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Load data for .375 Blaser Mag + .375 | 270gr | Atomic 29 HP

Recommended Powder(s): Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, SNPE Vectan SP 11

.375 Blaser Mag + .375 | 270gr | Atomic 29 HP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Atomic 29 HP
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
<<locked>>
Caliber:
.375 Blaser Mag load data
Case Length (l3):
2.814" | 71.5mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
107.5 Grains of Water | 6.98 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B12242_C536
Last updated:
2026-02-07

Load data for 194 loads in caliber .375 Blaser Mag with .375 | 270gr | Atomic 29 HP bullet and 97 powders such as Alliant Reloder-15, Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, SNPE Vectan SP 11. 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.

    .

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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 2206H
<<locked>>
87%
54114
89%
**61
100%
ADI AR 2208
<<locked>>
92%
54288
89%
**44
100%
[ADI AR 2209]*
<<locked>>
97%
42960
71%
**23
92%
Accurate 2200
<<locked>>
85%
54273
89%
**28
99%
Accurate 2495
<<locked>>
86%
54476
89%
**18
100%
Accurate 2520
<<locked>>
85%
54215
89%
**44
100%
Accurate 2700
<<locked>>
93%
54273
89%
**92
97%
[Accurate 3100]*
<<locked>>
97%
35070
58%
**72
93%
Accurate 4064
<<locked>>
91%
54694
90%
**48
100%
Accurate 4350
<<locked>>
97%
49197
81%
**51
99%
Alliant AR-Comp
<<locked>>
85%
54215
89%
**95
100%
Alliant Power Pro 2000-MR
<<locked>>
89%
54172
89%
**79
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
54607
90%
**74
100%
Alliant Reloder-15 👍
<<locked>>
90%
54476
89%
**84
100%
Alliant Reloder-16
<<locked>>
97%
48283
79%
**64
99%
Alliant Reloder-17 👍
<<locked>>
96%
54795
90%
**82
100%
[Alliant Reloder-19]*
<<locked>>
97%
41756
69%
**07
92%
Alliant Reloder-23
<<locked>>
97%
34287
56%
**02
97%
Alliant Reloder-26
<<locked>>
97%
37449
61%
**26
96%
Baschieri & Pellagri 107
<<locked>>
87%
54230
89%
**84
100%
Bofors RP3
<<locked>>
92%
54708
90%
**87
100%
Bofors RP7
<<locked>>
96%
54360
89%
**48
97%
Hodgdon BL-C2
<<locked>>
85%
54288
89%
**84
100%
Hodgdon Benchmark
<<locked>>
84%
54563
90%
**92
100%
Hodgdon CFE223 👍
<<locked>>
91%
54694
90%
**23
100%
Hodgdon H322
<<locked>>
84%
54766
90%
**25
100%
Hodgdon H380
<<locked>>
92%
54650
90%
**80
99%
Hodgdon H414
<<locked>>
95%
54766
90%
**33
98%
Hodgdon H4350
<<locked>>
97%
46731
77%
**46
95%
Hodgdon H4895
<<locked>>
87%
54607
90%
**71
100%
Hodgdon Hybrid 100V
<<locked>>
97%
44715
73%
**46
99%
Hodgdon LVR
<<locked>>
97%
53461
88%
**03
99%
Hodgdon Superperformance
<<locked>>
97%
53229
87%
**36
97%
Hodgdon VARGET
<<locked>>
93%
54737
90%
**57
100%
IMR 3031
<<locked>>
89%
54201
89%
