363
90%
**51
99%
Hodgdon H4350
<<locked>>
97%
53824
84%
**49
98%
[Hodgdon H4831]*
<<locked>>
97%
41162
64%
**69
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
46586
73%
**64
93%
Hodgdon Hybrid 100V
<<locked>>
97%
52721
83%
**46
100%
Hodgdon LVR
<<locked>>
94%
57232
90%
**35
100%
Hodgdon Superperformance
<<locked>>
94%
56768
89%
**80
99%
Hodgdon VARGET
<<locked>>
90%
57014
89%
**66
100%
IMR 3031
<<locked>>
86%
56739
89%
**46
100%
IMR 4064
<<locked>>
90%
57116
89%
**52
100%
IMR 4166 Enduron
<<locked>>
91%
57261
90%
**49
99%
IMR 4350
<<locked>>
97%
56898
89%
**92
99%
IMR 4451 Enduron
<<locked>>
92%
57058
89%
**72
99%
IMR 4831
<<locked>>
97%
49255
77%
**13
100%
IMR 4895
<<locked>>
86%
56811
89%
**02
100%
[IMR 4955 Enduron]*
<<locked>>
97%
46354
73%
**28
94%
[IMR 7828 SSC]*
<<locked>>
97%
44875
70%
**93
94%
IMR 8208 XBR
<<locked>>
83%
57174
90%
**43
100%
Lovex D073.6
<<locked>>
84%
56971
89%
**46
100%
Lovex S060
<<locked>>
85%
57421
90%
**23
100%
Lovex S062
<<locked>>
88%
57159
90%
**52
100%
Lovex S065
<<locked>>
94%
57043
89%
**72
100%
Lovex S070
<<locked>>
96%
56898
89%
**92
99%
Lovex S071
<<locked>>
97%
35708
56%
**83
96%
Norma 201
<<locked>>
85%
57232
90%
**46
100%
Norma 202
<<locked>>
85%
57014
89%
**26
100%
Norma 203B
<<locked>>
88%
57319
90%
**98
100%
Norma 204
<<locked>>
97%
57348
90%
**41
98%
Norma MRP
<<locked>>
97%
44715
70%
**39
97%
Norma URP
<<locked>>
97%
57188
90%
**38
100%
Ramshot Big Game
<<locked>>
87%
57276
90%
**15
100%
Ramshot Hunter
<<locked>>
97%
56173
88%
**44
100%
Ramshot Magnum
<<locked>>
97%
41133
64%
**18
95%
ReloadSwiss RS 50
<<locked>>
89%
57188
90%
**75
99%
ReloadSwiss RS 52
<<locked>>
88%
56942
89%
**08
100%
ReloadSwiss RS 60
<<locked>>
94%
56913
89%
**00
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
56898
89%
**61
100%
ReloadSwiss RS 70 👍
<<locked>>
97%
57276
90%
**07
100%
Rottweil R 902
<<locked>>
87%
57377
90%
**36
100%
Rottweil R 903
<<locked>>
91%
56666
89%
**79
100%
Rottweil R 904
<<locked>>
97%
51503
81%
**20
96%
Rottweil R 905
<<locked>>
97%
47587
75%
**13
97%
Rottweil R 907
<<locked>>
93%
56884
89%
**66
99%
SNPE Vectan SP 11
<<locked>>
90%
57305
90%
**21
100%
SNPE Vectan SP 7
<<locked>>
84%
57043
89%
**66
100%
SNPE Vectan SP 9
<<locked>>
85%
56898
89%
**72
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
57421
90%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57145
90%
**57
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
56840
89%
**33
99%
Shooters World Long Rifle
<<locked>>
94%
57043
89%
**72
100%
Shooters World Match Rifle
<<locked>>
84%
56971
89%
**46
100%
Shooters World Precision
<<locked>>
88%
57159
90%
**52
100%
Somchem S335
<<locked>>
85%
57305
90%
**67
100%
Somchem S341
<<locked>>
84%
57421
90%
**66
100%
Somchem S355
<<locked>>
91%
57232
90%
**72
100%
Somchem S361
<<locked>>
97%
52837
83%
**16
95%
