top of page

Load data for 9.5 x 66 SE v. Hofe + .375 | 300gr | Atomic 29 HP

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Hodgdon LVR, SNPE Vectan SP 11, Vihtavuori N550

9.5 x 66 SE v. Hofe + .375 | 300gr | Atomic 29 HP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Atomic 29 HP
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
<<locked>>
Caliber:
9.5 x 66 SE v. Hofe load data
Case Length (l3):
2.598" | 66.0mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B12247_C1276
Last updated:
2026-02-07

Load data for 210 loads in caliber 9.5 x 66 SE v. Hofe with .375 | 300gr | Atomic 29 HP bullet and 105 powders such as Alliant Reloder-17, Hodgdon CFE223, Hodgdon LVR, SNPE Vectan SP 11, 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
87%
56884
89%
**33
100%
ADI AR 2208
<<locked>>
93%
57145
90%
**20
100%
[ADI AR 2209]*
<<locked>>
97%
44048
69%
**95
94%
Accurate 2015
<<locked>>
83%
56623
89%
**15
100%
Accurate 2200
<<locked>>
86%
56652
89%
**03
100%
Accurate 2495
<<locked>>
86%
57203
90%
**84
100%
Accurate 2520
<<locked>>
86%
56985
89%
**10
100%
Accurate 2700
<<locked>>
94%
56927
89%
**74
98%
Accurate 3100
<<locked>>
97%
36187
57%
**60
95%
Accurate 4064
<<locked>>
92%
56608
89%
**07
100%
Accurate 4350
<<locked>>
97%
50850
80%
**16
100%
Alliant AR-Comp
<<locked>>
86%
57305
90%
**61
100%
Alliant Power Pro 2000-MR
<<locked>>
90%
56840
89%
**48
100%
Alliant Reloder- TS 15.5
<<locked>>
93%
57217
90%
**43
100%
Alliant Reloder-15
<<locked>>
91%
57101
89%
**59
100%
Alliant Reloder-16
<<locked>>
97%
49835
78%
**26
100%
Alliant Reloder-17 👍
<<locked>>
97%
57319
90%
**51
100%
[Alliant Reloder-19]*
<<locked>>
97%
43062
67%
**85
94%
[Alliant Reloder-22]*
<<locked>>
97%
37550
59%
**23
92%
Alliant Reloder-23
<<locked>>
97%
35650
56%
**00
98%
[Alliant Reloder-25]*
<<locked>>
97%
31343
49%
**92
92%
Alliant Reloder-26
<<locked>>
97%
39102
61%
**31
98%
Baschieri & Pellagri 107
<<locked>>
88%
57377
90%
**56
100%
Bofors RP3
<<locked>>
92%
56681
89%
**43
100%
[Bofors RP5]*
<<locked>>
97%
37550
59%
**23
92%
Bofors RP7
<<locked>>
96%
56782
89%
**20
98%
Hodgdon BL-C2
<<locked>>
86%
56985
89%
**52
100%
Hodgdon Benchmark
<<locked>>
85%
57232
90%
**64
100%
Hodgdon CFE223 👍
<<locked>>
91%
57435
90%
**95
100%
Hodgdon H322
<<locked>>
84%
56869
89%
**74
100%
Hodgdon H380
<<locked>>
92%
56942
89%
**52
100%
Hodgdon H414
<<locked>>
96%
57348
90%
**12
99%
Hodgdon H4350
<<locked>>
97%
48254
76%
**21
97%
Hodgdon H4895
<<locked>>
87%
56956
89%
**36
100%
Hodgdon Hybrid 100V
<<locked>>
97%
45919
72%
**15
100%
Hodgdon LVR 👍
<<locked>>
97%
54839
86%
**59
100%
Hodgdon Superperformance
<<locked>>
97%
54839
86%
**05
98%
Hodgdon VARGET
<<locked>>
93%
57276
90%
**26
100%
IMR 3031
<<locked>>
90%
56782
89%
**13
100%
IMR 4064
<<locked>>
94%
56739
89%
**10
100%
IMR 4166 Enduron
<<locked>>
94%
57116
89%
**93
99%
IMR 4350
<<locked>>
97%
50850
80%
**57
97%
IMR 4451 Enduron
<<locked>>
