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Load data for .375 H.& H. Mag. + .375 | 300gr | Rhino Solid

Recommended Powder(s):

.375 H.& H. Mag. + .375 | 300gr | Rhino Solid

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Rhino Solid
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.448" | 36.8mm
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:
0.761" | 19.3mm
Shank Seated Depth:
0.761" | 19.3mm
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_B5277_C543
Last updated:
2025-01-01

Load data for 192 loads in caliber .375 H.& H. Mag. with .375 | 300gr | Rhino Solid bullet and 96 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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  • .

    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 2206H
<<locked>>
90%
55579
89%
**54
100%
ADI AR 2208
<<locked>>
96%
55666
89%
**38
100%
Accurate 2015
<<locked>>
87%
55970
90%
**59
100%
Accurate 2200
<<locked>>
89%
55709
89%
**21
99%
Accurate 2230
<<locked>>
84%
55521
89%
**08
100%
Accurate 2460
<<locked>>
84%
55390
89%
**11
100%
Accurate 2495
<<locked>>
90%
56043
90%
**28
100%
Accurate 2520
<<locked>>
89%
55419
89%
**41
100%
Accurate 2700
<<locked>>
97%
55999
90%
**88
96%
Accurate 4064
<<locked>>
95%
55492
89%
**41
100%
Accurate 4350
<<locked>>
97%
43207
69%
**46
98%
Alliant AR-Comp
<<locked>>
89%
55898
90%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
55477
89%
**67
100%
Alliant Reloder-10x
<<locked>>
84%
55506
89%
**59
100%
Alliant Reloder-15
<<locked>>
94%
56028
90%
**80
100%
Alliant Reloder-16
<<locked>>
97%
43569
70%
**62
98%
Alliant Reloder-17 👍
<<locked>>
97%
50169
80%
**93
100%
Alliant Reloder-23
<<locked>>
97%
30821
49%
**26
95%
[Alliant Reloder-26]*
<<locked>>
97%
33489
54%
**34
93%
Baschieri & Pellagri 107
<<locked>>
91%
55796
89%
**80
100%
Hodgdon BL-C2
<<locked>>
89%
55448
89%
**74
100%
Hodgdon Benchmark
<<locked>>
88%
56057
90%
**92
100%
Hodgdon CFE223 👍
<<locked>>
94%
55738
89%
**13
100%
Hodgdon H322
<<locked>>
87%
55970
90%
**15
100%
Hodgdon H380
<<locked>>
95%
55463
89%
**64
99%
Hodgdon H414
<<locked>>
97%
51619
83%
**67
97%
[Hodgdon H4350]*
<<locked>>
97%
42337
68%
**57
93%
Hodgdon Hybrid 100V
<<locked>>
97%
40176
64%
**67
99%
Hodgdon LVR
<<locked>>
97%
47892
77%
**05
98%
Hodgdon Superperformance
<<locked>>
97%
47732
77%
**21
95%
Hodgdon VARGET
<<locked>>
96%
56028
90%
**48
100%
IMR 3031
<<locked>>
94%
55782
89%
**48
100%
IMR 4064
<<locked>>
97%
55738
89%
**31
100%
IMR 4166 Enduron
<<locked>>
97%
55811
89%
**11
97%
IMR 4198
<<locked>>
84%
55927
90%
**20
100%
[IMR 4350]*
<<locked>>
97%
44367
71%
**97
94%
IMR 4451 Enduron
<<locked>>
97%
53214
85%
**05
97%
IMR 4831
<<locked>>
97%
37521
60%
**34
96%
IMR 4895 👍
<<locked>>
93%
55709
89%
**87
100%
IMR 8208 XBR
<<locked>>
89%
55999
90%
**31
100%
Lovex D073.4
<<locked>>
83%
55738
89%
**05
100%
Lovex D073.5
<<locked>>
85%
55825
90%
**15
100%
Lovex D073.6
<<locked>>
91%
55651
89%
**48
100%
Lovex S060
<<locked>>
90%
55753
89%
**92
100%
Lovex S062
<<locked>>
95%
55579
89%
**38
100%
Lovex S065
<<locked>>
97%
48660
78%
**52
97%
Lovex S070
<<locked>>
97%
46079
74%
**33
96%
Norma 201
<<locked>>
91%
55651
89%
**25
100%
Norma 202
<<locked>>
91%
56115
90%
**28
100%
Norma 203B
<<locked>>
94%
55709
89%
**80
100%
[Norma 204]*
<<locked>>
97%
44744
72%
**26
92%
Norma URP
<<locked>>
97%
43410
70%
**43
98%
Ramshot Big Game 👍
<<locked>>
94%
55767
89%
**00
100%
Ramshot Hunter
<<locked>>
97%
42859
69%
**36
96%
Ramshot TAC
<<locked>>
89%
55680
89%
**38
99%
Ramshot Wild Boar
<<locked>>
89%
55564
89%
**64
100%
Ramshot X-Terminator
<<locked>>
86%
55593
89%
**15
100%
