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Load data for .375 Blaser Mag + .375 | 270gr | Woodleigh RN SN

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Alliant Reloder-17, Norma URP, Vihtavuori N550

.375 Blaser Mag + .375 | 270gr | Woodleigh RN SN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Woodleigh RN SN
Manufacturer SKU:
42
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.088" | 27.6mm
Caliber:
.375 Blaser Mag load data
Case Length (l3):
2.814" | 71.5mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.356" | 9.0mm
Shank Seated Depth:
0.356" | 9.0mm
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_B12117_C536
Last updated:
2026-01-25

Load data for 186 loads in caliber .375 Blaser Mag with .375 | 270gr | Woodleigh RN SN bullet and 93 powders such as Accurate 4350, Alliant Reloder-16, Alliant Reloder-17, Norma URP, 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.

    .

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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>>
84%
54491
89%
**03
100%
ADI AR 2208
<<locked>>
90%
54621
90%
**90
100%
ADI AR 2209
<<locked>>
97%
47108
77%
**35
95%
Accurate 2200
<<locked>>
83%
54491
89%
**74
100%
Accurate 2700
<<locked>>
91%
54563
90%
**41
97%
Accurate 3100
<<locked>>
97%
39624
65%
**90
96%
Accurate 4064
<<locked>>
88%
54534
90%
**71
100%
Accurate 4350 👍
<<locked>>
96%
54433
89%
**56
100%
Alliant Power Pro 2000-MR
<<locked>>
86%
54534
90%
**15
100%
Alliant Reloder- TS 15.5
<<locked>>
90%
54650
90%
**07
100%
Alliant Reloder-15
<<locked>>
87%
54766
90%
**26
100%
Alliant Reloder-16 👍
<<locked>>
97%
52895
87%
**72
100%
Alliant Reloder-17 👍
<<locked>>
93%
54346
89%
**15
100%
Alliant Reloder-19
<<locked>>
97%
45861
75%
**25
95%
[Alliant Reloder-22]*
<<locked>>
97%
40190
66%
**52
93%
Alliant Reloder-23
<<locked>>
97%
37942
62%
**23
99%
[Alliant Reloder-25]*
<<locked>>
97%
33649
55%
**18
93%
Alliant Reloder-26
<<locked>>
97%
41901
69%
**67
98%
Baschieri & Pellagri 107
<<locked>>
84%
54549
90%
**20
100%
Bofors RP3
<<locked>>
89%
54679
90%
**10
100%
[Bofors RP5]*
<<locked>>
97%
40190
66%
**52
93%
Bofors RP7
<<locked>>
93%
54230
89%
**80
98%
Hodgdon CFE223
<<locked>>
88%
54302
89%
**53
100%
Hodgdon H380
<<locked>>
89%
54288
89%
**13
100%
Hodgdon H414
<<locked>>
92%
54708
90%
**76
98%
Hodgdon H4350
<<locked>>
97%
51126
84%
**51
97%
Hodgdon H4895
<<locked>>
84%
54665
90%
**00
100%
Hodgdon Hybrid 100V
<<locked>>
97%
49066
81%
**54
100%
Hodgdon LVR
<<locked>>
94%
54317
89%
**53
99%
Hodgdon Superperformance
<<locked>>
95%
54650
90%
**02
98%
Hodgdon VARGET
<<locked>>
90%
54375
89%
**84
100%
IMR 3031
<<locked>>
87%
54563
90%
**77
100%
IMR 4064