96%
57334
90%
**33
99%
IMR 4831
<<locked>>
97%
43584
68%
**95
99%
IMR 4895
<<locked>>
90%
57232
90%
**62
100%
IMR 8208 XBR
<<locked>>
86%
57246
90%
**03
100%
Lovex D073.6
<<locked>>
88%
56985
89%
**10
100%
Lovex S060
<<locked>>
88%
56884
89%
**74
100%
Lovex S062
<<locked>>
91%
57043
89%
**10
100%
Lovex S065
<<locked>>
97%
55492
87%
**10
99%
Lovex S070
<<locked>>
97%
52460
82%
**90
98%
[Lovex S071]*
<<locked>>
97%
30400
48%
**39
93%
Norma 201
<<locked>>
88%
57261
90%
**03
100%
Norma 202
<<locked>>
88%
56826
89%
**90
100%
Norma 203B
<<locked>>
91%
56913
89%
**49
100%
Norma 204
<<locked>>
97%
51227
80%
**03
96%
Norma MRP
<<locked>>
97%
39349
62%
**95
95%
Norma URP
<<locked>>
97%
50343
79%
**07
100%
Ramshot Big Game
<<locked>>
91%
57043
89%
**69
100%
Ramshot Hunter
<<locked>>
97%
49530
78%
**13
98%
Ramshot TAC
<<locked>>
86%
56985
89%
**20
99%
Ramshot Wild Boar
<<locked>>
86%
57363
90%
**46
100%
Ramshot X-Terminator
<<locked>>
84%
57145
90%
**93
100%
ReloadSwiss RS 50
<<locked>>
92%
56840
89%
**30
99%
ReloadSwiss RS 52
<<locked>>
88%
57014
89%
**08
100%
ReloadSwiss RS 60
<<locked>>
95%
57232
90%
**51
100%
ReloadSwiss RS 62
<<locked>>
97%
51053
80%
**46
100%
ReloadSwiss RS 70
<<locked>>
97%
50328
79%
**62
99%
Rottweil R 901
<<locked>>
86%
56782
89%
**61
100%
Rottweil R 902
<<locked>>
90%
57348
90%
**90
100%
Rottweil R 903
<<locked>>
95%
56753
89%
**39
100%
[Rottweil R 904]*
<<locked>>
97%
45672
72%
**79
93%
[Rottweil R 905]*
<<locked>>
97%
41568
65%
**72
94%
Rottweil R 907
<<locked>>
96%
56782
89%
**20
98%
SNPE Vectan SP 11 👍
<<locked>>
94%
57159
90%
**75
100%
SNPE Vectan SP 7
<<locked>>
87%
57261
90%
**26
100%
SNPE Vectan SP 9
<<locked>>
88%
56927
89%
**33
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
57319
90%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
57348
90%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
55056
86%
**57
98%
Shooters World Long Rifle
<<locked>>
97%
55492
87%
**10
99%
Shooters World Match Rifle
<<locked>>
88%
56985
89%
**10
100%
Shooters World Precision
<<locked>>
91%
57043
89%
**10
100%
Somchem S321
<<locked>>
83%
56898
89%
**16
100%
Somchem S335
<<locked>>
88%
57348
90%
**31
100%
Somchem S341
<<locked>>
87%
56956
89%
**16
100%
Somchem S355
<<locked>>
94%
57101
89%
**33
100%
[Somchem S361]*
<<locked>>
97%
46702
73%
**69
92%
Somchem S365
<<locked>>
97%
45165
71%
**67
100%
Somchem S385
<<locked>>
97%
42119
66%
**59
95%
Vihtavuori N130
<<locked>>
84%
57421
90%
**92
100%
Vihtavuori N133
<<locked>>
90%
57203
90%
**05
100%
Vihtavuori N135
<<locked>>
96%
57261
90%
**61
100%
Vihtavuori N140
<<locked>>
90%
56826
89%
**64
100%
Vihtavuori N150
<<locked>>
97%
51735
81%
**34
100%
Vihtavuori N160
<<locked>>
97%
55303
87%
**33
100%
[Vihtavuori N165]*
<<locked>>
97%
35201
55%
**08
92%
Vihtavuori N530
<<locked>>
84%
56985
89%
**10
100%
Vihtavuori N540
<<locked>>
90%
57319
90%
**00
100%
Vihtavuori N550 👍
<<locked>>
