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Load data for .375 Weath. Mag. + .375 | 300gr | SUS-TAC Solid Flat Nose

Recommended Powder(s): Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N160, Vihtavuori N550

.375 Weath. Mag. + .375 | 300gr | SUS-TAC Solid Flat Nose

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | SUS-TAC Solid Flat Nose
Manufacturer SKU:
H12960
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.278" | 32.5mm
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.621" | 15.8mm
Shank Seated Depth:
0.621" | 15.8mm
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_B10330_C568
Last updated:
2025-01-01

Load data for 194 loads in caliber .375 Weath. Mag. with .375 | 300gr | SUS-TAC Solid Flat Nose bullet and 97 powders such as Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 62, Vihtavuori N160, 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".

  • 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>>
87%
57246
90%
**59
100%
ADI AR 2208
<<locked>>
92%
57203
90%
**43
100%
ADI AR 2209
<<locked>>
97%
45571
71%
**51
95%
Accurate 2200
<<locked>>
85%
57421
90%
**33
100%
Accurate 2495
<<locked>>
85%
56507
89%
**00
100%
Accurate 2520
<<locked>>
85%
56942
89%
**36
100%
Accurate 2700
<<locked>>
93%
57334
90%
**03
98%
Accurate 3100
<<locked>>
97%
38421
60%
**16
96%
Accurate 4064
<<locked>>
91%
57246
90%
**30
100%
Accurate 4350
<<locked>>
97%
53708
84%
**72
100%
Alliant AR-Comp
<<locked>>
84%
57029
89%
**80
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
56724
89%
**59
100%
Alliant Reloder-15
<<locked>>
90%
57363
90%
**82
100%
Alliant Reloder-16
<<locked>>
97%
51068
80%
**72
100%
Alliant Reloder-17 👍
<<locked>>
96%
57174
90%
**71
100%
Alliant Reloder-19
<<locked>>
97%
44904
70%
**48
95%
[Alliant Reloder-22]*
<<locked>>
97%
38943
61%
**72
93%
Alliant Reloder-23
<<locked>>
97%
37014
58%
**49
99%
[Alliant Reloder-25]*
<<locked>>
97%
32489
51%
**44
93%
Alliant Reloder-26
<<locked>>
97%
40698
64%
**87
98%
Baschieri & Pellagri 107
<<locked>>
87%
57348
90%
**82
100%
Hodgdon BL-C2
<<locked>>
85%
57159
90%
**75
100%
Hodgdon Benchmark
<<locked>>
84%
57014
89%
**80
100%
Hodgdon CFE223
<<locked>>
90%
56855
89%
**12
100%
Hodgdon H380
<<locked>>
91%
57000
89%
**69
100%
Hodgdon H414
<<locked>>
94%
57101
89%
**28
99%
Hodgdon H4350
<<locked>>
97%
50067
78%
**70
97%
Hodgdon Hybrid 100V
<<locked>>
97%
47543
75%
**64
100%
Hodgdon LVR 👍
<<locked>>
97%
56855
89%
**08
100%
Hodgdon Superperformance
<<locked>>
97%
56855
89%
**54
99%
Hodgdon VARGET
<<locked>>
92%
57203
90%
**43
100%
IMR 3031
<<locked>>
89%
56768
89%
**33
100%
IMR 4064
<<locked>>
93%
57159
90%
**36
100%
IMR 4166 Enduron
<<locked>>
93%
56782
89%
**16
99%
IMR 4350
<<locked>>
97%
52605
82%
**10
98%
IMR 4451 Enduron
<<locked>>
94%
57029
89%
**49
99%
IMR 4831
<<locked>>
97%
45252
71%
**38
99%
IMR 4895
<<locked>>
89%
57421
90%
**92
100%
[IMR 4955 Enduron]*
<<locked>>
97%
42714
67%
**39
92%
IMR 8208 XBR
<<locked>>
85%
57087
89%
**23
100%
Lovex D073.6
<<locked>>
87%
56942
89%
**36
100%
Lovex S060
<<locked>>
87%
57130
90%
**97
100%
Lovex S062
<<locked>>
90%
57232
90%
**33
100%
Lovex S065
<<locked>>
97%
57305
90%
**52
99%
Lovex S070
<<locked>>
97%
54679
86%
**46
99%
[Lovex S071]*
<<locked>>
97%
31879
50%
**82
93%
Norma 201
<<locked>>
87%
57087
89%
**23
100%
Norma 202
<<locked>>
87%
57435
90%
**20
100%
Norma 203B
<<locked>>
90%
57334
90%
**79
100%
Norma 204