<<locked>>
90%
54607
90%
**77
100%
IMR 4166 Enduron
<<locked>>
91%
54259
89%
**54
98%
IMR 4350
<<locked>>
97%
54143
89%
**00
98%
IMR 4451 Enduron
<<locked>>
92%
54201
89%
**84
98%
IMR 4831
<<locked>>
97%
46470
76%
**18
99%
IMR 4895
<<locked>>
86%
54462
89%
**23
100%
[IMR 4955 Enduron]*
<<locked>>
97%
43961
72%
**20
91%
IMR 8208 XBR
<<locked>>
83%
54563
90%
**67
100%
Lovex D073.6
<<locked>>
84%
54578
90%
**77
100%
Lovex S060
<<locked>>
85%
54766
90%
**41
100%
Lovex S062
<<locked>>
88%
54389
89%
**77
100%
Lovex S065
<<locked>>
95%
54752
90%
**94
99%
Lovex S070
<<locked>>
96%
54578
90%
**10
98%
[Lovex S071]*
<<locked>>
97%
33069
54%
**52
93%
Norma 201
<<locked>>
85%
54810
90%
**67
100%
Norma 202
<<locked>>
85%
54549
90%
**54
100%
Norma 203B
<<locked>>
88%
54636
90%
**13
100%
Norma 204
<<locked>>
97%
54433
89%
**46
96%
Norma MRP
<<locked>>
97%
42250
69%
**31
95%
Norma URP 👍
<<locked>>
97%
54476
89%
**62
100%
Ramshot Big Game
<<locked>>
87%
54447
89%
**33
100%
[Ramshot Grand]*
<<locked>>
97%
44947
74%
**35
92%
Ramshot Hunter
<<locked>>
97%
52663
86%
**43
99%
[Ramshot Magnum]*
<<locked>>
97%
38348
63%
**80
92%
ReloadSwiss RS 50
<<locked>>
89%
54810
90%
**00
99%
ReloadSwiss RS 52
<<locked>>
85%
54346
89%
**72
100%
ReloadSwiss RS 60
<<locked>>
91%
54737
90%
**22
100%
ReloadSwiss RS 62
<<locked>>
97%
54766
90%
**85
100%
ReloadSwiss RS 70
<<locked>>
97%
54128
89%
**18
100%
Rottweil R 902
<<locked>>
87%
54317
89%
**57
100%
Rottweil R 903
<<locked>>
91%
54592
90%
**07
100%
[Rottweil R 904]*
<<locked>>
97%
48588
80%
**18
94%
[Rottweil R 905]*
<<locked>>
97%
45063
74%
**08
94%
Rottweil R 907
<<locked>>
93%
54230
89%
**80
98%
SNPE Vectan SP 11
<<locked>>
90%
54476
89%
**40
100%
SNPE Vectan SP 7
<<locked>>
84%
54375
89%
**84
99%
SNPE Vectan SP 9
<<locked>>
85%
54621
90%
**97
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
54375
89%
**85
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
54447
89%
**82
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
54766
90%
**48
98%
Shooters World Long Rifle
<<locked>>
95%
54752
90%
**94
99%
Shooters World Match Rifle
<<locked>>
84%
54578
90%
**77
100%
Shooters World Precision
<<locked>>
88%
54389
89%
**77
100%
Somchem S335
<<locked>>
85%
54360
89%
**92
100%
Somchem S341
<<locked>>
84%
54404
89%
**77
100%
Somchem S355
<<locked>>
91%
54665
90%
**03
100%
[Somchem S361]*
<<locked>>
97%
50096
82%
**08
93%
Somchem S365
<<locked>>
97%
49037
81%
**07
100%
Somchem S385
<<locked>>
97%
45600
75%
**98
96%
Vihtavuori N133
<<locked>>
86%
54389
89%
**69
100%
Vihtavuori N135
<<locked>>
92%
54433
89%
**25
100%
Vihtavuori N140
<<locked>>
87%
54752
90%
**31
100%
Vihtavuori N150
<<locked>>
96%
54259
89%
**57
100%
