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

Recommended Powder(s): Alliant Power Pro 2000-MR, 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:
2026-03-25

Load data for 204 loads in caliber .375 Blaser Mag with .375 | 270gr | Atomic 29 HP bullet and 102 powders such as Alliant Power Pro 2000-MR, 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>>
88%
54781
90%
**71
100%
ADI AR 2208
<<locked>>
93%
54491
89%
**57
100%
[ADI AR 2209]*
<<locked>>
97%
41843
69%
**07
92%
ADI Benchmark 8208
<<locked>>
86%
54810
90%
**41
100%
Accurate 2015
<<locked>>
84%
54360
89%
**59
100%
Accurate 2200
<<locked>>
86%
54549
90%
**41
99%
Accurate 2495
<<locked>>
87%
54592
90%
**31
100%
Accurate 2520
<<locked>>
86%
54752
90%
**57
100%
Accurate 2700
<<locked>>
94%
54418
89%
**98
97%
[Accurate 3100]*
<<locked>>
97%
33504
55%
**49
93%
Accurate 4064
<<locked>>
93%
54781
90%
**57
100%
Accurate 4350
<<locked>>
97%
47601
78%
**31
99%
Alliant AR-Comp
<<locked>>
86%
54389
89%
**02
100%
Alliant Power Pro 2000-MR 👍
<<locked>>
90%
54491
89%
**85
100%
Alliant Reloder- TS 15.5
<<locked>>
93%
54549
90%
**84
100%
Alliant Reloder-15
<<locked>>
91%
54491
89%
**94
100%
Alliant Reloder-16
<<locked>>
97%
47239
78%
**44
99%
Alliant Reloder-17 👍
<<locked>>
97%
54505
89%
**89
100%
[Alliant Reloder-19]*
<<locked>>
97%
40814
67%
**97
92%
Alliant Reloder-23
<<locked>>
97%
33199
54%
**88
97%
Alliant Reloder-26
<<locked>>
97%
36187
59%
**10
95%
Baschieri & Pellagri 107
<<locked>>
88%
54389
89%
**87
100%
Bofors RP3
<<locked>>
93%
54534
90%
**87
100%
Bofors RP7
<<locked>>
97%
54389
89%
**51
97%
Hodgdon BL-C2
<<locked>>
86%
54302
89%
**87
100%
Hodgdon Benchmark
<<locked>>
85%
54694
90%
**02
100%
Hodgdon CFE223 👍
<<locked>>
91%
54636
90%
**33
100%
Hodgdon H322
<<locked>>
84%
54331
89%
**21
100%
Hodgdon H380
<<locked>>
92%
54505
89%
**80
99%
Hodgdon H414
<<locked>>
96%
54128
89%
**33
98%
Hodgdon H4350
<<locked>>
97%
45716
75%
**36
95%
Hodgdon H4895
<<locked>>
87%
54708
90%
**74
100%
Hodgdon Hybrid 100V
<<locked>>
97%
43511
71%
**33
99%
Hodgdon LVR
<<locked>>
97%
52112
86%
**90
99%
Hodgdon Superperformance
<<locked>>
97%
52170
86%
**26
97%
Hodgdon VARGET
<<locked>>
93%
54781
90%
**57
100%
Hodgdon TrailBoss
<<locked>>
97%
33663
55%
**81
100%
IMR 3031
<<locked>>
90%
54520
90%
**61
100%
IMR 4064
<<locked>>
94%
54360
89%
**44
100%
IMR 4166 Enduron
<<locked>>
94%
54447
89%
**25
98%
IMR 4350
<<locked>>
97%
48515
80%
**79
96%
IMR 4451 Enduron
<<locked>>
95%
54694
90%
**54
97%
IMR 4831
<<locked>>
97%
40538
67%
**93
97%
IMR 4895
<<locked>>
90%
54592
90%
**97
100%
IMR 8208 XBR
<<locked>>
86%
54810
90%
**41
100%
Lovex D073.6
<<locked>>
88%
54447
89%
**54
100%
Lovex S060
<<locked>>
87%
54288
89%
**05
100%
Lovex S062
<<locked>>
92%
54766
90%
**51
100%
