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Load data for .375 Fl. Mag. N.E. + .375 | 300gr | Barnes X S

Recommended Powder(s):

.375 Fl. Mag. N.E. + .375 | 300gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Barnes X S
Manufacturer SKU:
37590
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.470" | 37.3mm
Caliber:
.375 Fl. Mag. N.E. load data
Case Length (l3):
2.940" | 74.7mm
Cartridge Length (C.O.L.):
3.743" | 95.1mm
Seated Depth:
0.667" | 16.9mm
Shank Seated Depth:
0.667" | 16.9mm
Case Capacity:
94.1 Grains of Water | 6.11 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
47137 psi | 3250 bar
LID:
LID_B741_C541
Last updated:
2025-01-01

Load data for 96 loads in caliber .375 Fl. Mag. N.E. with .375 | 300gr | Barnes X S bullet and 48 powder(s). 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
[Accurate 2700]*
<<locked>>
84%
42177
89%
**72
93%
[Accurate 3100]*
<<locked>>
97%
36811
78%
**95
94%
Accurate 4350
<<locked>>
91%
42337
90%
**03
98%
Alliant Reloder- TS 15.5
<<locked>>
83%
42308
90%
**51
99%
Alliant Reloder-16
<<locked>>
92%
42293
90%
**20
98%
Alliant Reloder-17 👍
<<locked>>
88%
42366
90%
**46
99%
[Alliant Reloder-19]*
<<locked>>
96%
42221
90%
**83
92%
Alliant Reloder-23
<<locked>>
97%
35636
76%
**18
97%
Alliant Reloder-26
<<locked>>
97%
38609
82%
**26
96%
Hodgdon H414
<<locked>>
87%
42047
89%
**97
95%
[Hodgdon H4350]*
<<locked>>
93%
41989
89%
**34
93%
Hodgdon Hybrid 100V 👍
<<locked>>
94%
42177
89%
**77
99%
Hodgdon LVR
<<locked>>
89%
42177
89%
**93
97%
[Hodgdon Superperformance]*
<<locked>>
90%
42148
89%
**06
93%
Hodgdon VARGET
<<locked>>
83%
42105
89%
**21
98%
IMR 4064
<<locked>>
83%
41872
89%
**11
98%
[IMR 4166 Enduron]*
<<locked>>
84%
42337
90%
**88
94%
[IMR 4350]*
<<locked>>
91%
41872
89%
**34
94%
[IMR 4451 Enduron]*
<<locked>>
85%
42090
89%
**15
94%
IMR 4831
<<locked>>
96%
42366
90%
**93
98%
Lovex S065
<<locked>>
88%
42090
89%
**24
96%
Lovex S070
<<locked>>
89%
42134
89%
**41
95%
[Lovex S071]*
<<locked>>
97%
31372
67%
**77
91%
[Norma 204]*
<<locked>>
91%
42380
90%
**67
92%
[Norma MRP]*
<<locked>>
97%
39117
83%
**97
92%
Norma URP
<<locked>>
91%
42032
89%
**03
97%
Ramshot Hunter
<<locked>>
92%
41814
89%
**00
95%
ReloadSwiss RS 60 👍
<<locked>>
89%
41858
89%
**49
100%
ReloadSwiss RS 62
<<locked>>
92%
42424
90%
**36
97%
ReloadSwiss RS 70
<<locked>>
92%
42264
90%
**33
96%
Rottweil R 903
<<locked>>
85%
42206
90%
**57
99%
[Rottweil R 905]*
<<locked>>
97%
41104
87%
**77
92%
[Rottweil R 907]*
<<locked>>
87%
42192
90%
**15
94%
SNPE Vectan SP 11 👍
<<locked>>
85%
42250
90%
**87
99%
SNPE Vectan Tubal 5000
<<locked>>
83%
42366
90%
**56
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
42409
90%
**92
95%
Shooters World Long Rifle
<<locked>>
88%
42090
89%
**24
96%
Somchem S355
<<locked>>
85%
42221
90%
**44
99%
Somchem S365 👍
<<locked>>
95%
42032
89%
**36
100%
[Somchem S385]*
<<locked>>
97%
41785
89%
**74
93%
Vihtavuori N135
<<locked>>
85%
42250
90%
**98
100%
Vihtavuori N150
<<locked>>
90%
42337
90%
**24
100%
Vihtavuori N160