Vihtavuori N160
<<locked>>
94%
54418
89%
**17
100%
[Vihtavuori N165]*
<<locked>>
97%
38029
62%
**38
93%
Vihtavuori N540
<<locked>>
87%
54462
89%
**64
100%
Vihtavuori N550 👍
<<locked>>
94%
54592
90%
**56
100%
Vihtavuori N555
<<locked>>
97%
41640
68%
**92
99%
Winchester 6.5 StaBALL
<<locked>>
96%
54636
90%
**07
100%
Winchester 760
<<locked>>
92%
54708
90%
**76
98%
Winchester StaBALL HD
<<locked>>
97%
33678
55%
**13
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
49110
81%
**15
100%
ADI AR 2208
<<locked>>
81%
41626
68%
**70
98%
[ADI AR 2209]*
<<locked>>
89%
36085
59%
**11
90%
Accurate 2200
<<locked>>
81%
51271
84%
**21
99%
[Accurate 2700]*
<<locked>>
81%
40089
66%
**95
94%
[Accurate 3100]*
<<locked>>
86%
27441
45%
**05
90%
Accurate 4064
<<locked>>
81%
43323
71%
**03
100%
Accurate 4350
<<locked>>
81%
31981
53%
**39
95%
Alliant Power Pro 2000-MR
<<locked>>
81%
44933
74%
**57
99%
Alliant Reloder- TS 15.5
<<locked>>
81%
41350
68%
**90
99%
Alliant Reloder-15
<<locked>>
81%
44411
73%
**52
99%
Alliant Reloder-16
<<locked>>
81%
32285
53%
**52
95%
Alliant Reloder-17
<<locked>>
81%
35984
59%
**77
98%
[Alliant Reloder-19]*
<<locked>>
88%
35186
58%
**95
90%
[Alliant Reloder-22]*
<<locked>>
92%
34882
57%
**31
90%
[Alliant Reloder-23]*
<<locked>>
81%
23322
38%
**10
91%
[Alliant Reloder-25]*
<<locked>>
92%
29095
48%
**83
90%
[Alliant Reloder-26]*
<<locked>>
84%
27079
44%
**67
90%
Baschieri & Pellagri 107
<<locked>>
81%
48399
79%
**25
99%
Bofors RP3
<<locked>>
81%
41321
68%
**03
100%
[Bofors RP5]*
<<locked>>
92%
34882
57%
**31
90%
[Bofors RP7]*
<<locked>>
81%
37159
61%
**69
93%
Hodgdon CFE223
<<locked>>
81%
43062
71%
**69
98%
Hodgdon H380
<<locked>>
81%
42032
69%
**03
98%
[Hodgdon H414]*
<<locked>>
81%
37202
61%
**51
94%
[Hodgdon H4350]*
<<locked>>
81%
31807
52%
**64
90%
Hodgdon H4895
<<locked>>
81%
49574
81%
**25
100%
Hodgdon Hybrid 100V
<<locked>>
81%
29733
49%
**64
96%
Hodgdon LVR
<<locked>>
81%
35114
58%
**98
95%
[Hodgdon Superperformance]*
<<locked>>
81%
33417
55%
**75
91%
Hodgdon VARGET
<<locked>>
81%
41524
68%
**64
98%
IMR 3031
<<locked>>
81%
45353
74%
**46
100%
IMR 4064
<<locked>>
81%
40930
67%
**51
99%
IMR 4166 Enduron
<<locked>>
81%
40567
67%
**15
95%
[IMR 4350]*
<<locked>>
81%
32996
54%
**00
91%
[IMR 4451 Enduron]*
<<locked>>
81%
38508
63%
**02
94%
[IMR 4831]*
<<locked>>
81%
28166
46%
**21
93%
IMR 4895
<<locked>>
81%
45600
75%
**85
100%
[IMR 4955 Enduron]*
<<locked>>
94%
40756
67%
**61
90%
IMR 8208 XBR
<<locked>>
81%
51256
84%
**18
100%
Lovex D073.6
<<locked>>
81%
48820
80%
**98
100%
Lovex S060
<<locked>>
81%
48573
80%
**46
100%
Lovex S062
<<locked>>
81%
43671
72%
**00
100%
Lovex S065
<<locked>>
81%
36100
59%
**52
95%
