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Load data for .375 Blaser Mag + .375 | 200gr | Sierra SPFN

Recommended Powder(s): Alliant Reloder- TS 15.5, IMR 4895, Norma 203B, ReloadSwiss RS 52, SNPE Vectan SP 9

.375 Blaser Mag + .375 | 200gr | Sierra SPFN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 200gr | Sierra SPFN
Manufacturer SKU:
2900
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
0.831" | 21.1mm
Caliber:
.375 Blaser Mag load data
Case Length (l3):
2.814" | 71.5mm
Cartridge Length (C.O.L.):
3.523" | 89.5mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
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_B5956_C536
Last updated:
2025-01-01

Load data for 182 loads in caliber .375 Blaser Mag with .375 | 200gr | Sierra SPFN bullet and 91 powders such as Alliant Reloder- TS 15.5, IMR 4895, Norma 203B, ReloadSwiss RS 52, SNPE Vectan SP 9. 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 2206H
<<locked>>
89%
54694
90%
**23
99%
ADI AR 2208
<<locked>>
95%
54824
90%
**04
99%
Accurate 2015
<<locked>>
85%
54259
89%
**22
100%
Accurate 2200
<<locked>>
88%
54694
90%
**81
98%
Accurate 2230
<<locked>>
83%
54273
89%
**58
99%
Accurate 2460
<<locked>>
83%
54433
89%
**64
100%
Accurate 2495
<<locked>>
89%
54476
89%
**97
100%
Accurate 2520
<<locked>>
88%
54549
90%
**04
100%
[Accurate 2700]*
<<locked>>
95%
54621
90%
**15
94%
Accurate 4064
<<locked>>
94%
54375
89%
**07
100%
Accurate 4350
<<locked>>
97%
44628
73%
**92
96%
Alliant AR-Comp
<<locked>>
88%
54621
90%
**81
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
95%
54810
90%
**30
99%
Alliant Reloder-10x
<<locked>>
83%
54389
89%
**38
100%
Alliant Reloder-15
<<locked>>
93%
54505
89%
**36
99%
Alliant Reloder-16
<<locked>>
97%
44556
73%
**99
96%
Alliant Reloder-17
<<locked>>
97%
51605
85%
**76
99%
Baschieri & Pellagri 107
<<locked>>
90%
54810
90%
**33
98%
Hodgdon BL-C2
<<locked>>
88%
54650
90%
**33
100%
Hodgdon Benchmark
<<locked>>
87%
54404
89%
**38
100%
Hodgdon CFE223
<<locked>>
93%
54665
90%
**63
98%
Hodgdon H322
<<locked>>
86%
54592
90%
**84
100%
Hodgdon H380
<<locked>>
94%
54389
89%
**17
97%
Hodgdon H414
<<locked>>
97%
53229
87%
**43
95%
Hodgdon Hybrid 100V
<<locked>>
97%
40915
67%
**84
97%
Hodgdon LVR
<<locked>>
97%
48820
80%
**58
96%
[Hodgdon Superperformance]*
<<locked>>
97%
49226
81%
**77
93%
Hodgdon VARGET
<<locked>>
95%
54824
90%
**04
99%
Hodgdon TrailBoss
<<locked>>
96%
33214
55%
**93
100%
IMR 3031
<<locked>>
92%
54389
89%
**23
100%
IMR 4064
<<locked>>
96%
54665
90%
**91
99%
IMR 4166 Enduron
<<locked>>
96%
54636
90%
**48
95%
[IMR 4350]*
<<locked>>
97%
45861
75%
**30
92%
IMR 4451 Enduron
<<locked>>
97%
53708
88%
**58
95%
[IMR 4831]*
<<locked>>
97%
37942
62%
**22
94%
IMR 4895 👍
<<locked>>
92%
54824
90%
**53
99%
IMR 8208 XBR
<<locked>>
88%
54462
89%
**87
100%
Lovex D073.5
<<locked>>
84%
54433
89%
**64
100%
Lovex D073.6
<<locked>>
90%
54549
90%
**04
100%
Lovex S060
<<locked>>
89%
54389
89%
**45
99%
Lovex S062
<<locked>>
94%
54810
90%
**97
100%
Lovex S065
<<locked>>
97%
49690
82%
**05
96%
[Lovex S070]*
<<locked>>
97%
47297
78%
**76
94%
Norma 201
<<locked>>
90%
54795
90%
**87
100%
Norma 202
<<locked>>
90%
54418
89%
**81
100%
Norma 203B 👍
<<locked>>
93%
54273
89%
**36
99%
Norma URP
<<locked>>
97%
44802
74%
**86
96%
Ramshot Big Game
<<locked>>
93%
54708
90%
**56
99%
[Ramshot Hunter]*
<<locked>>
97%
44237
73%
**66
93%
Ramshot TAC
<<locked>>
88%
54766
90%
**84
97%
Ramshot Wild Boar
<<locked>>
88%
54563
90%
**17
99%
Ramshot X-Terminator
