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Load data for .375 Blaser Mag + .375 | 300gr | Impala RNFP

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, Vihtavuori N550

.375 Blaser Mag + .375 | 300gr | Impala RNFP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Impala RNFP
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.457" | 37.0mm
Caliber:
.375 Blaser Mag load data
Case Length (l3):
2.814" | 71.5mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.725" | 18.4mm
Shank Seated Depth:
0.725" | 18.4mm
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_B10714_C536
Last updated:
2025-01-01

Load data for 176 loads in caliber .375 Blaser Mag with .375 | 300gr | Impala RNFP bullet and 88 powders such as Accurate 4350, Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, 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%
54317
89%
**10
100%
ADI AR 2208
<<locked>>
89%
54563
90%
**03
100%
ADI AR 2209
<<locked>>
97%
47645
78%
**74
95%
[ADI AR 2213]*
<<locked>>
97%
43047
71%
**98
92%
Accurate 2700
<<locked>>
90%
54418
89%
**57
98%
Accurate 3100
<<locked>>
97%
40756
67%
**49
97%
Accurate 4064
<<locked>>
87%
54621
90%
**80
100%
Accurate 4350 👍
<<locked>>
96%
54665
90%
**75
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
53954
89%
**13
100%
Alliant Reloder-15
<<locked>>
87%
54563
90%
**33
100%
Alliant Reloder-16 👍
<<locked>>
97%
53243
87%
**92
100%
Alliant Reloder-17
<<locked>>
93%
54346
89%
**21
100%
Alliant Reloder-19
<<locked>>
97%
46818
77%
**67
95%
[Alliant Reloder-22]*
<<locked>>
97%
41394
68%
**15
94%
Alliant Reloder-23
<<locked>>
97%
38827
64%
**75
99%
Alliant Reloder-25
<<locked>>
97%
34708
57%
**87
95%
Alliant Reloder-26
<<locked>>
97%
43004
71%
**16
99%
Baschieri & Pellagri 107
<<locked>>
84%
54520
90%
**30
100%
Hodgdon CFE223
<<locked>>
87%
54389
89%
**69
100%
Hodgdon H380
<<locked>>
88%
54650
90%
**30
100%
Hodgdon H414
<<locked>>
92%
54099
89%
**75
98%
Hodgdon H4350
<<locked>>
97%
51648
85%
**87
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
45049
74%
**02
92%
Hodgdon Hybrid 100V
<<locked>>
97%
50444
83%
**87
100%
Hodgdon LVR
<<locked>>
94%
54331
89%
**62
100%
Hodgdon Superperformance
<<locked>>
94%
54491
89%
**12
98%
Hodgdon VARGET
<<locked>>
89%
54491
89%
**97
100%
IMR 3031
<<locked>>
86%
54273
89%
**84
100%
IMR 4064
<<locked>>
90%
54534
90%
**87
100%
IMR 4166 Enduron
<<locked>>
91%
54752
90%
**77
98%
IMR 4350
<<locked>>
97%
54650
90%
**26
98%
IMR 4451 Enduron
<<locked>>
92%
54578
90%
**03
98%
IMR 4831
<<locked>>
97%
47964
79%
**67
99%
IMR 4895
<<locked>>
86%
54534
90%
**36
100%
[IMR 4955 Enduron]*
<<locked>>
97%
44759
73%
**65
92%
[IMR 7828 SSC]*
<<locked>>
97%
43482
71%
**25
92%
Lovex D073.6
<<locked>>
84%
54317
89%
**87
100%
Lovex S060
<<locked>>
84%
54737
90%
**54
100%
Lovex S062
<<locked>>
87%
54375
89%
**84
100%
Lovex S065
<<locked>>
94%
54650
90%
**10
99%
Lovex S070
<<locked>>
95%
54781
90%
**26
99%
Lovex S071
<<locked>>
97%
34476
57%
**28
95%
Norma 201
<<locked>>
84%
54317
89%
**70
100%
Norma 202
<<locked>>
84%
54563
90%
**64
100%
Norma 203B
<<locked>>
87%
54549
90%
**26
100%
Norma 204
<<locked>>
97%
54795
90%
**69
97%
Norma MRP
<<locked>>
97%
43091
71%
**77
96%
Norma URP 👍
<<locked>>
97%
54462
89%
**72
100%
Ramshot Big Game
<<locked>>
87%
54607
90%
**46
100%
Ramshot Hunter
<<locked>>
97%
53693
88%
**82
99%