Lovex S065
<<locked>>
97%
52475
86%
**31
98%
Lovex S070
<<locked>>
97%
50082
82%
**15
97%
Norma 201
<<locked>>
88%
54331
89%
**38
100%
Norma 202
<<locked>>
88%
54810
90%
**38
100%
Norma 203B
<<locked>>
91%
54404
89%
**94
100%
[Norma 204]*
<<locked>>
97%
48675
80%
**15
94%
[Norma MRP]*
<<locked>>
97%
36854
61%
**84
92%
Norma URP
<<locked>>
97%
47718
78%
**35
99%
Ramshot Big Game 👍
<<locked>>
91%
54302
89%
**07
100%
Ramshot Hunter
<<locked>>
97%
46847
77%
**25
97%
Ramshot TAC
<<locked>>
86%
54607
90%
**57
99%
Ramshot Wild Boar
<<locked>>
86%
54737
90%
**77
100%
Ramshot X-Terminator
<<locked>>
83%
54288
89%
**25
100%
ReloadSwiss RS 14
<<locked>>
96%
33924
56%
**14
100%
ReloadSwiss RS 50
<<locked>>
92%
54752
90%
**64
98%
ReloadSwiss RS 52
<<locked>>
89%
54549
90%
**49
100%
ReloadSwiss RS 60
<<locked>>
95%
54607
90%
**89
100%
ReloadSwiss RS 62
<<locked>>
97%
47456
78%
**54
99%
ReloadSwiss RS 70
<<locked>>
97%
47935
79%
**77
98%
Rottweil R 901
<<locked>>
86%
54824
90%
**15
100%
Rottweil R 902
<<locked>>
90%
54810
90%
**31
100%
Rottweil R 903
<<locked>>
95%
54259
89%
**80
100%
[Rottweil R 905]*
<<locked>>
97%
39320
65%
**74
92%
Rottweil R 907
<<locked>>
97%
54389
89%
**51
97%
SNPE Vectan SP 11 👍
<<locked>>
94%
54665
90%
**17
100%
SNPE Vectan SP 7
<<locked>>
87%
54099
89%
**48
99%
SNPE Vectan SP 9
<<locked>>
89%
54636
90%
**67
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
54462
89%
**56
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
54360
89%
**52
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
52649
86%
**82
97%
Shooters World Long Rifle
<<locked>>
97%
52475
86%
**31
98%
Shooters World Match Rifle
<<locked>>
88%
54447
89%
**54
100%
Shooters World Precision
<<locked>>
92%
54766
90%
**51
100%
Somchem S321
<<locked>>
83%
54563
90%
**51
100%
Somchem S335
<<locked>>
88%
54810
90%
**72
100%
Somchem S341
<<locked>>
87%
54273
89%
**44
100%
Somchem S355
<<locked>>
95%
54578
90%
**77
100%
Somchem S365
<<locked>>
97%
42453
70%
**89
100%
[Somchem S385]*
<<locked>>
97%
39871
65%
**67
93%
Vihtavuori N130
<<locked>>
84%
54752
90%
**33
100%
Vihtavuori N133
<<locked>>
90%
54549
90%
**43
100%
Vihtavuori N135
<<locked>>
96%
54215
89%
**98
100%
Vihtavuori N140
<<locked>>
90%
54549
90%
**12
100%
Vihtavuori N150
<<locked>>
97%
49472
81%
**72
100%
Vihtavuori N160
<<locked>>
97%
52837
87%
**64
99%
Vihtavuori N530
<<locked>>
84%
54563
90%
**51
100%
Vihtavuori N540
<<locked>>
90%
54244
89%
**38
100%
Vihtavuori N550
<<locked>>
97%
52634
86%
**10
99%
Vihtavuori N555
<<locked>>
97%
35520
58%
**57
97%
Winchester 6.5 StaBALL
<<locked>>
97%
51010
84%
**25
100%
Winchester 748
<<locked>>
83%
54259
89%
**74
100%
Winchester 760
<<locked>>
96%
54128
89%
**33
98%
Winchester StaBALL HD
<<locked>>
97%
29414
48%
**52
95%
