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

Recommended Powder(s): Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550

.375 Weath. 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 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.791" | 20.1mm
Shank Seated Depth:
0.791" | 20.1mm
Case Capacity:
105.0 Grains of Water | 6.82 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B5277_C568
Last updated:
2025-01-01

Load data for 194 loads in caliber .375 Weath. Mag. with .375 | 300gr | Rhino Solid bullet and 97 powders such as Alliant Reloder-17, Hodgdon CFE223, ReloadSwiss RS 60, SNPE Vectan SP 11, 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".

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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>>
88%
57203
90%
**33
100%
ADI AR 2208
<<locked>>
94%
56956
89%
**20
100%
[ADI AR 2209]*
<<locked>>
97%
43062
67%
**75
93%
Accurate 2015
<<locked>>
84%
57276
90%
**25
100%
Accurate 2200
<<locked>>
86%
56985
89%
**03
100%
Accurate 2495
<<locked>>
87%
57029
89%
**84
100%
Accurate 2520
<<locked>>
86%
57145
90%
**13
100%
Accurate 2700
<<locked>>
94%
56956
89%
**74
98%
[Accurate 3100]*
<<locked>>
97%
35259
55%
**44
94%
Accurate 4064
<<locked>>
93%
57043
89%
**13
100%
Accurate 4350
<<locked>>
97%
49429
77%
**97
99%
Alliant AR-Comp
<<locked>>
86%
56565
89%
**57
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
57319
90%
**43
100%
Alliant Reloder-15
<<locked>>
91%
57406
90%
**59
100%
Alliant Reloder-16
<<locked>>
97%
48515
76%
**03
99%
Alliant Reloder-17 👍
<<locked>>
97%
56202
88%
**35
100%
[Alliant Reloder-19]*
<<locked>>
97%
41916
66%
**65
93%
Alliant Reloder-23
<<locked>>
97%
34505
54%
**77
98%
Alliant Reloder-26
<<locked>>
97%
37681
59%
**92
97%
Baschieri & Pellagri 107
<<locked>>
88%
56869
89%
**52
100%
Hodgdon BL-C2
<<locked>>
87%
57145
90%
**52
100%
Hodgdon Benchmark
<<locked>>
85%
56695
89%
**54
100%
Hodgdon CFE223 👍
<<locked>>
92%
57246
90%
**95
100%
Hodgdon H322
<<locked>>
85%
57421
90%
**84
100%
Hodgdon H380
<<locked>>
93%
57363
90%
**56
100%
Hodgdon H414
<<locked>>
96%
57101
89%
**08
99%
Hodgdon H4350
<<locked>>
97%
47007
74%
**98
96%
Hodgdon Hybrid 100V
<<locked>>
97%
44860
70%
**02
100%
Hodgdon LVR
<<locked>>
97%
53679
84%
**46
99%
Hodgdon Superperformance
<<locked>>
97%
53142
83%
**75
98%
Hodgdon VARGET
<<locked>>
94%
56956
89%
**20
100%
IMR 3031
<<locked>>
91%
57159
90%
**13
100%
IMR 4064
<<locked>>
94%
56913
89%
**10
100%
IMR 4166 Enduron
<<locked>>
94%
56681
89%
**90
98%
IMR 4350
<<locked>>
97%
49879
78%
**44
97%
IMR 4451 Enduron
<<locked>>
96%
57261
90%
**23
98%
IMR 4831
<<locked>>
97%
42511
67%
**72
98%
IMR 4895
<<locked>>
91%
57174
90%
**66
100%
IMR 8208 XBR
<<locked>>
87%
