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Load data for .375 Fl. Mag. N.E. + .376 | 250gr | H&N RN HS

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Recommended Powder(s):

.375 Fl. Mag. N.E. + .376 | 250gr | H&N RN HS

Load Specifications

Bullet:
.376 | 250gr | H&N RN HS
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.376" | 9.55mm
Bullet Length:
0.951" | 24.2mm
Caliber:
.375 Fl. Mag. N.E.
Case Length (l3):
2.940" | 74.7mm
Cartridge Length (C.O.L.):
3.743" | 95.1mm
Seated Depth:
0.148" | 3.8mm
Shank Seated Depth:
0.148" | 3.8mm
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_B7493_C541

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 128 loads in caliber .375 Fl. Mag. N.E. with .376 | 250gr | H&N RN HS bullet and 64 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    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.

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 2208
<<locked>>
88%
42250
90%
**39
97%
Accurate 2495
<<locked>>
84%
42409
90%
**59
100%
[Accurate 2700]*
<<locked>>
89%
42366
90%
**84
92%
Accurate 4064
<<locked>>
89%
41974
89%
**69
100%
Accurate 4350
<<locked>>
97%
41916
89%
**18
97%
Alliant Reloder- TS 15.5 👍
<<locked>>
89%
42148
89%
**72
99%
Alliant Reloder-15
<<locked>>
86%
42177
89%
**82
98%
Alliant Reloder-16
<<locked>>
97%
42279
90%
**38
97%
Alliant Reloder-17
<<locked>>
92%
42090
89%
**61
98%
[Alliant Reloder-23]*
<<locked>>
97%
28935
61%
**43
93%
Baschieri & Pellagri 107
<<locked>>
83%
42409
90%
**79
97%
Hodgdon CFE223
<<locked>>
87%
41959
89%
**12
97%
Hodgdon H380
<<locked>>
88%
42105
89%
**66
96%
[Hodgdon H414]*
<<locked>>
92%
42090
89%
**15
93%
[Hodgdon H4350]*
<<locked>>
97%
40930
87%
**23
92%
Hodgdon Hybrid 100V
<<locked>>
97%
38464
82%
**23
97%
Hodgdon LVR
<<locked>>
94%
41945
89%
**02
96%
[Hodgdon Superperformance]*
<<locked>>
94%
42395
90%
**21
92%
Hodgdon VARGET
<<locked>>
88%
41930
89%
**36
97%
IMR 3031
<<locked>>
86%
42076
89%
**79
100%
IMR 4064
<<locked>>
88%
41959
89%
**30
97%
[IMR 4166 Enduron]*
<<locked>>
88%
42090
89%
**00
93%
[IMR 4350]*
<<locked>>
96%
42047
89%
**49
93%
[IMR 4451 Enduron]*
<<locked>>
90%
41989
89%
**23
93%
IMR 4831
<<locked>>
97%
35781
76%
**80
95%
IMR 4895
<<locked>>
85%
42148
89%
**85
98%
Lovex D073.6
<<locked>>
84%
42409
90%
**72
100%
Lovex S062
<<locked>>
87%
42322
90%
**46
99%
Lovex S065
<<locked>>
93%
42003
89%
**43
95%
[Lovex S070]*
<<locked>>
95%
42076
89%
**59
94%
Norma 201
<<locked>>
84%
41974
89%
**33
99%
Norma 202
<<locked>>
83%
41974
89%
**43
100%
Norma 203B
<<locked>>
87%
42409
90%
**82
98%
Norma URP
<<locked>>
97%
42076
89%
**21
97%
Ramshot Big Game
<<locked>>
87%
42076
89%
**02
98%
[Ramshot Hunter]*
<<locked>>
97%
41756
89%
**12
94%
ReloadSwiss RS 14
<<locked>>
97%
33127
70%
**70
100%
[ReloadSwiss RS 50]*
<<locked>>
87%
41858
89%
**30
94%
ReloadSwiss RS 52 👍
<<locked>>
87%
41945
89%
**15
99%
ReloadSwiss RS 60 👍
<<locked>>
94%
42322
90%
**80
99%
ReloadSwiss RS 62
<<locked>>
97%
42177
89%
**48
96%
ReloadSwiss RS 70
<<locked>>
96%
42018
89%
**41
95%
Rottweil R 902
<<locked>>
86%
42395
90%
**36
99%
Rottweil R 903 👍
<<locked>>
91%
42409
90%
**82
99%
[Rottweil R 907]*
<<locked>>
92%
42279
90%
**30
93%
SNPE Vectan SP 11
<<locked>>
90%
42148
89%
**02
98%
SNPE Vectan SP 9
<<locked>>
84%
42264
90%
**56
98%
SNPE Vectan Tubal 5000
<<locked>>
88%
42134
89%
**74
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
94%
42279
90%
**00
93%
Shooters World Long Rifle
<<locked>>
93%
42003
89%
**43
95%
Shooters World Match Rifle
<<locked>>
84%
42409
90%
**72
100%
Shooters World Precision
<<locked>>
87%
42322
90%
**46
99%
Somchem S355
<<locked>>
90%
41945
89%
**62
98%
Somchem S365 👍
<<locked>>
97%
37275
79%
**66
99%
Vihtavuori N133
<<locked>>
84%
42148
89%
**67
100%
Vihtavuori N135
<<locked>>
91%
42018
89%
**23
100%
Vihtavuori N140
<<locked>>
86%
42380
90%
**26
100%
Vihtavuori N150
<<locked>>
95%
41945
89%
