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

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11

.375 H.& H. 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 H.& H. Mag. load data
Case Length (l3):
2.859" | 72.6mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.770" | 19.6mm
Shank Seated Depth:
0.770" | 19.6mm
Case Capacity:
95.3 Grains of Water | 6.19 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B10714_C543
Last updated:
2025-01-01

Load data for 192 loads in caliber .375 H.& H. Mag. with .375 | 300gr | Impala RNFP bullet and 96 powders such as Alliant Reloder-17, Hodgdon CFE223, Ramshot Big Game, ReloadSwiss RS 60, SNPE Vectan SP 11. 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>>
89%
55434
89%
**41
100%
ADI AR 2208
<<locked>>
95%
55927
90%
**34
100%
Accurate 2015
<<locked>>
85%
55245
89%
**36
100%
Accurate 2200
<<locked>>
87%
55564
89%
**08
99%
Accurate 2230
<<locked>>
83%
55332
89%
**95
100%
Accurate 2460
<<locked>>
83%
55405
89%
**92
100%
Accurate 2495
<<locked>>
88%
55753
89%
**02
100%
Accurate 2520
<<locked>>
88%
55796
89%
**34
100%
Accurate 2700
<<locked>>
95%
55956
90%
**79
96%
[Accurate 3100]*
<<locked>>
97%
33286
53%
**36
92%
Accurate 4064
<<locked>>
94%
55724
89%
**28
100%
Accurate 4350
<<locked>>
97%
46180
74%
**79
98%
Alliant AR-Comp
<<locked>>
88%
56014
90%
**88
100%
Alliant Reloder- TS 15.5
<<locked>>
95%
55927
90%
**61
100%
Alliant Reloder-15
<<locked>>
92%
55230
89%
**61
100%
Alliant Reloder-16
<<locked>>
97%
45658
73%
**82
98%
Alliant Reloder-17 👍
<<locked>>
97%
51532
83%
**03
100%
Alliant Reloder-23
<<locked>>
97%
33127
53%
**65
96%
[Alliant Reloder-26]*
<<locked>>
97%
35317
57%
**57
94%
Baschieri & Pellagri 107
<<locked>>
90%
56101
90%
**70
100%
Hodgdon BL-C2
<<locked>>
88%
55477
89%
**64
100%
Hodgdon Benchmark
<<locked>>
87%
55622
89%
**75
100%
Hodgdon CFE223 👍
<<locked>>
93%
55579
89%
**03
99%
Hodgdon H322
<<locked>>
86%
55622
89%
**98
100%
Hodgdon H380
<<locked>>
94%
55492
89%
**54
99%
Hodgdon H414
<<locked>>
97%
53998
87%
**90
97%
[Hodgdon H4350]*
<<locked>>
97%
44382
71%
**83
94%
Hodgdon Hybrid 100V
<<locked>>
97%
41611
67%
**74
99%
Hodgdon LVR
<<locked>>
97%
50067
80%
**21
98%
Hodgdon Superperformance
<<locked>>
97%
49879
80%
**41
95%
Hodgdon VARGET
<<locked>>
95%
55811
89%
**28
100%
IMR 3031
<<locked>>
92%
55492
89%
**34
100%
IMR 4064
<<locked>>
96%
56028
90%
**25
100%
IMR 4166 Enduron
<<locked>>
96%
55535
89%
**92
97%
IMR 4198
<<locked>>
83%
56101
90%
**10
100%
IMR 4350
<<locked>>
97%
46804
75%
**20
95%
IMR 4451 Enduron
<<locked>>
97%
54650
88%
**11
97%
IMR 4831
<<locked>>
97%
39247
63%
**47
97%
IMR 4895
<<locked>>
92%
55883
90%
**77
100%
IMR 8208 XBR
<<locked>>
88%
55651
89%
**08
100%
Lovex D073.5
<<locked>>
83%
56086
90%
**98
100%
Lovex D073.6
<<locked>>
89%
55361
89%
**31
100%
Lovex S060
<<locked>>
89%
56115
90%
**82
100%
Lovex S062
<<locked>>
93%
55898
90%
**25
100%
Lovex S065
<<locked>>
97%
51198
82%
**72
98%
Lovex S070
<<locked>>
97%
48776
78%
**56
96%
Norma 201
<<locked>>
90%
55782
89%
**15
100%
Norma 202
<<locked>>
90%
55811
89%
**08
100%
Norma 203B
<<locked>>
93%
55912
90%
**67
100%
[Norma 204]*
<<locked>>
97%
46615
75%
**46
93%
Norma URP
<<locked>>
97%
46195
74%
**79
98%
Ramshot Big Game 👍
<<locked>>
93%
55695
89%
**87
100%
Ramshot Hunter
<<locked>>
97%
45049
72%
**59
96%
Ramshot TAC
<<locked>>
88%
55883
90%
**28
99%
Ramshot Wild Boar
<<locked>>
88%
55361
89%
**44
100%
Ramshot X-Terminator
<<locked>>
85%
55898
90%
**08
100%
ReloadSwiss RS 40
<<locked>>
84%
55898
90%
**05
100%
ReloadSwiss RS 50
<<locked>>
94%
55738
89%
**34
98%
ReloadSwiss RS 52