[Ramshot Magnum]*
<<locked>>
97%
39523
65%
**46
93%
ReloadSwiss RS 50
<<locked>>
88%
54766
90%
**10
99%
ReloadSwiss RS 52
<<locked>>
88%
54810
90%
**52
100%
ReloadSwiss RS 60
<<locked>>
94%
54636
90%
**44
100%
ReloadSwiss RS 62 👍
<<locked>>
96%
54215
89%
**98
100%
ReloadSwiss RS 70
<<locked>>
97%
54708
90%
**41
100%
Rottweil R 902
<<locked>>
86%
54404
89%
**64
100%
Rottweil R 903
<<locked>>
90%
54027
89%
**13
100%
Rottweil R 904
<<locked>>
97%
49313
81%
**54
95%
Rottweil R 905
<<locked>>
97%
45701
75%
**54
95%
Rottweil R 907
<<locked>>
92%
54070
89%
**93
98%
SNPE Vectan SP 11
<<locked>>
90%
54607
90%
**56
100%
SNPE Vectan SP 7
<<locked>>
83%
54679
90%
**00
100%
SNPE Vectan SP 9
<<locked>>
85%
54433
89%
**10
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
54694
90%
**02
100%
SNPE Vectan Tubal 5000
<<locked>>
89%
54520
89%
**95
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
54056
89%
**54
98%
Shooters World Long Rifle
<<locked>>
94%
54650
90%
**10
99%
Shooters World Match Rifle
<<locked>>
84%
54317
89%
**87
100%
Shooters World Precision
<<locked>>
87%
54375
89%
**84
100%
Somchem S335
<<locked>>
84%
54810
90%
**11
100%
Somchem S341
<<locked>>
83%
54186
89%
**93
100%
Somchem S355
<<locked>>
90%
54244
89%
**10
100%
[Somchem S361]*
<<locked>>
97%
50734
83%
**48
94%
Somchem S365
<<locked>>
97%
49850
82%
**39
100%
Somchem S385
<<locked>>
97%
46543
76%
**38
96%
Vihtavuori N133
<<locked>>
86%
54346
89%
**85
100%
Vihtavuori N135
<<locked>>
92%
54520
89%
**38
100%
Vihtavuori N140
<<locked>>
86%
54824
90%
**51
100%
Vihtavuori N150
<<locked>>
96%
54128
89%
**77
100%
Vihtavuori N160
<<locked>>
94%
54476
89%
**36
100%
[Vihtavuori N165]*
<<locked>>
97%
39305
65%
**93
94%
Vihtavuori N540
<<locked>>
86%
54201
89%
**74
100%
Vihtavuori N550 👍
<<locked>>
93%
54563
90%
**72
100%
Vihtavuori N555
<<locked>>
97%
42975
71%
**41
99%
Winchester 6.5 StaBALL
<<locked>>
95%
54665
90%
**20
100%
Winchester 760
<<locked>>
92%
54099
89%
**75
98%
Winchester StaBALL HD
<<locked>>
97%
35259
58%
**92
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
50270
83%
**48
100%
ADI AR 2208
<<locked>>
81%
42873
70%
**20
99%
[ADI AR 2209]*
<<locked>>
86%
34345
56%
**08
90%
[ADI AR 2213]*
<<locked>>
94%
39595
65%
**36
90%
Accurate 2700
<<locked>>
81%
41263
68%
**47
95%
[Accurate 3100]*
<<locked>>
82%
25860
42%
**14
90%
Accurate 4064
<<locked>>
81%
45353
74%
**52
100%
Accurate 4350
<<locked>>
81%
33518
55%
**11
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
42946
70%
**43
100%
Alliant Reloder-15
<<locked>>
81%
45629
75%
**95
99%
Alliant Reloder-16
<<locked>>
81%
33330
55%
**21
96%
Alliant Reloder-17
<<locked>>
81%
37246
61%
**33
99%
[Alliant Reloder-19]*
<<locked>>
86%
33518
55%
**98
90%
[Alliant Reloder-22]*
<<locked>>
90%
33605
55%
**38
90%
[Alliant Reloder-23]*
<<locked>>
81%
24743
41%
**11
93%
[Alliant Reloder-25]*
<<locked>>
89%
28007
46%
**03
90%
[Alliant Reloder-26]*
<<locked>>
81%
25991
43%
**90
90%
Baschieri & Pellagri 107
<<locked>>
81%
49458
81%
**57
100%
Hodgdon CFE223
<<locked>>
81%
44034
72%
**11
99%
Hodgdon H380
<<locked>>
81%
43758
72%
**59
98%
Hodgdon H414
<<locked>>
81%
38508
63%
**10
95%
[Hodgdon H4350]*
<<locked>>
81%
32590
53%
**26
91%
[Hodgdon H4831 SC]*
<<locked>>
94%
40509
67%
**20
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31009
51%
**39
97%
Hodgdon LVR
<<locked>>
81%
36201