56869
89%
**97
100%
Lovex D073.6
<<locked>>
89%
57334
90%
**20
100%
Lovex S060
<<locked>>
88%
57174
90%
**74
100%
Lovex S062
<<locked>>
92%
57203
90%
**10
100%
Lovex S065
<<locked>>
97%
53925
85%
**87
99%
Lovex S070
<<locked>>
97%
51735
81%
**80
98%
[Lovex S071]*
<<locked>>
97%
29646
46%
**19
92%
Norma 201
<<locked>>
89%
57101
89%
**97
100%
Norma 202
<<locked>>
88%
56927
89%
**87
100%
Norma 203B
<<locked>>
92%
57217
90%
**52
100%
Norma 204
<<locked>>
97%
50270
79%
**84
95%
[Norma MRP]*
<<locked>>
97%
38348
60%
**69
94%
Norma URP
<<locked>>
97%
49530
78%
**97
99%
Ramshot Big Game
<<locked>>
92%
57188
90%
**75
100%
Ramshot Hunter
<<locked>>
97%
48399
76%
**90
98%
Ramshot TAC
<<locked>>
87%
57334
90%
**20
99%
Ramshot Wild Boar
<<locked>>
87%
56840
89%
**36
100%
Ramshot X-Terminator
<<locked>>
84%
57290
90%
**00
100%
ReloadSwiss RS 50
<<locked>>
93%
57058
89%
**30
99%
ReloadSwiss RS 52
<<locked>>
92%
56942
89%
**75
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
54302
85%
**25
100%
ReloadSwiss RS 62
<<locked>>
97%
49429
77%
**23
99%
ReloadSwiss RS 70
<<locked>>
97%
49443
77%
**46
99%
Rottweil R 901
<<locked>>
86%
56594
89%
**61
100%
Rottweil R 902
<<locked>>
91%
57174
90%
**90
100%
Rottweil R 903
<<locked>>
95%
56637
89%
**39
100%
[Rottweil R 904]*
<<locked>>
97%
44353
69%
**52
92%
[Rottweil R 905]*
<<locked>>
97%
40669
64%
**49
93%
Rottweil R 907
<<locked>>
97%
56057
88%
**07
98%
SNPE Vectan SP 11 👍
<<locked>>
95%
57305
90%
**85
100%
SNPE Vectan SP 7
<<locked>>
87%
57159
90%
**20
100%
SNPE Vectan SP 9
<<locked>>
89%
57217
90%
**33
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
57101
89%
**21
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
57203
90%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53983
85%
**41
98%
Shooters World Long Rifle
<<locked>>
97%
53925
85%
**87
99%
Shooters World Match Rifle
<<locked>>
89%
57334
90%
**20
100%
Shooters World Precision
<<locked>>
92%
57203
90%
**10
100%
Somchem S321
<<locked>>
84%
57217
90%
**20
100%
Somchem S335
<<locked>>
89%
57334
90%
**31
100%
Somchem S341
<<locked>>
88%
57290
90%
**20
100%
Somchem S355
<<locked>>
96%
57435
90%
**43
100%
[Somchem S361]*
<<locked>>
97%
45905
72%
**56
92%
Somchem S365
<<locked>>
97%
43932
69%
**51
100%
[Somchem S385]*
<<locked>>
97%
40901
64%
**36
94%
Vihtavuori N130
<<locked>>
85%
57319
90%
**92
100%
Vihtavuori N133
<<locked>>
90%
56942
89%
**02
100%
Vihtavuori N135
<<locked>>
97%
57014
89%
**64
100%
Vihtavuori N140
<<locked>>
91%
57116
90%
**67
100%
Vihtavuori N150
<<locked>>
97%
51111
80%
**28
100%
Vihtavuori N160
<<locked>>
97%
54520
85%
**23
100%
Vihtavuori N530
<<locked>>
85%
56913
89%
**10
100%
Vihtavuori N540
<<locked>>
91%
57145
90%
**00
100%
Vihtavuori N550 👍
<<locked>>