ReloadSwiss RS 40
<<locked>>
85%
55376
89%
**08
100%
ReloadSwiss RS 50
<<locked>>
95%
55811
89%
**51
98%
ReloadSwiss RS 52
<<locked>>
95%
55999
90%
**07
100%
ReloadSwiss RS 60
<<locked>>
97%
48805
78%
**87
100%
ReloadSwiss RS 62
<<locked>>
97%
42815
69%
**65
97%
ReloadSwiss RS 70
<<locked>>
97%
43990
71%
**82
97%
Rottweil R 901
<<locked>>
89%
55985
90%
**02
100%
Rottweil R 902
<<locked>>
93%
55245
89%
**11
100%
Rottweil R 903
<<locked>>
97%
52707
85%
**31
100%
Rottweil R 907
<<locked>>
97%
50807
81%
**72
96%
SNPE Vectan SP 11 👍
<<locked>>
97%
54839
88%
**93
100%
SNPE Vectan SP 7
<<locked>>
90%
55317
89%
**38
99%
SNPE Vectan SP 9
<<locked>>
91%
55680
89%
**57
100%
SNPE Vectan Tubal 3000
<<locked>>
90%
55956
90%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
96%
55854
90%
**52
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
48646
78%
**06
96%
Shooters World Long Rifle
<<locked>>
97%
48660
78%
**52
97%
Shooters World Match Rifle
<<locked>>
91%
55651
89%
**48
100%
Shooters World Precision
<<locked>>
95%
55579
89%
**38
100%
Shooters World Tactical Rifle
<<locked>>
83%
55811
89%
**88
100%
Somchem S321
<<locked>>
86%
55579
89%
**41
100%
Somchem S335
<<locked>>
91%
56014
90%
**65
100%
Somchem S341
<<locked>>
90%
55347
89%
**34
100%
Somchem S355
<<locked>>
97%
53722
86%
**38
100%
Somchem S365
<<locked>>
97%
38595
62%
**00
99%
Vihtavuori N130
<<locked>>
87%
55927
90%
**20
100%
Vihtavuori N133
<<locked>>
92%
55579
89%
**36
100%
Vihtavuori N135
<<locked>>
97%
51808
83%
**52
100%
Vihtavuori N140
<<locked>>
93%
55999
90%
**05
100%
Vihtavuori N150
<<locked>>
97%
45498
73%
**00
100%
Vihtavuori N160
<<locked>>
97%
48573
78%
**85
98%
Vihtavuori N530
<<locked>>
87%
55216
89%
**28
100%
Vihtavuori N540
<<locked>>
93%
55869
90%
**28
100%
Vihtavuori N550
<<locked>>
97%
48501
78%
**25
98%
Vihtavuori N555
<<locked>>
97%
32416
52%
**85
95%
Winchester 6.5 StaBALL
<<locked>>
97%
46253
74%
**33
99%
Winchester 748
<<locked>>
87%
55666
89%
**70
100%
Winchester 760
<<locked>>
97%
51619
83%
**67
97%
Winchester StaBALL Match
<<locked>>
85%
55361
89%
**61
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41321
66%
**44
98%
ADI AR 2208
<<locked>>
81%
35346
57%
**16
96%
Accurate 2015
<<locked>>
81%
47195
76%
**51
100%
Accurate 2200
<<locked>>
81%
43526
70%
**47
98%
Accurate 2230
<<locked>>
81%
49240
79%
**26
100%
Accurate 2460
<<locked>>
81%
49356
79%
**33
100%
Accurate 2495
<<locked>>
81%
42047
67%
**44
100%
Accurate 2520
<<locked>>
81%
42743
69%
**74
100%
[Accurate 2700]*
<<locked>>
82%
34780
56%
**57
90%
Accurate 4064
<<locked>>
81%
35534
57%
**49
100%
[Accurate 4350]*
<<locked>>
81%
25150
40%
**72
91%
Alliant AR-Comp
<<locked>>
81%
43018
69%
**47
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34606
55%
**36
98%
Alliant Reloder-10x
<<locked>>
81%
51053
82%
**03
100%
Alliant Reloder-15
<<locked>>
81%
37130
60%
**88
97%
[Alliant Reloder-16]*
<<locked>>
81%
27064
43%
**88
91%
Alliant Reloder-17
<<locked>>
81%
29805
48%
**93
95%
[Alliant Reloder-23]*
<<locked>>
88%
23888
38%
**26
90%
[Alliant Reloder-26]*
<<locked>>
93%
29138
47%
**19
90%
Baschieri & Pellagri 107
<<locked>>
81%
40364
65%
**47
97%
Hodgdon BL-C2
<<locked>>
81%
42308
68%
**93
99%
Hodgdon Benchmark
<<locked>>
81%
45701
73%
**47
100%
Hodgdon CFE223
<<locked>>
81%
35375
57%
**85
96%
Hodgdon H322
<<locked>>
81%
46180
74%
**90
100%
Hodgdon H380
<<locked>>
81%
34824
56%
**36
95%
[Hodgdon H414]*
<<locked>>
82%
32024
51%
**13
90%
[Hodgdon H4350]*
<<locked>>
90%
34389
55%
**06
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24700
40%
**13
92%
[Hodgdon LVR]*
<<locked>>
81%
28950
46%