<<locked>>
93%
55245
89%
**87
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
50401
81%
**00
100%
ReloadSwiss RS 62
<<locked>>
97%
45730
73%
**98
98%
ReloadSwiss RS 70
<<locked>>
97%
46079
74%
**05
97%
Rottweil R 901
<<locked>>
87%
55535
89%
**75
100%
Rottweil R 902
<<locked>>
92%
56072
90%
**05
100%
Rottweil R 903
<<locked>>
97%
56086
90%
**61
100%
Rottweil R 907
<<locked>>
97%
52997
85%
**85
96%
SNPE Vectan SP 11 👍
<<locked>>
96%
55782
89%
**90
100%
SNPE Vectan SP 7
<<locked>>
89%
55680
89%
**31
99%
SNPE Vectan SP 9
<<locked>>
90%
55709
89%
**41
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
55825
90%
**36
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
55608
89%
**39
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51169
82%
**26
96%
Shooters World Long Rifle
<<locked>>
97%
51198
82%
**72
98%
Shooters World Match Rifle
<<locked>>
89%
55361
89%
**31
100%
Shooters World Precision
<<locked>>
93%
55898
90%
**25
100%
Somchem S321
<<locked>>
85%
55898
90%
**34
100%
Somchem S335
<<locked>>
89%
55230
89%
**43
100%
Somchem S341
<<locked>>
89%
55796
89%
**28
100%
Somchem S355
<<locked>>
96%
55753
89%
**51
100%
Somchem S365
<<locked>>
97%
41408
66%
**36
100%
[Somchem S385]*
<<locked>>
97%
38508
62%
**21
92%
Vihtavuori N130
<<locked>>
85%
55477
89%
**06
100%
Vihtavuori N133
<<locked>>
91%
55825
90%
**26
100%
Vihtavuori N135
<<locked>>
97%
53577
86%
**59
100%
Vihtavuori N140
<<locked>>
92%
55898
90%
**88
100%
Vihtavuori N150
<<locked>>
97%
47906
77%
**16
100%
Vihtavuori N160
<<locked>>
97%
50125
80%
**95
99%
Vihtavuori N530
<<locked>>
86%
55724
89%
**18
100%
Vihtavuori N540
<<locked>>
92%
55869
90%
**18
100%
Vihtavuori N550
<<locked>>
97%
50966
82%
**44
99%
Vihtavuori N555
<<locked>>
97%
34824
56%
**28
96%
Winchester 6.5 StaBALL
<<locked>>
97%
48689
78%
**56
100%
Winchester 748
<<locked>>
86%
56028
90%
**61
100%
Winchester 760
<<locked>>
97%
53998
87%
**90
97%
[Winchester StaBALL HD]*
<<locked>>
97%
29515
47%
**29
94%
Winchester StaBALL Match
<<locked>>
83%
55637
89%
**54
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43613
70%
**64
99%
ADI AR 2208
<<locked>>
81%
37318
60%
**39
97%
Accurate 2015
<<locked>>
81%
49559
79%
**64
100%
Accurate 2200
<<locked>>
81%
45527
73%
**64
98%
Accurate 2230
<<locked>>
81%
51721
83%
**49
100%
Accurate 2460
<<locked>>
81%
51866
83%
**46
100%
Accurate 2495
<<locked>>
81%
45382
73%
**74
100%
Accurate 2520
<<locked>>
81%
45237
73%
**93
100%
[Accurate 2700]*
<<locked>>
81%
35752
57%
**57
91%
[Accurate 3100]*
<<locked>>
93%
29167
47%
**44
90%
Accurate 4064
<<locked>>
81%
38580
62%
**85
100%
[Accurate 4350]*
<<locked>>
81%
27543
44%
**11
92%
Alliant AR-Comp
<<locked>>
81%
45266
73%
**60
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36666
59%
**62
98%
Alliant Reloder-15
<<locked>>
81%
39146
63%
**08
97%
[Alliant Reloder-16]*
<<locked>>
81%
28935
46%
**21
92%
Alliant Reloder-17
<<locked>>
81%
31705
51%
**29
96%
[Alliant Reloder-23]*
<<locked>>
86%
24279
39%
**16
90%
[Alliant Reloder-26]*
<<locked>>
91%
29370
47%
**03
90%
Baschieri & Pellagri 107
<<locked>>
81%
42264
68%
**64
98%
Hodgdon BL-C2
<<locked>>
81%
44512
71%
**10
100%
Hodgdon Benchmark
<<locked>>
81%
47688
76%
**64
100%
Hodgdon CFE223
<<locked>>
81%
37565
60%
**11
96%
Hodgdon H322
<<locked>>
81%
48240
77%
**00
100%
Hodgdon H380
<<locked>>
81%
37144
60%
**65
95%
[Hodgdon H414]*
<<locked>>
81%
32619
52%
**06
90%
[Hodgdon H4350]*
<<locked>>
88%
34519
55%
**90
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
26527
43%
**46
93%
[Hodgdon LVR]*
<<locked>>
81%
30879
50%
**64
92%
[Hodgdon Superperformance]*