97%
54621
86%
**66
100%
Vihtavuori N555
<<locked>>
97%
37478
59%
**46
98%
Winchester 6.5 StaBALL
<<locked>>
97%
51996
81%
**70
100%
Winchester 748
<<locked>>
84%
57000
89%
**39
100%
Winchester 760
<<locked>>
96%
57101
89%
**08
99%
Winchester StaBALL HD
<<locked>>
97%
30908
48%
**64
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
45629
71%
**72
100%
ADI AR 2208
<<locked>>
81%
38914
61%
**44
98%
[ADI AR 2209]*
<<locked>>
91%
36114
57%
**34
90%
Accurate 2015
<<locked>>
81%
51793
81%
**56
100%
Accurate 2200
<<locked>>
81%
47790
75%
**72
99%
Accurate 2495
<<locked>>
81%
47224
74%
**59
100%
Accurate 2520
<<locked>>
81%
47732
75%
**95
100%
[Accurate 2700]*
<<locked>>
81%
37246
58%
**59
93%
[Accurate 3100]*
<<locked>>
89%
26847
42%
**47
90%
Accurate 4064
<<locked>>
81%
39943
63%
**74
100%
[Accurate 4350]*
<<locked>>
81%
28848
45%
**10
94%
Alliant AR-Comp
<<locked>>
81%
48066
75%
**52
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
38450
60%
**64
99%
Alliant Reloder-15
<<locked>>
81%
41307
65%
**13
99%
[Alliant Reloder-16]*
<<locked>>
81%
29936
47%
**23
94%
Alliant Reloder-17
<<locked>>
81%
33054
52%
**34
98%
[Alliant Reloder-19]*
<<locked>>
91%
34853
55%
**18
90%
[Alliant Reloder-23]*
<<locked>>
82%
22162
35%
**23
90%
[Alliant Reloder-26]*
<<locked>>
87%
26832
42%
**10
90%
Baschieri & Pellagri 107
<<locked>>
81%
44802
70%
**75
99%
Hodgdon BL-C2
<<locked>>
81%
47384
74%
**18
100%
Hodgdon Benchmark
<<locked>>
81%
49647
78%
**62
100%
Hodgdon CFE223
<<locked>>
81%
39566
62%
**26
98%
Hodgdon H322
<<locked>>
81%
51024
80%
**05
100%
Hodgdon H380
<<locked>>
81%
38899
61%
**67
97%
[Hodgdon H414]*
<<locked>>
81%
34069
53%
**15
93%
[Hodgdon H4350]*
<<locked>>
84%
31372
49%
**96
90%
Hodgdon Hybrid 100V
<<locked>>
81%
27267
43%
**37
95%
[Hodgdon LVR]*
<<locked>>
81%
32256
51%
**65
94%
[Hodgdon Superperformance]*
<<locked>>
82%
32489
51%
**85
90%
Hodgdon VARGET
<<locked>>
81%
38537
60%
**34
98%
IMR 3031
<<locked>>
81%
41901
66%
**13
100%
IMR 4064
<<locked>>
81%
38218
60%
**18
98%
[IMR 4166 Enduron]*
<<locked>>
81%
37942
59%
**88
94%
[IMR 4350]*
<<locked>>
82%
31270
49%
**90
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36085
57%
**78
93%
[IMR 4831]*
<<locked>>
81%
25686
40%
**11
92%
IMR 4895
<<locked>>
81%
42221
66%
**39
99%
IMR 8208 XBR
<<locked>>
81%
47747
75%
**72
100%
Lovex D073.6
<<locked>>
81%
44947
70%
**52
100%
Lovex S060
<<locked>>
81%
45658
72%
**13
100%
Lovex S062
<<locked>>
81%
40466
63%
**64
100%
[Lovex S065]*
<<locked>>
81%
33446
52%
**33
94%
[Lovex S070]*
<<locked>>
81%
31459
49%
**03
92%
[Lovex S071]*
<<locked>>
94%
26977
42%
**51
90%
Norma 201
<<locked>>
81%
44889
70%
**26
100%
Norma 202
<<locked>>
81%
45020
71%
**29
100%
Norma 203B
<<locked>>
81%