[Winchester Supreme 780]*
<<locked>>
97%
41220
68%
**70
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
44121
72%
**03
99%
ADI AR 2208
<<locked>>
81%
37478
62%
**62
97%
[ADI AR 2209]*
<<locked>>
94%
38043
62%
**21
90%
ADI Benchmark 8208
<<locked>>
81%
46369
76%
**13
100%
Accurate 2015
<<locked>>
81%
49966
82%
**03
100%
Accurate 2200
<<locked>>
81%
46615
77%
**13
98%
Accurate 2495
<<locked>>
81%
45049
74%
**97
100%
Accurate 2520
<<locked>>
81%
45977
75%
**39
100%
[Accurate 2700]*
<<locked>>
81%
35810
59%
**77
91%
[Accurate 3100]*
<<locked>>
92%
28543
47%
**31
90%
Accurate 4064
<<locked>>
81%
37695
62%
**92
100%
[Accurate 4350]*
<<locked>>
81%
27238
45%
**08
92%
Alliant AR-Comp
<<locked>>
81%
46514
76%
**07
100%
Alliant Power Pro 2000-MR
<<locked>>
81%
40132
66%
**36
98%
Alliant Reloder- TS 15.5
<<locked>>
81%
36869
61%
**79
98%
Alliant Reloder-15
<<locked>>
81%
39726
65%
**44
98%
[Alliant Reloder-16]*
<<locked>>
81%
28689
47%
**31
92%
Alliant Reloder-17
<<locked>>
81%
31763
52%
**46
96%
[Alliant Reloder-19]*
<<locked>>
94%
37072
61%
**08
90%
[Alliant Reloder-23]*
<<locked>>
86%
23525
39%
**96
90%
[Alliant Reloder-26]*
<<locked>>
90%
28456
47%
**93
90%
Baschieri & Pellagri 107
<<locked>>
81%
43526
71%
**16
98%
Bofors RP3
<<locked>>
81%
36274
60%
**85
98%
[Bofors RP7]*
<<locked>>
81%
33083
54%
**54
90%
Hodgdon BL-C2
<<locked>>
81%
45905
75%
**59
100%
Hodgdon Benchmark
<<locked>>
81%
48211
79%
**10
100%
Hodgdon CFE223
<<locked>>
81%
37971
62%
**48
97%
Hodgdon H322
<<locked>>
81%
49342
81%
**52
100%
Hodgdon H380
<<locked>>
81%
37333
61%
**85
96%
[Hodgdon H414]*
<<locked>>
81%
32851
54%
**26
91%
[Hodgdon H4350]*
<<locked>>
87%
33373
55%
**80
90%
Hodgdon H4895
<<locked>>
81%
44628
73%
**20
99%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26020
43%
**36
93%
[Hodgdon LVR]*
<<locked>>
81%
30937
51%
**74
93%
[Hodgdon Superperformance]*
<<locked>>
85%
34098
56%
**62
90%
Hodgdon VARGET
<<locked>>
81%
37347
61%
**59
97%
Hodgdon TrailBoss
<<locked>>
85%
28558
47%
**83
100%
IMR 3031
<<locked>>
81%
40509
67%
**51
100%
IMR 4064
<<locked>>
81%
36695
60%
**39
97%
[IMR 4166 Enduron]*
<<locked>>
81%
36912
61%
**10
93%
[IMR 4350]*
<<locked>>
85%
33112
54%
**74
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34780
57%
**90
92%
[IMR 4831]*
<<locked>>
81%
24743
41%
**13
90%
IMR 4895
<<locked>>
81%
40756
67%
**74
99%
IMR 8208 XBR
<<locked>>
81%
46369
76%
**13
100%
Lovex D073.6
<<locked>>
81%
42888
70%
**87
100%
Lovex S060
<<locked>>
81%
44469
73%
**51
99%
Lovex S062
<<locked>>
81%
39001
64%
**98
99%
[Lovex S065]*
<<locked>>
81%
31995
53%
**44
93%
[Lovex S070]*
<<locked>>
82%
30763
51%
**31
90%
Norma 201
<<locked>>
81%
43221
71%
**64
100%
Norma 202
<<locked>>
81%
43453
71%
**67
100%
Norma 203B
<<locked>>
81%
38986