Somchem S365
<<locked>>
97%
52301
82%
**95
100%
Somchem S385
<<locked>>
97%
48327
76%
**03
98%
Vihtavuori N133
<<locked>>
86%
57188
90%
**44
100%
Vihtavuori N135
<<locked>>
92%
56811
89%
**90
100%
Vihtavuori N140
<<locked>>
87%
57305
90%
**07
100%
Vihtavuori N150
<<locked>>
96%
57305
90%
**39
100%
Vihtavuori N160
<<locked>>
94%
57406
90%
**02
100%
Vihtavuori N165
<<locked>>
97%
39943
63%
**49
95%
Vihtavuori N540
<<locked>>
87%
57188
90%
**33
100%
Vihtavuori N550
<<locked>>
94%
57348
90%
**48
100%
Vihtavuori N555
<<locked>>
97%
44802
70%
**00
100%
[Vihtavuori N560]*
<<locked>>
97%
42902
67%
**84
93%
Winchester 6.5 StaBALL
<<locked>>
95%
57087
89%
**75
100%
Winchester 760 👍
<<locked>>
92%
57363
90%
**51
99%
Winchester StaBALL HD
<<locked>>
97%
36114
57%
**54
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51517
81%
**97
100%
ADI AR 2208
<<locked>>
81%
43816
69%
**65
99%
[ADI AR 2209]*
<<locked>>
84%
32474
51%
**98
90%
[ADI AR 2213]*
<<locked>>
91%
36898
58%
**16
90%
Accurate 2200
<<locked>>
81%
53621
84%
**07
100%
Accurate 2700
<<locked>>
81%
42047
66%
**97
96%
[Accurate 3100]*
<<locked>>
81%
24903
39%
**18
90%
Accurate 4064
<<locked>>
81%
45934
72%
**95
100%
Accurate 4350
<<locked>>
81%
34185
54%
**57
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
43859
69%
**88
100%
Alliant Reloder-15
<<locked>>
81%
46905
73%
**51
100%
Alliant Reloder-16
<<locked>>
81%
34098
53%
**70
97%
Alliant Reloder-17
<<locked>>
81%
38319
60%
**88
100%
[Alliant Reloder-19]*
<<locked>>
83%
31647
50%
**85
90%
[Alliant Reloder-22]*
<<locked>>
87%
31618
50%
**28
90%
[Alliant Reloder-23]*
<<locked>>
81%
24903
39%
**54
94%
[Alliant Reloder-25]*
<<locked>>
87%
26310
41%
**87
90%
[Alliant Reloder-26]*
<<locked>>
81%
26049
41%
**33
92%
Baschieri & Pellagri 107
<<locked>>
81%
51140
80%
**16
100%
Hodgdon CFE223
<<locked>>
81%
45527
71%
**64
99%
Hodgdon H380
<<locked>>
81%
44483
70%
**05
99%
Hodgdon H414
<<locked>>
81%
39610
62%
**72
96%
[Hodgdon H4350]*
<<locked>>
81%
33228
52%
**78
93%
[Hodgdon H4831]*
<<locked>>
94%
37942
59%
**03
90%
[Hodgdon H4831 SC]*
<<locked>>
91%
37855
59%
**97
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31502
49%
**78
98%
Hodgdon LVR
<<locked>>
81%
37072
58%
**06
97%
[Hodgdon Superperformance]*
<<locked>>
81%
35708
56%
**06
94%
Hodgdon VARGET
<<locked>>
81%
43569
68%
**65
99%
IMR 3031
<<locked>>
81%
48051
75%
**28
100%
IMR 4064
<<locked>>
81%
42960
67%
**49
100%
IMR 4166 Enduron
<<locked>>
81%
42366
66%
**16
97%
[IMR 4350]*
<<locked>>
81%
34766
54%
**15
93%
IMR 4451 Enduron
<<locked>>
81%
40654
64%
**10
96%
IMR 4831
<<locked>>
81%
30153
47%
**52
96%
IMR 4895
<<locked>>
81%
48167
75%
**77
100%
[IMR 4955 Enduron]*
<<locked>>
89%
36608
57%
**47
90%
[IMR 7828 SSC]*
<<locked>>
90%
36651
57%
**26
90%
IMR 8208 XBR
<<locked>>
81%
53650
84%
**97
100%
Lovex D073.6
<<locked>>