<<locked>>
85%
54447
89%
**58
99%
ReloadSwiss RS 14
<<locked>>
97%
33808
55%
**42
100%
ReloadSwiss RS 40
<<locked>>
84%
54752
90%
**81
100%
ReloadSwiss RS 50
<<locked>>
94%
54505
89%
**84
96%
ReloadSwiss RS 52 👍
<<locked>>
93%
54360
89%
**66
100%
ReloadSwiss RS 60
<<locked>>
97%
49966
82%
**59
99%
ReloadSwiss RS 62
<<locked>>
97%
44802
74%
**18
96%
[ReloadSwiss RS 70]*
<<locked>>
97%
45266
74%
**22
94%
Rottweil R 901
<<locked>>
88%
54650
90%
**58
100%
Rottweil R 902
<<locked>>
92%
54259
89%
**74
100%
Rottweil R 903
<<locked>>
97%
54447
89%
**20
99%
[Rottweil R 907]*
<<locked>>
97%
52141
86%
**28
94%
SNPE Vectan SP 11
<<locked>>
96%
54752
90%
**66
99%
SNPE Vectan SP 7
<<locked>>
89%
54810
90%
**94
97%
SNPE Vectan SP 9 👍
<<locked>>
90%
54549
90%
**14
99%
SNPE Vectan Tubal 3000
<<locked>>
89%
54723
90%
**05
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
54317
89%
**95
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
49835
82%
**49
94%
Shooters World Long Rifle
<<locked>>
97%
49690
82%
**05
96%
Shooters World Match Rifle
<<locked>>
90%
54549
90%
**04
100%
Shooters World Precision
<<locked>>
94%
54810
90%
**97
100%
Somchem S321
<<locked>>
85%
54621
90%
**00
100%
Somchem S335
<<locked>>
89%
54288
89%
**15
100%
Somchem S341
<<locked>>
89%
54462
89%
**84
99%
Somchem S355
<<locked>>
96%
54491
89%
**10
99%
Somchem S365
<<locked>>
97%
39769
65%
**20
98%
Vihtavuori N130
<<locked>>
86%
54665
90%
**82
100%
Vihtavuori N133
<<locked>>
91%
54215
89%
**92
100%
Vihtavuori N135
<<locked>>
97%
52083
86%
**25
100%
Vihtavuori N140
<<locked>>
92%
54766
90%
**61
100%
Vihtavuori N150
<<locked>>
97%
46659
77%
**43
99%
Vihtavuori N160
<<locked>>
97%
49385
81%
**35
97%
Vihtavuori N530
<<locked>>
86%
54650
90%
**94
100%
Vihtavuori N540
<<locked>>
92%
54331
89%
**87
100%
Vihtavuori N550
<<locked>>
97%
49792
82%
**87
97%
[Vihtavuori N555]*
<<locked>>
97%
33257
55%
**66
92%
Winchester 6.5 StaBALL
<<locked>>
97%
47935
79%
**76
98%
Winchester 748
<<locked>>
85%
54795
90%
**43
100%
Winchester 760
<<locked>>
97%
53229
87%
**43
95%
Winchester StaBALL Match
<<locked>>
84%
54650
90%
**20
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41829
69%
**74
96%
[ADI AR 2208]*
<<locked>>
81%
35563
58%
**00
93%
Accurate 2015
<<locked>>
81%
47471
78%
**07
100%
Accurate 2200
<<locked>>
81%
44048
72%
**71
95%
Accurate 2230
<<locked>>
81%
49835
82%
**86
99%
Accurate 2460
<<locked>>
81%
49864
82%
**89
100%
Accurate 2495
<<locked>>
81%
42496
70%
**87
100%
Accurate 2520
<<locked>>
81%
43236
71%
**10
99%
[Accurate 2700]*
<<locked>>
88%
42177
69%
**85
90%
Accurate 4064
<<locked>>
81%
35752
59%
**46
99%
[Accurate 4350]*
<<locked>>
87%
30980
51%
**64
90%
Alliant AR-Comp
<<locked>>
81%
43236
71%
**94
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34548
57%
**17
95%
Alliant Reloder-10x
<<locked>>
81%
51314
84%
**82
100%
[Alliant Reloder-15]*
<<locked>>
81%
37478
62%
**85
94%
[Alliant Reloder-16]*
<<locked>>
87%
32474
53%
**87
90%
[Alliant Reloder-17]*
<<locked>>
81%
30066
49%
**38
91%
Baschieri & Pellagri 107
<<locked>>
81%
40799
67%
**61
95%
Hodgdon BL-C2
<<locked>>
81%
43178
71%
**20
98%
Hodgdon Benchmark
<<locked>>
81%
45992
76%
**90
99%
[Hodgdon CFE223]*
<<locked>>
81%
35766
59%
**72
93%
Hodgdon H322
<<locked>>
81%
46485
76%
**53
100%
[Hodgdon H380]*
<<locked>>
81%
35404
58%
**23
92%
[Hodgdon H414]*
<<locked>>
88%
39769
65%
**61
90%
[Hodgdon Hybrid 100V]*
<<locked>>
85%
27673
45%
**20
90%
[Hodgdon LVR]*
<<locked>>
85%
33634
55%
**07
90%
[Hodgdon Superperformance]*