**39
99%
Vihtavuori N160
<<locked>>
94%
42337
90%
**85
97%
Vihtavuori N540
<<locked>>
86%
42192
90%
**46
100%
Vihtavuori N550
<<locked>>
93%
42105
89%
**18
96%
[Vihtavuori N555]*
<<locked>>
97%
30748
65%
**18
93%
Winchester 6.5 StaBALL
<<locked>>
94%
42192
90%
**56
98%
[Winchester 760]*
<<locked>>
92%
42090
89%
**15
93%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2208]*
<<locked>>
81%
33620
71%
**59
94%
Accurate 2495
<<locked>>
81%
38508
82%
**90
100%
[Accurate 2700]*
<<locked>>
85%
37014
79%
**75
90%
Accurate 4064
<<locked>>
81%
32097
68%
**65
99%
[Accurate 4350]*
<<locked>>
85%
26963
57%
**74
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
32474
69%
**72
96%
Alliant Reloder-15
<<locked>>
81%
35259
75%
**31
95%
[Alliant Reloder-16]*
<<locked>>
84%
28326
60%
**90
90%
[Alliant Reloder-17]*
<<locked>>
81%
28036
59%
**13
92%
[Alliant Reloder-23]*
<<locked>>
93%
25918
55%
**41
90%
Baschieri & Pellagri 107
<<locked>>
81%
38856
82%
**10
96%
[Hodgdon CFE223]*
<<locked>>
81%
33895
72%
**34
94%
[Hodgdon H380]*
<<locked>>
81%
32880
70%
**69
93%
[Hodgdon H414]*
<<locked>>
86%
34389
73%
**44
90%
[Hodgdon H4350]*
<<locked>>
93%
36637
78%
**31
90%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
24105
51%
**49
90%
[Hodgdon LVR]*
<<locked>>
83%
29298
62%
**10
90%
[Hodgdon Superperformance]*
<<locked>>
91%
37405
79%
**16
90%
[Hodgdon VARGET]*
<<locked>>
81%
33344
71%
**56
94%
IMR 3031
<<locked>>
81%
35621
76%
**54
100%
[IMR 4064]*
<<locked>>
81%
32779
70%
**33
94%
[IMR 4166 Enduron]*
<<locked>>
82%
34461
73%
**33
90%
[IMR 4350]*
<<locked>>
91%
36274
77%
**28
90%
[IMR 4451 Enduron]*
<<locked>>
84%
34867
74%
**75
90%
[IMR 4831]*
<<locked>>
89%
27151
58%
**60
90%
IMR 4895
<<locked>>
81%
36071
77%
**61
96%
Lovex D073.6
<<locked>>
81%
37637
80%
**84
99%
Lovex S062
<<locked>>
81%
34490
73%
**88
97%
[Lovex S065]*
<<locked>>
83%
30197
64%
**77
90%
[Lovex S070]*
<<locked>>
88%
33475
71%
**75
90%
Norma 201
<<locked>>
81%
38290
81%
**57
98%
Norma 202
<<locked>>
81%
38856
82%
**80
100%
Norma 203B
<<locked>>
81%
34563
73%
**18
96%
[Norma URP]*
<<locked>>
84%
27702
59%
**74
90%
Ramshot Big Game
<<locked>>
81%
34374
73%
**31
95%
[Ramshot Hunter]*
<<locked>>
90%
32648
69%
**05
90%
ReloadSwiss RS 14
<<locked>>
94%
31589
67%
**40
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
33779
72%
**59
91%
ReloadSwiss RS 52
<<locked>>
81%
33011
70%
**31
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
27340
58%
**90
93%
[ReloadSwiss RS 62]*
<<locked>>
86%
28572
61%
**29
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
31966
68%
**02
90%
Rottweil R 902
<<locked>>
81%
36361
77%
**15
98%
[Rottweil R 903]*
<<locked>>
81%
29428
62%
**00
94%
[Rottweil R 907]*
<<locked>>
87%
36289
77%
**05
90%
[SNPE Vectan SP 11]*
<<locked>>
81%
31140
66%
**62
94%
SNPE Vectan SP 9
<<locked>>
81%
38261
81%
**74
97%
SNPE Vectan Tubal 5000
<<locked>>
81%
33272
71%
**03
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
33634
71%
**29
90%
[Shooters World Long Rifle]*
<<locked>>
83%
30197
64%
**77
90%
Shooters World Match Rifle
<<locked>>
81%
37637
80%
**84
99%
Shooters World Precision
<<locked>>
81%
34490
73%
**88
97%
Somchem S355
<<locked>>
81%
30748
65%
**16
95%
[Somchem S365]*
<<locked>>
82%
22481
48%
**39
90%
Vihtavuori N133
<<locked>>
81%
38072
81%
**95
100%
Vihtavuori N135
<<locked>>
81%
29820
63%
**83
100%
Vihtavuori N140
<<locked>>
81%
36347
77%
**08
100%
[Vihtavuori N150]*
<<locked>>
81%
25962
55%
**75
94%
[Vihtavuori N160]*
<<locked>>
82%
27992
59%
**54
90%
Vihtavuori N540
<<locked>>
81%
35781
76%
**21
99%
[Vihtavuori N550]*
<<locked>>
82%
28137
60%
**90
90%
[Vihtavuori N555]*
<<locked>>
92%
26310
56%
**87
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26223
56%
**78
92%
[Winchester 760]*
<<locked>>
86%
34389
73%
**44
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.

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