**31
91%
[Hodgdon Superperformance]*
<<locked>>
88%
35404
57%
**92
90%
Hodgdon VARGET
<<locked>>
81%
35070
56%
**13
96%
IMR 3031
<<locked>>
81%
37478
60%
**98
100%
IMR 4064
<<locked>>
81%
34635
56%
**96
96%
[IMR 4166 Enduron]*
<<locked>>
81%
34766
56%
**64
91%
IMR 4198
<<locked>>
81%
51300
82%
**67
100%
[IMR 4350]*
<<locked>>
87%
33736
54%
**93
90%
[IMR 4451 Enduron]*
<<locked>>
81%
32735
52%
**51
90%
[IMR 4831]*
<<locked>>
84%
24932
40%
**39
90%
IMR 4895
<<locked>>
81%
37913
61%
**11
98%
IMR 8208 XBR
<<locked>>
81%
43395
70%
**51
99%
Lovex D073.4
<<locked>>
81%
51256
82%
**46
100%
Lovex D073.5
<<locked>>
81%
49153
79%
**29
100%
Lovex D073.6
<<locked>>
81%
39769
64%
**24
100%
Lovex S060
<<locked>>
81%
42076
67%
**95
99%
Lovex S062
<<locked>>
81%
36825
59%
**52
99%
[Lovex S065]*
<<locked>>
81%
30168
48%
**08
91%
[Lovex S070]*
<<locked>>
84%
30821
49%
**41
90%
Norma 201
<<locked>>
81%
40741
65%
**08
99%
Norma 202
<<locked>>
81%
40799
65%
**18
100%
Norma 203B
<<locked>>
81%
36376
58%
**75
97%
[Norma 204]*
<<locked>>
92%
38812
62%
**21
90%
[Norma URP]*
<<locked>>
81%
26658
43%
**85
91%
Ramshot Big Game
<<locked>>
81%
35839
57%
**85
97%
[Ramshot Hunter]*
<<locked>>
86%
30443
49%
**77
90%
Ramshot TAC
<<locked>>
81%
43540
70%
**60
97%
Ramshot Wild Boar
<<locked>>
81%
42612
68%
**74
99%
Ramshot X-Terminator
<<locked>>
81%
47181
76%
**97
99%
ReloadSwiss RS 40
<<locked>>
81%
48747
78%
**23
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35694
57%
**23
93%
ReloadSwiss RS 52
<<locked>>
81%
34940
56%
**85
99%
ReloadSwiss RS 60
<<locked>>
81%
28964
46%
**80
95%
[ReloadSwiss RS 62]*
<<locked>>
82%
26469
42%
**08
90%
[ReloadSwiss RS 70]*
<<locked>>
84%
29515
47%
**67
90%
Rottweil R 901
<<locked>>
81%
44773
72%
**44
100%
Rottweil R 902
<<locked>>
81%
38841
62%
**69
99%
Rottweil R 903
<<locked>>
81%
31865
51%
**90
97%
[Rottweil R 907]*
<<locked>>
83%
33620
54%
**67
90%
SNPE Vectan SP 11
<<locked>>
81%
33025
53%
**29
96%
SNPE Vectan SP 7
<<locked>>
81%
41568
67%
**31
97%
SNPE Vectan SP 9
<<locked>>
81%
39784
64%
**18
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
42438
68%
**69
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34853
56%
**57
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
83%
30864
49%
**08
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30168
48%
**08
91%
Shooters World Match Rifle
<<locked>>
81%
39769
64%
**24
100%
Shooters World Precision
<<locked>>
81%
36825
59%
**52
99%
Shooters World Tactical Rifle
<<locked>>
81%
51895
83%
**43
100%
Somchem S321
<<locked>>
81%
47021
75%
**26
100%
Somchem S335
<<locked>>
81%
41887
67%
**75
100%
Somchem S341
<<locked>>
81%
41249
66%
**31
98%
Somchem S355
<<locked>>
81%
32938
53%
**00
97%
[Somchem S365]*
<<locked>>
81%
23844
38%
**42
93%
Vihtavuori N130
<<locked>>
81%
47021
75%
**15
100%
Vihtavuori N133
<<locked>>
81%
39682
64%
**26
100%
Vihtavuori N135
<<locked>>
81%
32068
51%
**51
100%
Vihtavuori N140
<<locked>>
81%
37811
61%
**52
100%
Vihtavuori N150
<<locked>>
81%
27949
45%
**72
96%
[Vihtavuori N160]*
<<locked>>
81%
28935
46%
**14
92%
Vihtavuori N530
<<locked>>
81%
45643
73%
**97
100%
Vihtavuori N540
<<locked>>
81%
37521
60%
**69
100%
[Vihtavuori N550]*
<<locked>>
81%
28892
46%
**47
92%
[Vihtavuori N555]*
<<locked>>
87%
24381
39%
**72
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28050
45%
**78
94%
Winchester 748
<<locked>>
81%
46064
74%
**43
100%
[Winchester 760]*
<<locked>>
82%
32024
51%
**13
90%
Winchester StaBALL Match
<<locked>>
81%
48805
78%
**79
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.

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