**54
100%
IMR 4064
<<locked>>
93%
54114
89%
**41
100%
IMR 4166 Enduron
<<locked>>
93%
54375
89%
**15
97%
IMR 4350
<<locked>>
97%
49748
82%
**98
96%
IMR 4451 Enduron
<<locked>>
95%
54389
89%
**48
97%
IMR 4831
<<locked>>
97%
41989
69%
**13
98%
IMR 4895
<<locked>>
89%
54375
89%
**94
100%
IMR 8208 XBR
<<locked>>
85%
54549
90%
**38
100%
Lovex D073.6
<<locked>>
87%
54534
90%
**54
100%
Lovex S060
<<locked>>
87%
54737
90%
**02
100%
Lovex S062
<<locked>>
91%
54259
89%
**41
100%
Lovex S065
<<locked>>
97%
53621
88%
**41
99%
Lovex S070
<<locked>>
97%
51227
84%
**25
97%
Norma 201
<<locked>>
88%
54520
89%
**35
100%
Norma 202
<<locked>>
87%
54273
89%
**21
100%
Norma 203B
<<locked>>
90%
54201
89%
**80
100%
Norma 204
<<locked>>
97%
49951
82%
**38
95%
[Norma MRP]*
<<locked>>
97%
38087
63%
**00
92%
Norma URP
<<locked>>
97%
49008
80%
**51
99%
Ramshot Big Game 👍
<<locked>>
90%
54737
90%
**03
100%
Ramshot Hunter
<<locked>>
97%
48240
79%
**41
97%
Ramshot TAC
<<locked>>
85%
54302
89%
**44
99%
Ramshot Wild Boar
<<locked>>
86%
54563
90%
**74
100%
Ramshot X-Terminator
<<locked>>
83%
54795
90%
**21
100%
ReloadSwiss RS 50
<<locked>>
91%
54795
90%
**61
98%
ReloadSwiss RS 52
<<locked>>
88%
54592
90%
**40
100%
ReloadSwiss RS 60
<<locked>>
94%
54476
89%
**85
100%
ReloadSwiss RS 62
<<locked>>
97%
48979
80%
**74
99%
ReloadSwiss RS 70
<<locked>>
97%
49066
81%
**90
98%
Rottweil R 901
<<locked>>
85%
54534
90%
**02
100%
Rottweil R 902
<<locked>>
89%
54056
89%
**15
100%
Rottweil R 903
<<locked>>
94%
54389
89%
**71
100%
[Rottweil R 904]*
<<locked>>
97%
44469
73%
**03
91%
[Rottweil R 905]*
<<locked>>
97%
40582
67%
**93
92%
Rottweil R 907
<<locked>>
96%
54360
89%
**48
97%
SNPE Vectan SP 11 👍
<<locked>>
93%
54708
90%
**17
100%
SNPE Vectan SP 7
<<locked>>
86%
54679
90%
**48
99%
SNPE Vectan SP 9
<<locked>>
88%
54607
90%
**64
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
54331
89%
**52
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
54795
90%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53751
88%
**92
97%
Shooters World Long Rifle
<<locked>>
97%
53621
88%
**41
99%
Shooters World Match Rifle
<<locked>>
87%
54534
90%
**54
100%
Shooters World Precision
<<locked>>
91%
54259
89%
**41
100%
Somchem S335
<<locked>>
87%
54259
89%
**59
100%
Somchem S341
<<locked>>
87%
54665
90%
**51
100%
Somchem S355
<<locked>>
94%
54708
90%
**67
100%
Somchem S365
<<locked>>
97%
43787
72%
**05
100%
[Somchem S385]*
<<locked>>
97%
41046
67%
**84
94%
Vihtavuori N130
<<locked>>
83%
54665
90%
**23
100%
Vihtavuori N133
<<locked>>
89%
54230
89%
**36
100%
Vihtavuori N135
<<locked>>
95%
54273
89%
**95
100%
Vihtavuori N140
<<locked>>
89%
54462
89%
**02
100%
Vihtavuori N150
<<locked>>
97%
50749
83%
**82
100%
Vihtavuori N160
<<locked>>
97%
53867
88%
**80
99%
Vihtavuori N530
<<locked>>
84%
54418
89%