97%
55753
87%
**82
100%
Vihtavuori N555
<<locked>>
97%
38508
60%
**65
98%
Winchester 6.5 StaBALL
<<locked>>
97%
52852
83%
**84
100%
Winchester 748
<<locked>>
84%
57421
90%
**39
100%
Winchester 760
<<locked>>
96%
57348
90%
**12
99%
Winchester StaBALL HD
<<locked>>
97%
31517
49%
**87
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
46630
73%
**88
100%
ADI AR 2208
<<locked>>
81%
39668
62%
**54
98%
[ADI AR 2209]*
<<locked>>
90%
35056
55%
**18
90%
Accurate 2015
<<locked>>
81%
52620
82%
**69
100%
Accurate 2200
<<locked>>
81%
48762
76%
**88
99%
Accurate 2495
<<locked>>
81%
48283
76%
**75
100%
Accurate 2520
<<locked>>
81%
48805
76%
**08
100%
[Accurate 2700]*
<<locked>>
81%
37739
59%
**75
93%
[Accurate 3100]*
<<locked>>
87%
26194
41%
**34
90%
Accurate 4064
<<locked>>
81%
40712
64%
**87
100%
Accurate 4350
<<locked>>
81%
29747
47%
**29
95%
Alliant AR-Comp
<<locked>>
81%
49342
77%
**69
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
42351
66%
**21
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
39146
61%
**74
99%
Alliant Reloder-15
<<locked>>
81%
42134
66%
**29
99%
Alliant Reloder-16
<<locked>>
81%
30443
48%
**42
95%
Alliant Reloder-17
<<locked>>
81%
33924
53%
**57
98%
[Alliant Reloder-19]*
<<locked>>
89%
33997
53%
**01
90%
[Alliant Reloder-22]*
<<locked>>
94%
33852
53%
**41
90%
[Alliant Reloder-23]*
<<locked>>
81%
22075
35%
**23
91%
[Alliant Reloder-25]*
<<locked>>
93%
28108
44%
**00
90%
[Alliant Reloder-26]*
<<locked>>
85%
25889
41%
**87
90%
Baschieri & Pellagri 107
<<locked>>
81%
45861
72%
**95
99%
Bofors RP3
<<locked>>
81%
38827
61%
**77
99%
[Bofors RP5]*
<<locked>>
94%
33852
53%
**41
90%
[Bofors RP7]*
<<locked>>
81%
35259
55%
**62
93%
Hodgdon BL-C2
<<locked>>
81%
48515
76%
**38
100%
Hodgdon Benchmark
<<locked>>
81%
50618
79%
**75
100%
Hodgdon CFE223
<<locked>>
81%
40292
63%
**43
98%
Hodgdon H322
<<locked>>
81%
51851
81%
**18
100%
Hodgdon H380
<<locked>>
81%
39943
63%
**87
97%
[Hodgdon H414]*
<<locked>>
81%
34969
55%
**38
93%
[Hodgdon H4350]*
<<locked>>
82%
30806
48%
**87
90%
Hodgdon H4895
<<locked>>
81%
47036
74%
**92
100%
Hodgdon Hybrid 100V
<<locked>>
81%
28094
44%
**67
96%
Hodgdon LVR
<<locked>>
81%
33054
52%
**88
95%
[Hodgdon Superperformance]*
<<locked>>
81%
31618
50%
**69
90%
Hodgdon VARGET
<<locked>>
81%
39305
62%
**51
98%
IMR 3031
<<locked>>
81%
42772
67%
**23
100%
IMR 4064
<<locked>>
81%
38885
61%
**38
98%
IMR 4166 Enduron
<<locked>>
81%
38899
61%
**08
95%
[IMR 4350]*
<<locked>>
81%
31241
49%
**93
91%
[IMR 4451 Enduron]*
<<locked>>
81%
36767
58%
**92
94%
[IMR 4831]*
<<locked>>
81%
26556
42%
**34
93%
IMR 4895
<<locked>>
81%
43221
68%
**62
99%
IMR 8208 XBR
<<locked>>
81%
48747
76%
**88
100%
Lovex D073.6
<<locked>>
81%
45701
72%
**65
100%
Lovex S060
<<locked>>
81%
46601
73%
**29
100%
Lovex S062
<<locked>>
81%
41582
65%
**87
100%
Lovex S065
<<locked>>
81%
34127
53%
**49
95%
[Lovex S070]*
<<locked>>
81%
32242
51%
**23
92%
[Lovex S071]*