<<locked>>
97%
53156
83%
**52
96%
Norma MRP
<<locked>>
97%
40799
64%
**48
95%
Norma URP
<<locked>>
97%
52692
83%
**62
100%
Ramshot Big Game
<<locked>>
90%
57072
89%
**89
100%
Ramshot Hunter
<<locked>>
97%
51503
81%
**62
99%
[Ramshot Magnum]*
<<locked>>
97%
37202
58%
**06
92%
Ramshot TAC
<<locked>>
85%
56855
89%
**39
100%
Ramshot Wild Boar
<<locked>>
85%
57348
90%
**66
100%
ReloadSwiss RS 50
<<locked>>
91%
56884
89%
**52
99%
ReloadSwiss RS 52
<<locked>>
90%
57188
90%
**95
100%
ReloadSwiss RS 60
<<locked>>
96%
56971
89%
**87
100%
ReloadSwiss RS 62 👍
<<locked>>
97%
52852
83%
**89
100%
ReloadSwiss RS 70
<<locked>>
97%
52431
82%
**18
100%
Rottweil R 901
<<locked>>
85%
57000
89%
**87
100%
Rottweil R 902
<<locked>>
89%
56956
89%
**13
100%
Rottweil R 903
<<locked>>
94%
57421
90%
**66
100%
[Rottweil R 904]*
<<locked>>
97%
47369
74%
**28
94%
Rottweil R 905
<<locked>>
97%
43221
68%
**21
95%
Rottweil R 907
<<locked>>
96%
57305
90%
**52
98%
SNPE Vectan SP 11
<<locked>>
93%
57261
90%
**02
100%
SNPE Vectan SP 7
<<locked>>
86%
57377
90%
**46
100%
SNPE Vectan SP 9
<<locked>>
88%
57406
90%
**56
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
56768
89%
**38
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
57043
89%
**41
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
56826
89%
**07
99%
Shooters World Long Rifle
<<locked>>
97%
57305
90%
**52
99%
Shooters World Match Rifle
<<locked>>
87%
56942
89%
**36
100%
Shooters World Precision
<<locked>>
90%
57232
90%
**33
100%
Somchem S335
<<locked>>
87%
57246
90%
**51
100%
Somchem S341
<<locked>>
86%
57116
90%
**36
100%
Somchem S355
<<locked>>
93%
57145
90%
**59
100%
[Somchem S361]*
<<locked>>
97%
48602
76%
**21
93%
Somchem S365
<<locked>>
97%
47108
74%
**13
100%
Somchem S385
<<locked>>
97%
44121
69%
**15
96%
Vihtavuori N130
<<locked>>
83%
57014
89%
**08
100%
Vihtavuori N133
<<locked>>
88%
56898
89%
**21
100%
Vihtavuori N135
<<locked>>
95%
57377
90%
**87
100%
Vihtavuori N140
<<locked>>
89%
57101
89%
**87
100%
Vihtavuori N150
<<locked>>
97%
53606
84%
**80
100%
Vihtavuori N160 👍
<<locked>>
96%
57000
89%
**79
100%
[Vihtavuori N165]*
<<locked>>
97%
36796
58%
**60
93%
Vihtavuori N530
<<locked>>
83%
57232
90%
**33
100%
Vihtavuori N540
<<locked>>
89%
56971
89%
**16
100%
Vihtavuori N550 👍
<<locked>>
96%
56739
89%
**18
100%
Vihtavuori N555
<<locked>>
97%
40466
63%
**18
99%
Winchester 6.5 StaBALL
<<locked>>
97%
54853
86%
**36
100%
Winchester 760
<<locked>>
94%
57101
89%
**28
99%
Winchester StaBALL HD
<<locked>>
97%
32822
51%
**46
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47993
75%
**31
100%
ADI AR 2208
<<locked>>
81%
40915
64%
**00
99%
[ADI AR 2209]*
<<locked>>
88%
34505
54%
**24
90%
Accurate 2200
<<locked>>
81%
50154
79%
**34
99%
Accurate 2495
<<locked>>
81%
49980
78%
**18
100%
Accurate 2520
<<locked>>
81%
50473
79%
**51
100%
[Accurate 2700]*
<<locked>>
81%
39189
61%
**24
94%
[Accurate 3100]*
<<locked>>
86%
26034
41%
**37
90%
Accurate 4064
<<locked>>
81%
42177
66%
**23
100%
Accurate 4350
<<locked>>
81%
30980
49%
**78
95%
Alliant AR-Comp
<<locked>>
81%
50792
80%
**08
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40422
63%
**16
100%
Alliant Reloder-15
<<locked>>
81%
43468
68%
**72
99%
Alliant Reloder-16
<<locked>>
81%
31444
49%
**88
95%
Alliant Reloder-17
<<locked>>
81%
35114
55%
**00
98%
[Alliant Reloder-19]*
<<locked>>
87%
33504
53%
**11
90%
[Alliant Reloder-22]*
<<locked>>
92%
33881
53%
**64
90%