<<locked>>
93%
43062
71%
**36
90%
[Hodgdon VARGET]*
<<locked>>
81%
35244
58%
**90
93%
Hodgdon TrailBoss
<<locked>>
81%
26440
43%
**36
100%
IMR 3031
<<locked>>
81%
37710
62%
**22
100%
[IMR 4064]*
<<locked>>
81%
34693
57%
**74
93%
[IMR 4166 Enduron]*
<<locked>>
85%
39102
64%
**36
90%
[IMR 4350]*
<<locked>>
94%
41321
68%
**31
90%
[IMR 4451 Enduron]*
<<locked>>
87%
39842
65%
**76
90%
[IMR 4831]*
<<locked>>
90%
30777
51%
**31
90%
IMR 4895
<<locked>>
81%
38421
63%
**18
95%
IMR 8208 XBR
<<locked>>
81%
43918
72%
**87
98%
Lovex D073.5
<<locked>>
81%
49414
81%
**82
100%
Lovex D073.6
<<locked>>
81%
40393
66%
**44
99%
Lovex S060
<<locked>>
81%
42192
69%
**12
97%
Lovex S062
<<locked>>
81%
36956
61%
**46
97%
[Lovex S065]*
<<locked>>
85%
34635
57%
**71
90%
[Lovex S070]*
<<locked>>
90%
38450
63%
**76
90%
Norma 201
<<locked>>
81%
40959
67%
**22
98%
Norma 202
<<locked>>
81%
41075
67%
**44
99%
Norma 203B
<<locked>>
81%
36999
61%
**76
95%
[Norma URP]*
<<locked>>
86%
31647
52%
**64
90%
[Ramshot Big Game]*
<<locked>>
81%
36361
60%
**79
94%
[Ramshot Hunter]*
<<locked>>
92%
37130
61%
**95
90%
[Ramshot TAC]*
<<locked>>
81%
43816
72%
**77
94%
Ramshot Wild Boar
<<locked>>
81%
43091
71%
**00
97%
Ramshot X-Terminator
<<locked>>
81%
47674
78%
**36
98%
ReloadSwiss RS 14
<<locked>>
81%
26614
44%
**75
100%
ReloadSwiss RS 40
<<locked>>
81%
49588
81%
**95
100%
[ReloadSwiss RS 50]*
<<locked>>
82%
37028
61%
**23
90%
ReloadSwiss RS 52
<<locked>>
81%
35244
58%
**76
96%
[ReloadSwiss RS 60]*
<<locked>>
81%
29327
48%
**18
91%
[ReloadSwiss RS 62]*
<<locked>>
88%
32677
54%
**13
90%
[ReloadSwiss RS 70]*
<<locked>>
90%
36274
60%
**95
90%
Rottweil R 901
<<locked>>
81%
44933
74%
**90
100%
Rottweil R 902
<<locked>>
81%
39030
64%
**69
97%
[Rottweil R 903]*
<<locked>>
81%
32140
53%
**54
94%
[Rottweil R 907]*
<<locked>>
89%
41118
68%
**08
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
33272
55%
**97
93%
[SNPE Vectan SP 7]*
<<locked>>
81%
41930
69%
**41
94%
SNPE Vectan SP 9
<<locked>>
81%
40219
66%
**25
96%
SNPE Vectan Tubal 3000
<<locked>>
81%
42554
70%
**95
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
34940
57%
**41
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
89%
38218
63%
**20
90%
[Shooters World Long Rifle]*
<<locked>>
85%
34635
57%
**71
90%
Shooters World Match Rifle
<<locked>>
81%
40393
66%
**44
99%
Shooters World Precision
<<locked>>
81%
36956
61%
**46
97%
Somchem S321
<<locked>>
81%
47529
78%
**79
99%
Somchem S335
<<locked>>
81%
42105
69%
**95
100%
Somchem S341
<<locked>>
81%
41655
68%
**44
96%
[Somchem S355]*
<<locked>>
81%
33243
55%
**64
94%
[Somchem S365]*
<<locked>>
83%
25512
42%
**97
90%
Vihtavuori N130
<<locked>>
81%
47311
78%
**67
100%
Vihtavuori N133
<<locked>>
81%
39827
65%
**43
100%
Vihtavuori N135
<<locked>>
81%
32126
53%
**25
99%
Vihtavuori N140
<<locked>>
81%
38348
63%
**62
99%
[Vihtavuori N150]*
<<locked>>
81%
28123
46%
**00
93%
[Vihtavuori N160]*
<<locked>>
84%
31952
52%
**31
90%
Vihtavuori N530
<<locked>>
81%
46079
76%
**46
99%
Vihtavuori N540
<<locked>>
81%
38014
62%
**69
99%
[Vihtavuori N550]*
<<locked>>
84%
32184
53%
**74
90%
[Vihtavuori N555]*
<<locked>>
93%
30052
49%
**64
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28326
46%
**93
91%
Winchester 748
<<locked>>
81%
46557
76%
**99
99%
[Winchester 760]*
<<locked>>
88%
39769
65%
**61
90%
Winchester StaBALL Match
<<locked>>
81%
49821
82%
**41
99%

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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