**38
100%
Vihtavuori N540
<<locked>>
90%
54346
89%
**28
100%
Vihtavuori N550
<<locked>>
97%
54012
89%
**20
99%
Vihtavuori N555
<<locked>>
97%
36883
61%
**74
97%
Winchester 6.5 StaBALL
<<locked>>
97%
52156
86%
**35
100%
Winchester 748
<<locked>>
83%
54810
90%
**80
100%
Winchester 760
<<locked>>
95%
54766
90%
**33
98%
Winchester StaBALL HD
<<locked>>
97%
30690
50%
**85
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
45295
74%
**16
99%
ADI AR 2208
<<locked>>
81%
38464
63%
**72
97%
[ADI AR 2209]*
<<locked>>
93%
38189
63%
**21
90%
Accurate 2200
<<locked>>
81%
47543
78%
**23
98%
Accurate 2495
<<locked>>
81%
46804
77%
**16
100%
Accurate 2520
<<locked>>
81%
47311
78%
**52
100%
[Accurate 2700]*
<<locked>>
81%
36956
61%
**97
92%
[Accurate 3100]*
<<locked>>
91%
28892
47%
**24
90%
Accurate 4064
<<locked>>
81%
39581
65%
**11
100%
[Accurate 4350]*
<<locked>>
81%
28558
47%
**34
93%
Alliant AR-Comp
<<locked>>
81%
47819
78%
**16
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
41147
68%
**49
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
38043
62%
**98
99%
Alliant Reloder-15
<<locked>>
81%
40843
67%
**57
98%
[Alliant Reloder-16]*
<<locked>>
81%
29733
49%
**47
93%
Alliant Reloder-17
<<locked>>
81%
32851
54%
**69
97%
[Alliant Reloder-19]*
<<locked>>
93%
37231
61%
**11
90%
[Alliant Reloder-23]*
<<locked>>
84%
23511
39%
**83
90%
[Alliant Reloder-26]*
<<locked>>
89%
28689
47%
**93
90%
Baschieri & Pellagri 107
<<locked>>
81%
44454
73%
**23
98%
Bofors RP3
<<locked>>
81%
37797
62%
**05
99%
[Bofors RP7]*
<<locked>>
81%
34272
56%
**74
91%
Hodgdon BL-C2
<<locked>>
81%
47079
77%
**72
100%
Hodgdon Benchmark
<<locked>>
81%
49255
81%
**16
100%
Hodgdon CFE223
<<locked>>
81%
39088
64%
**61
97%
Hodgdon H322
<<locked>>
81%
50299
83%
**56
100%
Hodgdon H380
<<locked>>
81%
38464
63%
**02
96%
[Hodgdon H414]*
<<locked>>
81%
33866
56%
**46
91%
[Hodgdon H4350]*
<<locked>>
86%
33388
55%
**74
90%
Hodgdon H4895
<<locked>>
81%
45818
75%
**33
100%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
27137
45%
**59
94%
[Hodgdon LVR]*
<<locked>>
81%
32097
53%
**00
93%
[Hodgdon Superperformance]*
<<locked>>
84%
34360
56%
**65
90%
Hodgdon VARGET
<<locked>>
81%
38377
63%
**75
97%
IMR 3031
<<locked>>
81%
41669
68%
**64
100%
IMR 4064
<<locked>>
81%
37811
62%
**52
97%
[IMR 4166 Enduron]*
<<locked>>
81%
37898
62%
**23
93%
[IMR 4350]*
<<locked>>
84%
33417
55%
**77
90%
[IMR 4451 Enduron]*
<<locked>>
81%
35839
59%
**10
92%
[IMR 4831]*
<<locked>>
81%
25657
42%
**33
91%
IMR 4895
<<locked>>
81%
41887
69%
**87
99%
IMR 8208 XBR
<<locked>>
81%
47543
78%
**30
100%
Lovex D073.6
<<locked>>
81%
44295
73%
**03
100%
Lovex S060
<<locked>>
81%
45310
74%
**57
99%
Lovex S062
<<locked>>
81%
40219
66%
**15
99%
[Lovex S065]*
<<locked>>
81%
33170
54%
**60
93%
[Lovex S070]*
<<locked>>
81%