64%
**31
98%
[Norma 204]*
<<locked>>
89%
37724
62%
**05
90%
[Norma MRP]*
<<locked>>
94%
33852
56%
**08
90%
[Norma URP]*
<<locked>>
81%
28152
46%
**15
92%
Ramshot Big Game
<<locked>>
81%
38696
64%
**41
98%
[Ramshot Hunter]*
<<locked>>
83%
29878
49%
**51
90%
Ramshot TAC
<<locked>>
81%
46412
76%
**26
97%
Ramshot Wild Boar
<<locked>>
81%
45788
75%
**46
99%
Ramshot X-Terminator
<<locked>>
81%
50140
82%
**59
100%
ReloadSwiss RS 14
<<locked>>
81%
26934
44%
**80
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37913
62%
**69
94%
ReloadSwiss RS 52
<<locked>>
81%
41640
68%
**43
98%
ReloadSwiss RS 60
<<locked>>
81%
33837
56%
**15
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
27427
45%
**21
91%
[ReloadSwiss RS 70]*
<<locked>>
82%
29327
48%
**54
90%
Rottweil R 901
<<locked>>
81%
46862
77%
**97
100%
Rottweil R 902
<<locked>>
81%
40930
67%
**15
99%
Rottweil R 903
<<locked>>
81%
34011
56%
**23
97%
[Rottweil R 905]*
<<locked>>
94%
36056
59%
**02
90%
[Rottweil R 907]*
<<locked>>
81%
33083
54%
**54
90%
SNPE Vectan SP 11
<<locked>>
81%
35244
58%
**79
97%
SNPE Vectan SP 7
<<locked>>
81%
44512
73%
**97
98%
SNPE Vectan SP 9
<<locked>>
81%
42685
70%
**80
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
44672
73%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36912
61%
**93
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
30792
51%
**85
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31995
53%
**44
93%
Shooters World Match Rifle
<<locked>>
81%
42888
70%
**87
100%
Shooters World Precision
<<locked>>
81%
39001
64%
**98
99%
Somchem S321
<<locked>>
81%
50154
82%
**89
100%
Somchem S335
<<locked>>
81%
44295
73%
**21
100%
Somchem S341
<<locked>>
81%
44164
73%
**93
99%
Somchem S355
<<locked>>
81%
35114
58%
**43
98%
Somchem S365
<<locked>>
81%
25208
41%
**69
95%
[Somchem S385]*
<<locked>>
91%
32909
54%
**16
90%
Vihtavuori N130
<<locked>>
81%
49763
82%
**67
100%
Vihtavuori N133
<<locked>>
81%
42105
69%
**72
100%
Vihtavuori N135
<<locked>>
81%
34258
56%
**87
100%
Vihtavuori N140
<<locked>>
81%
40698
67%
**05
100%
Vihtavuori N150
<<locked>>
81%
29921
49%
**98
97%
[Vihtavuori N160]*
<<locked>>
81%
30777
51%
**54
93%
Vihtavuori N530
<<locked>>
81%
48820
80%
**66
100%
Vihtavuori N540
<<locked>>
81%
40292
66%
**21
100%
[Vihtavuori N550]*
<<locked>>
81%
31053
51%
**93
94%
[Vihtavuori N555]*
<<locked>>
85%
23801
39%
**36
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29689
49%
**08
95%
Winchester 748
<<locked>>
81%
49821
82%
**15
100%
[Winchester 760]*
<<locked>>
81%
32851
54%
**26
91%
[Winchester StaBALL HD]*
<<locked>>
91%
24816
41%
**78
90%
[Winchester Supreme 780]*
<<locked>>
94%
37347
61%
**88
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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