40538
64%
**00
99%
[Norma 204]*
<<locked>>
86%
35505
56%
**15
90%
[Norma MRP]*
<<locked>>
91%
31676
50%
**11
90%
[Norma URP]*
<<locked>>
81%
29689
47%
**16
94%
Ramshot Big Game
<<locked>>
81%
40030
63%
**16
99%
[Ramshot Hunter]*
<<locked>>
81%
29037
46%
**96
91%
Ramshot TAC
<<locked>>
81%
47718
75%
**85
98%
Ramshot Wild Boar
<<locked>>
81%
47282
74%
**05
100%
Ramshot X-Terminator
<<locked>>
81%
51474
81%
**18
100%
ReloadSwiss RS 50
<<locked>>
81%
39262
62%
**51
95%
ReloadSwiss RS 52
<<locked>>
81%
39262
62%
**13
100%
ReloadSwiss RS 60
<<locked>>
81%
32169
50%
**24
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
28964
45%
**23
93%
[ReloadSwiss RS 70]*
<<locked>>
81%
29124
46%
**13
91%
Rottweil R 901
<<locked>>
81%
48646
76%
**52
100%
Rottweil R 902
<<locked>>
81%
42627
67%
**83
100%
Rottweil R 903
<<locked>>
81%
35636
56%
**11
98%
[Rottweil R 904]*
<<locked>>
92%
38551
60%
**51
90%
[Rottweil R 905]*
<<locked>>
92%
34403
54%
**21
90%
[Rottweil R 907]*
<<locked>>
81%
34447
54%
**39
92%
SNPE Vectan SP 11
<<locked>>
81%
36695
58%
**60
98%
SNPE Vectan SP 7
<<locked>>
81%
46108
72%
**65
98%
SNPE Vectan SP 9
<<locked>>
81%
44019
69%
**43
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
46267
73%
**80
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
38580
60%
**69
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
32213
50%
**80
92%
[Shooters World Long Rifle]*
<<locked>>
81%
33446
52%
**33
94%
Shooters World Match Rifle
<<locked>>
81%
44947
70%
**52
100%
Shooters World Precision
<<locked>>
81%
40466
63%
**64
100%
Somchem S321
<<locked>>
81%
51851
81%
**48
100%
Somchem S335
<<locked>>
81%
45890
72%
**87
100%
Somchem S341
<<locked>>
81%
45745
72%
**62
99%
Somchem S355
<<locked>>
81%
36695
58%
**21
99%
[Somchem S361]*
<<locked>>
94%
41408
65%
**80
90%
Somchem S365
<<locked>>
81%
26513
42%
**70
96%
[Somchem S385]*
<<locked>>
88%
31140
49%
**33
90%
Vihtavuori N130
<<locked>>
81%
51126
80%
**20
100%
Vihtavuori N133
<<locked>>
81%
43381
68%
**31
100%
Vihtavuori N135
<<locked>>
81%
35737
56%
**62
100%
Vihtavuori N140
<<locked>>
81%
41872
66%
**67
100%
Vihtavuori N150
<<locked>>
81%
31299
49%
**90
98%
Vihtavuori N160
<<locked>>
81%
32343
51%
**49
95%
Vihtavuori N530
<<locked>>
81%
50691
79%
**28
100%
Vihtavuori N540
<<locked>>
81%
41727
65%
**87
100%
Vihtavuori N550
<<locked>>
81%
32532
51%
**85
95%
[Vihtavuori N555]*
<<locked>>
81%
22582
35%
**62
90%
Winchester 6.5 StaBALL
<<locked>>
81%
30922
48%
**00
97%
Winchester 748
<<locked>>
81%
51271
80%
**64
100%
[Winchester 760]*
<<locked>>
81%
34069
53%
**15
93%
[Winchester StaBALL HD]*
<<locked>>
88%
23424
37%
**08
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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