31314
51%
**31
90%
Norma 201
<<locked>>
81%
44541
73%
**77
100%
Norma 202
<<locked>>
81%
44614
73%
**80
100%
Norma 203B
<<locked>>
81%
40350
66%
**51
98%
[Norma 204]*
<<locked>>
88%
37565
62%
**98
90%
[Norma MRP]*
<<locked>>
93%
33765
55%
**02
90%
[Norma URP]*
<<locked>>
81%
29327
48%
**34
93%
Ramshot Big Game
<<locked>>
81%
39842
65%
**57
98%
[Ramshot Hunter]*
<<locked>>
82%
29791
49%
**41
90%
Ramshot TAC
<<locked>>
81%
47369
78%
**36
98%
Ramshot Wild Boar
<<locked>>
81%
47036
77%
**56
99%
Ramshot X-Terminator
<<locked>>
81%
51097
84%
**75
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
39015
64%
**85
94%
ReloadSwiss RS 52
<<locked>>
81%
42873
70%
**59
98%
ReloadSwiss RS 60
<<locked>>
81%
34969
57%
**28
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
28645
47%
**47
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
29008
48%
**34
90%
Rottweil R 901
<<locked>>
81%
48414
79%
**10
100%
Rottweil R 902
<<locked>>
81%
42206
69%
**28
99%
Rottweil R 903
<<locked>>
81%
35462
58%
**49
98%
[Rottweil R 904]*
<<locked>>
94%
40901
67%
**41
90%
[Rottweil R 905]*
<<locked>>
93%
36347
60%
**98
90%
[Rottweil R 907]*
<<locked>>
81%
34272
56%
**74
91%
SNPE Vectan SP 11
<<locked>>
81%
36390
60%
**95
97%
SNPE Vectan SP 7
<<locked>>
81%
45788
75%
**13
98%
SNPE Vectan SP 9
<<locked>>
81%
43685
72%
**90
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
45847
75%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
37942
62%
**06
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
32024
53%
**01
91%
[Shooters World Long Rifle]*
<<locked>>
81%
33170
54%
**60
93%
Shooters World Match Rifle
<<locked>>
81%
44295
73%
**03
100%
Shooters World Precision
<<locked>>
81%
40219
66%
**15
99%
Somchem S335
<<locked>>
81%
45556
75%
**34
100%
Somchem S341
<<locked>>
81%
45382
75%
**07
99%
Somchem S355
<<locked>>
81%
36390
60%
**56
98%
Somchem S365
<<locked>>
81%
26324
43%
**95
95%
[Somchem S385]*
<<locked>>
90%
32967
54%
**13
90%
Vihtavuori N130
<<locked>>
81%
50966
84%
**74
100%
Vihtavuori N133
<<locked>>
81%
43047
71%
**79
100%
Vihtavuori N135
<<locked>>
81%
35505
58%
**03
100%
Vihtavuori N140
<<locked>>
81%
41930
69%
**18
100%
Vihtavuori N150
<<locked>>
81%
31053
51%
**21
98%
[Vihtavuori N160]*
<<locked>>
81%
31952
52%
**77
94%
Vihtavuori N530
<<locked>>
81%
49966
82%
**75
100%
Vihtavuori N540
<<locked>>
81%
41423
68%
**34
100%
[Vihtavuori N550]*
<<locked>>
81%
32126
53%
**06
94%
[Vihtavuori N555]*
<<locked>>
83%
24076
40%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30690
50%
**28
96%
Winchester 748
<<locked>>
81%
50865
84%
**21
100%
[Winchester 760]*
<<locked>>
81%
33866
56%
**46
91%
[Winchester StaBALL HD]*
<<locked>>
90%
24787
41%
**75
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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