81%
51358
80%
**74
100%
Lovex S060
<<locked>>
81%
50879
80%
**31
100%
Lovex S062
<<locked>>
81%
46108
72%
**98
100%
Lovex S065
<<locked>>
81%
38218
60%
**70
97%
Lovex S070
<<locked>>
81%
36245
57%
**47
95%
[Lovex S071]*
<<locked>>
85%
24569
39%
**11
90%
Norma 201
<<locked>>
81%
50488
79%
**51
100%
Norma 202
<<locked>>
81%
51024
80%
**54
100%
Norma 203B
<<locked>>
81%
46122
72%
**38
100%
[Norma 204]*
<<locked>>
81%
34026
53%
**28
91%
[Norma MRP]*
<<locked>>
83%
28848
45%
**75
90%
Norma URP
<<locked>>
81%
34606
54%
**67
97%
Ramshot Big Game
<<locked>>
81%
46209
72%
**57
100%
Ramshot Hunter
<<locked>>
81%
33373
52%
**47
95%
[Ramshot Magnum]*
<<locked>>
89%
31314
49%
**05
90%
ReloadSwiss RS 50
<<locked>>
81%
44875
70%
**92
98%
ReloadSwiss RS 52
<<locked>>
81%
45759
72%
**51
100%
ReloadSwiss RS 60
<<locked>>
81%
37173
58%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
33910
53%
**74
97%
ReloadSwiss RS 70
<<locked>>
81%
33634
53%
**77
96%
Rottweil R 902
<<locked>>
81%
48167
75%
**11
100%
Rottweil R 903
<<locked>>
81%
41437
65%
**52
100%
[Rottweil R 904]*
<<locked>>
85%
34925
55%
**21
90%
[Rottweil R 905]*
<<locked>>
84%
30864
48%
**78
90%
Rottweil R 907
<<locked>>
81%
39146
61%
**80
95%
SNPE Vectan SP 11
<<locked>>
81%
42337
66%
**95
100%
SNPE Vectan SP 7
<<locked>>
81%
52170
82%
**97
100%
SNPE Vectan SP 9
<<locked>>
81%
49879
78%
**77
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51735
81%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43381
68%
**80
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
37260
58%
**15
95%
Shooters World Long Rifle
<<locked>>
81%
38218
60%
**70
97%
Shooters World Match Rifle
<<locked>>
81%
51358
80%
**74
100%
Shooters World Precision
<<locked>>
81%
46108
72%
**98
100%
Somchem S335
<<locked>>
81%
51401
81%
**95
100%
Somchem S341
<<locked>>
81%
51996
81%
**90
100%
Somchem S355
<<locked>>
81%
42134
66%
**56
100%
[Somchem S361]*
<<locked>>
86%
37072
58%
**41
90%
Somchem S365
<<locked>>
81%
30908
48%
**18
99%
[Somchem S385]*
<<locked>>
81%
28877
45%
**06
90%
Vihtavuori N133
<<locked>>
81%
48689
76%
**39
100%
Vihtavuori N135
<<locked>>
81%
40930
64%
**74
100%
Vihtavuori N140
<<locked>>
81%
47892
75%
**85
100%
Vihtavuori N150
<<locked>>
81%
35969
56%
**18
100%
Vihtavuori N160
<<locked>>
81%
37260
58%
**90
98%
[Vihtavuori N165]*
<<locked>>
87%
29834
47%
**19
90%
Vihtavuori N540
<<locked>>
81%
47268
74%
**08
100%
Vihtavuori N550
<<locked>>
81%
37724
59%
**23
98%
Vihtavuori N555
<<locked>>
81%
26760
42%
**19
95%
[Vihtavuori N560]*
<<locked>>
92%
37260
58%
**65
90%
Winchester 6.5 StaBALL
<<locked>>
81%
35186
55%
**38
99%
Winchester 760
<<locked>>
81%
39610
62%
**72
96%
[Winchester StaBALL HD]*
<<locked>>
81%
21886
34%
**95
91%

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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