[Lovex S070]*
<<locked>>
81%
34069
56%
**29
93%
[Lovex S071]*
<<locked>>
91%
27441
45%
**05
90%
Norma 201
<<locked>>
81%
48051
79%
**66
100%
Norma 202
<<locked>>
81%
48472
80%
**66
100%
Norma 203B
<<locked>>
81%
43918
72%
**43
99%
[Norma 204]*
<<locked>>
84%
35302
58%
**82
90%
[Norma MRP]*
<<locked>>
88%
31734
52%
**79
90%
Norma URP
<<locked>>
81%
32343
53%
**43
95%
Ramshot Big Game
<<locked>>
81%
43729
72%
**62
99%
[Ramshot Grand]*
<<locked>>
94%
40582
67%
**46
90%
[Ramshot Hunter]*
<<locked>>
81%
31546
52%
**23
92%
[Ramshot Magnum]*
<<locked>>
94%
35201
58%
**05
90%
ReloadSwiss RS 50
<<locked>>
81%
42525
70%
**93
96%
ReloadSwiss RS 52
<<locked>>
81%
47558
78%
**67
99%
ReloadSwiss RS 60
<<locked>>
81%
38290
63%
**33
100%
[ReloadSwiss RS 62]*
<<locked>>
81%
31705
52%
**52
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
31749
52%
**49
93%
Rottweil R 902
<<locked>>
81%
45658
75%
**16
100%
Rottweil R 903
<<locked>>
81%
38972
64%
**48
99%
[Rottweil R 904]*
<<locked>>
89%
38290
63%
**18
90%
[Rottweil R 905]*
<<locked>>
89%
34171
56%
**79
90%
[Rottweil R 907]*
<<locked>>
81%
37159
61%
**69
93%
SNPE Vectan SP 11
<<locked>>
81%
40001
66%
**97
99%
SNPE Vectan SP 7
<<locked>>
81%
49821
82%
**15
99%
SNPE Vectan SP 9
<<locked>>
81%
47630
78%
**89
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
49240
81%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
41017
67%
**82
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35143
58%
**97
93%
Shooters World Long Rifle
<<locked>>
81%
36100
59%
**52
95%
Shooters World Match Rifle
<<locked>>
81%
48820
80%
**98
100%
Shooters World Precision
<<locked>>
81%
43671
72%
**00
100%
Somchem S335
<<locked>>
81%
48921
80%
**10
100%
Somchem S341
<<locked>>
81%
49371
81%
**02
100%
Somchem S355
<<locked>>
81%
39740
65%
**54
99%
[Somchem S361]*
<<locked>>
91%
41176
68%
**51
90%
Somchem S365
<<locked>>
81%
28993
48%
**97
97%
[Somchem S385]*
<<locked>>
86%
31575
52%
**03
90%
Vihtavuori N133
<<locked>>
81%
46412
76%
**61
100%
Vihtavuori N135
<<locked>>
81%
38711
64%
**88
100%
Vihtavuori N140
<<locked>>
81%
45339
74%
**03
100%
Vihtavuori N150
<<locked>>
81%
33765
55%
**10
99%
Vihtavuori N160
<<locked>>
81%
35114
58%
**72
96%
[Vihtavuori N165]*
<<locked>>
92%
32967
54%
**20
90%
Vihtavuori N540
<<locked>>
81%
44904
74%
**16
100%
Vihtavuori N550
<<locked>>
81%
35447
58%
**11
96%
[Vihtavuori N555]*
<<locked>>
81%
24961
41%
**85
92%
Winchester 6.5 StaBALL
<<locked>>
81%
33359
55%
**20
98%
[Winchester 760]*
<<locked>>
81%
37202
61%
**51
94%
[Winchester StaBALL HD]*
<<locked>>
85%
23569
39%
**62
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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