<<locked>>
89%
42279
90%
**67
97%
Vihtavuori N550
<<locked>>
88%
42105
89%
**00
97%
Vihtavuori N555
<<locked>>
97%
38305
81%
**87
97%
Winchester 6.5 StaBALL
<<locked>>
90%
42322
90%
**54
99%
Winchester 760
<<locked>>
87%
42047
89%
**97
95%
Winchester StaBALL HD
<<locked>>
97%
32314
69%
**08
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[Accurate 2700]*
<<locked>>
81%
38522
82%
**06
92%
[Accurate 3100]*
<<locked>>
88%
28979
61%
**21
90%
[Accurate 4350]*
<<locked>>
81%
30966
66%
**80
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
39494
84%
**01
99%
[Alliant Reloder-16]*
<<locked>>
81%
31415
67%
**77
94%
Alliant Reloder-17
<<locked>>
81%
34272
73%
**78
97%
[Alliant Reloder-19]*
<<locked>>
92%
37956
81%
**01
90%
[Alliant Reloder-23]*
<<locked>>
81%
23786
50%
**86
90%
[Alliant Reloder-26]*
<<locked>>
87%
29138
62%
**87
90%
[Hodgdon H414]*
<<locked>>
81%
35273
75%
**59
92%
[Hodgdon H4350]*
<<locked>>
85%
33939
72%
**77
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28993
61%
**98
95%
[Hodgdon LVR]*
<<locked>>
81%
33547
71%
**16
94%
[Hodgdon Superperformance]*
<<locked>>
83%
34896
74%
**56
90%
Hodgdon VARGET
<<locked>>
81%
39378
84%
**75
97%
IMR 4064
<<locked>>
81%
39160
83%
**59
98%
[IMR 4166 Enduron]*
<<locked>>
81%
39189
83%
**29
93%
[IMR 4350]*
<<locked>>
83%
33431
71%
**64
90%
[IMR 4451 Enduron]*
<<locked>>
81%
37014
79%
**13
92%
[IMR 4831]*
<<locked>>
81%
27818
59%
**85
92%
[Lovex S065]*
<<locked>>
81%
35143
75%
**83
94%
[Lovex S070]*
<<locked>>
81%
33373
71%
**64
91%
[Lovex S071]*
<<locked>>
93%
28834
61%
**18
90%
[Norma 204]*
<<locked>>
88%
38595
82%
**98
90%
[Norma MRP]*
<<locked>>
92%
34345
73%
**92
90%
[Norma URP]*
<<locked>>
81%
31212
66%
**73
94%
[Ramshot Hunter]*
<<locked>>
81%
30516
65%
**51
90%
ReloadSwiss RS 60
<<locked>>
81%
33388
71%
**69
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
30530
65%
**83
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
30603
65%
**70
91%
Rottweil R 903
<<locked>>
81%
37695
80%
**72
98%
[Rottweil R 905]*
<<locked>>
93%
36869
78%
**92
90%
[Rottweil R 907]*
<<locked>>
81%
36042
76%
**93
91%
SNPE Vectan SP 11
<<locked>>
81%
37739
80%
**05
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
39624
84%
**13
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33634
71%
**34
92%
[Shooters World Long Rifle]*
<<locked>>
81%
35143
75%
**83
94%
Somchem S355
<<locked>>
81%
38218
81%
**69
98%
Somchem S365
<<locked>>
81%
28326
60%
**37
96%
[Somchem S385]*
<<locked>>
89%
33576
71%
**13
90%
Vihtavuori N135
<<locked>>
81%
37318
79%
**16
100%
Vihtavuori N150
<<locked>>
81%
32982
70%
**54
98%
Vihtavuori N160
<<locked>>
81%
33576
71%
**96
95%
Vihtavuori N550
<<locked>>
81%
33924
72%
**33
95%
[Vihtavuori N555]*
<<locked>>
81%
25048
53%
**52
91%
Winchester 6.5 StaBALL
<<locked>>
81%
32242
68%
**51
96%
[Winchester 760]*
<<locked>>
81%
35273
75%
**59
92%
[Winchester StaBALL HD]*
<<locked>>
88%
25353
54%
**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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