<<locked>>
92%
26194
41%
**34
90%
Norma 201
<<locked>>
81%
45585
71%
**43
100%
Norma 202
<<locked>>
81%
46064
72%
**46
100%
Norma 203B
<<locked>>
81%
41640
65%
**23
99%
[Norma 204]*
<<locked>>
85%
34592
54%
**98
90%
[Norma MRP]*
<<locked>>
89%
30806
48%
**92
90%
Norma URP
<<locked>>
81%
30240
47%
**36
95%
Ramshot Big Game
<<locked>>
81%
41075
64%
**36
99%
[Ramshot Hunter]*
<<locked>>
81%
29805
47%
**19
92%
Ramshot TAC
<<locked>>
81%
48733
76%
**02
99%
Ramshot Wild Boar
<<locked>>
81%
48240
76%
**18
100%
Ramshot X-Terminator
<<locked>>
81%
52402
82%
**31
100%
ReloadSwiss RS 50
<<locked>>
81%
40234
63%
**70
96%
ReloadSwiss RS 52
<<locked>>
81%
44396
70%
**28
99%
ReloadSwiss RS 60
<<locked>>
81%
36085
57%
**16
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
29573
46%
**42
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
29834
47%
**39
92%
Rottweil R 901
<<locked>>
81%
49734
78%
**69
100%
Rottweil R 902
<<locked>>
81%
43337
68%
**00
100%
Rottweil R 903
<<locked>>
81%
36593
57%
**31
99%
[Rottweil R 904]*
<<locked>>
91%
37695
59%
**34
90%
[Rottweil R 905]*
<<locked>>
90%
33011
52%
**95
90%
[Rottweil R 907]*
<<locked>>
81%
35259
55%
**62
93%
SNPE Vectan SP 11
<<locked>>
81%
37434
59%
**77
98%
SNPE Vectan SP 7
<<locked>>
81%
46891
73%
**79
99%
SNPE Vectan SP 9
<<locked>>
81%
44947
70%
**59
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
47152
74%
**93
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39247
61%
**82
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33185
52%
**03
93%
Shooters World Long Rifle
<<locked>>
81%
34127
53%
**49
95%
Shooters World Match Rifle
<<locked>>
81%
45701
72%
**65
100%
Shooters World Precision
<<locked>>
81%
41582
65%
**87
100%
Somchem S321
<<locked>>
81%
53011
83%
**67
100%
Somchem S335
<<locked>>
81%
46572
73%
**97
100%
Somchem S341
<<locked>>
81%
46818
73%
**79
100%
Somchem S355
<<locked>>
81%
37492
59%
**41
99%
[Somchem S361]*
<<locked>>
92%
40219
63%
**64
90%
Somchem S365
<<locked>>
81%
27209
43%
**96
97%
[Somchem S385]*
<<locked>>
86%
30139
47%
**16
90%
Vihtavuori N130
<<locked>>
81%
51938
81%
**29
100%
Vihtavuori N133
<<locked>>
81%
44266
69%
**41
100%
Vihtavuori N135
<<locked>>
81%
36506
57%
**75
100%
Vihtavuori N140
<<locked>>
81%
42989
67%
**83
100%
Vihtavuori N150
<<locked>>
81%
32039
50%
**10
99%
Vihtavuori N160
<<locked>>
81%
32895
52%
**65
96%
[Vihtavuori N165]*
<<locked>>
94%
32430
51%
**42
90%
Vihtavuori N530
<<locked>>
81%
51474
81%
**38
100%
Vihtavuori N540
<<locked>>
81%
42525
67%
**00
100%
Vihtavuori N550
<<locked>>
81%
33489
52%
**08
96%
[Vihtavuori N555]*
<<locked>>
81%
23337
37%
**91
91%
Winchester 6.5 StaBALL
<<locked>>
81%
31633
50%
**23
97%
Winchester 748
<<locked>>
81%
52518
82%
**84
100%
[Winchester 760]*
<<locked>>
81%
34969
55%
**38
93%
[Winchester StaBALL HD]*
<<locked>>
86%
22916
36%
**95
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

bottom of page