<<locked>>
87%
35607
57%
**75
90%
Hodgdon VARGET
<<locked>>
81%
37028
59%
**33
97%
IMR 3031
<<locked>>
81%
39827
64%
**18
100%
IMR 4064
<<locked>>
81%
36419
58%
**16
97%
[IMR 4166 Enduron]*
<<locked>>
81%
36492
59%
**80
92%
IMR 4198
<<locked>>
81%
52866
85%
**74
100%
[IMR 4350]*
<<locked>>
86%
33939
54%
**80
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34606
55%
**73
91%
[IMR 4831]*
<<locked>>
81%
25048
40%
**23
90%
IMR 4895
<<locked>>
81%
40147
64%
**38
98%
IMR 8208 XBR
<<locked>>
81%
45353
73%
**70
100%
Lovex D073.5
<<locked>>
81%
51706
83%
**46
100%
Lovex D073.6
<<locked>>
81%
42409
68%
**51
100%
Lovex S060
<<locked>>
81%
43888
70%
**11
99%
Lovex S062
<<locked>>
81%
39146
63%
**75
99%
[Lovex S065]*
<<locked>>
81%
32285
52%
**37
92%
[Lovex S070]*
<<locked>>
82%
31183
50%
**28
90%
Norma 201
<<locked>>
81%
43236
69%
**31
99%
Norma 202
<<locked>>
81%
42743
69%
**31
100%
Norma 203B
<<locked>>
81%
38696
62%
**01
98%
[Norma 204]*
<<locked>>
91%
39218
63%
**11
90%
[Norma URP]*
<<locked>>
81%
28485
46%
**14
92%
Ramshot Big Game
<<locked>>
81%
38014
61%
**11
97%
[Ramshot Hunter]*
<<locked>>
84%
30676
49%
**64
90%
Ramshot TAC
<<locked>>
81%
45469
73%
**77
97%
Ramshot Wild Boar
<<locked>>
81%
44686
72%
**90
99%
Ramshot X-Terminator
<<locked>>
81%
48805
78%
**06
99%
ReloadSwiss RS 40
<<locked>>
81%
50937
82%
**39
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37695
60%
**46
94%
ReloadSwiss RS 52
<<locked>>
81%
37159
60%
**11
99%
ReloadSwiss RS 60
<<locked>>
81%
30922
50%
**16
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
27659
44%
**21
91%
[ReloadSwiss RS 70]*
<<locked>>
83%
29762
48%
**54
90%
Rottweil R 901
<<locked>>
81%
47152
76%
**60
100%
Rottweil R 902
<<locked>>
81%
40886
66%
**85
99%
Rottweil R 903
<<locked>>
81%
34069
55%
**13
97%
[Rottweil R 907]*
<<locked>>
81%
33562
54%
**51
90%
SNPE Vectan SP 11
<<locked>>
81%
34882
56%
**52
97%
SNPE Vectan SP 7
<<locked>>
81%
43569
70%
**51
97%
SNPE Vectan SP 9
<<locked>>
81%
42032
67%
**38
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
44396
71%
**85
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36825
59%
**77
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
31227
50%
**91
90%
[Shooters World Long Rifle]*
<<locked>>
81%
32285
52%
**37
92%
Shooters World Match Rifle
<<locked>>
81%
42409
68%
**51
100%
Shooters World Precision
<<locked>>
81%
39146
63%
**75
99%
Somchem S321
<<locked>>
81%
48762
78%
**36
100%
Somchem S335
<<locked>>
81%
44164
71%
**95
100%
Somchem S341
<<locked>>
81%
43018
69%
**51
99%
Somchem S355
<<locked>>
81%
35244
57%
**23
97%
[Somchem S365]*
<<locked>>
81%
25657
41%
**75
94%
[Somchem S385]*
<<locked>>
93%
34229
55%
**36
90%
Vihtavuori N130
<<locked>>
81%
48994
79%
**24
100%
Vihtavuori N133
<<locked>>
81%
41742
67%
**42
100%
Vihtavuori N135
<<locked>>
81%
34301
55%
**73
100%
Vihtavuori N140
<<locked>>
81%
39958
64%
**69
100%
Vihtavuori N150
<<locked>>
81%
30110
48%
**01
97%
[Vihtavuori N160]*
<<locked>>
81%
30922
50%
**47
93%
Vihtavuori N530
<<locked>>
81%
47761
77%
**16
100%
Vihtavuori N540
<<locked>>
81%
39697
64%
**88
100%
[Vihtavuori N550]*
<<locked>>
81%
31183
50%
**83
93%
[Vihtavuori N555]*
<<locked>>
84%
24410
39%
**49
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29718
48%
**01
95%
Winchester 748
<<locked>>
81%
48196
77%
**56
100%
[Winchester 760]*
<<locked>>
81%
32619
52%
**06
90%
[Winchester StaBALL HD]*
<<locked>>
92%
25657
41%
**98
90%
Winchester StaBALL Match
<<locked>>
81%
51285
82%
**95
100%

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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