59%
**57
96%
[Hodgdon Superperformance]*
<<locked>>
81%
34621
57%
**51
92%
Hodgdon VARGET
<<locked>>
81%
42598
70%
**16
99%
IMR 3031
<<locked>>
81%
46978
77%
**88
100%
IMR 4064
<<locked>>
81%
42090
69%
**97
99%
IMR 4166 Enduron
<<locked>>
81%
41727
68%
**67
96%
[IMR 4350]*
<<locked>>
81%
34229
56%
**65
92%
IMR 4451 Enduron
<<locked>>
81%
39624
65%
**57
95%
IMR 4831
<<locked>>
81%
29559
49%
**10
95%
IMR 4895
<<locked>>
81%
46847
77%
**28
100%
[IMR 4955 Enduron]*
<<locked>>
92%
38653
63%
**54
90%
[IMR 7828 SSC]*
<<locked>>
94%
39697
65%
**46
90%
Lovex D073.6
<<locked>>
81%
49995
82%
**31
100%
Lovex S060
<<locked>>
81%
49632
81%
**82
100%
Lovex S062
<<locked>>
81%
45194
74%
**49
100%
Lovex S065
<<locked>>
81%
37507
62%
**21
96%
[Lovex S070]*
<<locked>>
81%
35752
59%
**98
94%
[Lovex S071]*
<<locked>>
87%
25744
42%
**11
90%
Norma 201
<<locked>>
81%
49545
81%
**05
100%
Norma 202
<<locked>>
81%
49530
81%
**98
100%
Norma 203B
<<locked>>
81%
45179
74%
**85
100%
[Norma 204]*
<<locked>>
81%
33881
56%
**85
90%
[Norma MRP]*
<<locked>>
86%
30603
50%
**92
90%
Norma URP
<<locked>>
81%
33823
56%
**15
96%
Ramshot Big Game
<<locked>>
81%
44875
74%
**02
100%
[Ramshot Hunter]*
<<locked>>
81%
32822
54%
**95
94%
[Ramshot Magnum]*
<<locked>>
92%
33620
55%
**18
90%
ReloadSwiss RS 50
<<locked>>
81%
43424
71%
**36
97%
ReloadSwiss RS 52
<<locked>>
81%
44237
73%
**02
100%
ReloadSwiss RS 60
<<locked>>
81%
36187
59%
**26
99%
ReloadSwiss RS 62
<<locked>>
81%
33301
55%
**28
96%
[ReloadSwiss RS 70]*
<<locked>>
81%
32880
54%
**21
94%
Rottweil R 902
<<locked>>
81%
47239
78%
**62
100%
Rottweil R 903
<<locked>>
81%
40741
67%
**06
100%
[Rottweil R 904]*
<<locked>>
87%
36854
61%
**21
90%
[Rottweil R 905]*
<<locked>>
86%
32692
54%
**92
90%
[Rottweil R 907]*
<<locked>>
81%
38769
64%
**34
94%
SNPE Vectan SP 11
<<locked>>
81%
40973
67%
**43
99%
SNPE Vectan SP 7
<<locked>>
81%
50894
84%
**48
99%
SNPE Vectan SP 9
<<locked>>
81%
48588
80%
**21
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
50444
83%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
42322
69%
**34
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
36419
60%
**69
94%
Shooters World Long Rifle
<<locked>>
81%
37507
62%
**21
96%
Shooters World Match Rifle
<<locked>>
81%
49995
82%
**31
100%
Shooters World Precision
<<locked>>
81%
45194
74%
**49
100%
Somchem S335
<<locked>>
81%
50067
82%
**49
100%
Somchem S341
<<locked>>
81%
50517
83%
**41
100%
Somchem S355
<<locked>>
81%
41234
68%
**10
99%
[Somchem S361]*
<<locked>>
89%
39711
65%
**57
90%
Somchem S365
<<locked>>
81%
30385
50%
**78
98%
[Somchem S385]*
<<locked>>
83%
29907
49%
**06
90%
Vihtavuori N133
<<locked>>
81%
47877
79%
**00
100%
Vihtavuori N135
<<locked>>
81%
40219
66%
**38
100%
Vihtavuori N140
<<locked>>
81%
46456
76%
**39
100%
Vihtavuori N150
<<locked>>
81%
35302
58%
**75
99%
Vihtavuori N160
<<locked>>
81%
36376
60%
**34
97%
[Vihtavuori N165]*
<<locked>>
90%
31923
52%
**36
90%
Vihtavuori N540
<<locked>>
81%
46224
76%
**62
100%
Vihtavuori N550
<<locked>>
81%
37057
61%
**80
97%
[Vihtavuori N555]*
<<locked>>
81%
26585
44%
**80
94%
Winchester 6.5 StaBALL
<<locked>>
81%
34664
57%
**92
98%
Winchester 760
<<locked>>
81%
38508
63%
**10
95%
[Winchester StaBALL HD]*
<<locked>>
82%
22553
37%
**82
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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