[Alliant Reloder-23]*
<<locked>>
81%
22887
36%
**65
92%
[Alliant Reloder-25]*
<<locked>>
91%
27746
43%
**10
90%
[Alliant Reloder-26]*
<<locked>>
83%
25831
40%
**00
90%
Baschieri & Pellagri 107
<<locked>>
81%
47427
74%
**41
99%
Hodgdon BL-C2
<<locked>>
81%
50125
79%
**77
100%
Hodgdon Benchmark
<<locked>>
81%
52054
82%
**18
100%
Hodgdon CFE223
<<locked>>
81%
41974
66%
**85
99%
Hodgdon H380
<<locked>>
81%
40959
64%
**23
98%
[Hodgdon H414]*
<<locked>>
81%
36303
57%
**83
94%
[Hodgdon H4350]*
<<locked>>
81%
30603
48%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28805
45%
**96
96%
Hodgdon LVR
<<locked>>
81%
34185
54%
**28
96%
[Hodgdon Superperformance]*
<<locked>>
81%
32561
51%
**08
91%
Hodgdon VARGET
<<locked>>
81%
40422
63%
**90
99%
IMR 3031
<<locked>>
81%
44599
70%
**65
100%
IMR 4064
<<locked>>
81%
40059
63%
**77
99%
IMR 4166 Enduron
<<locked>>
81%
39726
62%
**41
95%
[IMR 4350]*
<<locked>>
81%
32140
50%
**36
91%
[IMR 4451 Enduron]*
<<locked>>
81%
37797
59%
**34
94%
[IMR 4831]*
<<locked>>
81%
27354
43%
**70
94%
IMR 4895
<<locked>>
81%
44483
70%
**98
100%
[IMR 4955 Enduron]*
<<locked>>
94%
39247
61%
**77
90%
IMR 8208 XBR
<<locked>>
81%
50140
79%
**28
100%
Lovex D073.6
<<locked>>
81%
47326
74%
**08
100%
Lovex S060
<<locked>>
81%
47877
75%
**65
100%
Lovex S062
<<locked>>
81%
42931
67%
**29
100%
Lovex S065
<<locked>>
81%
35230
55%
**88
95%
[Lovex S070]*
<<locked>>
81%
33388
52%
**65
93%
[Lovex S071]*
<<locked>>
91%
26150
41%
**47
90%
Norma 201
<<locked>>
81%
46963
74%
**85
100%
Norma 202
<<locked>>
81%
47442
74%
**85
100%
Norma 203B
<<locked>>
81%
42844
67%
**62
99%
[Norma 204]*
<<locked>>
84%
34243
54%
**11
90%
[Norma MRP]*
<<locked>>
88%
30980
49%
**15
90%
Norma URP
<<locked>>
81%
31517
49%
**78
95%
Ramshot Big Game
<<locked>>
81%
42438
66%
**82
99%
[Ramshot Hunter]*
<<locked>>
81%
30821
48%
**62
92%
[Ramshot Magnum]*
<<locked>>
94%
33736
53%
**31
90%
Ramshot TAC
<<locked>>
81%
50082
78%
**44
99%
Ramshot Wild Boar
<<locked>>
81%
49617
78%
**57
100%
ReloadSwiss RS 50
<<locked>>
81%
41452
65%
**16
96%
ReloadSwiss RS 52
<<locked>>
81%
41785
65%
**79
100%
ReloadSwiss RS 60
<<locked>>
81%
34026
53%
**90
99%
ReloadSwiss RS 62
<<locked>>
81%
30850
48%
**92
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
30966
49%
**88
93%
Rottweil R 901
<<locked>>
81%
51097
80%
**08
100%
Rottweil R 902
<<locked>>
81%
44759
70%
**39
100%
Rottweil R 903
<<locked>>
81%
37985
60%
**77
99%
[Rottweil R 904]*
<<locked>>
89%
36999
58%
**41
90%
[Rottweil R 905]*
<<locked>>
88%
32938
52%
**08
90%
[Rottweil R 907]*
<<locked>>
81%
36318
57%
**01
93%
SNPE Vectan SP 11
<<locked>>
81%
38899
61%
**20
99%
SNPE Vectan SP 7
<<locked>>
81%
48530
76%
**21
99%
SNPE Vectan SP 9
<<locked>>
81%
46340
73%
**02
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
48414
76%
**29
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40263
63%
**11
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34229
54%
**36
93%
Shooters World Long Rifle
<<locked>>
81%
35230
55%
**88
95%
Shooters World Match Rifle
<<locked>>
81%
47326
74%
**08
100%
Shooters World Precision
<<locked>>
81%
42931
67%
**29
100%
Somchem S335
<<locked>>
81%
47892
75%
**33
100%
Somchem S341
<<locked>>
81%
48399
76%
**21
100%
Somchem S355
<<locked>>
81%
38754
61%
**77
99%
[Somchem S361]*
<<locked>>
91%
39668
62%
**70
90%
Somchem S365
<<locked>>
81%
28224
44%
**36
98%
[Somchem S385]*
<<locked>>
85%
30081
47%
**26
90%
Vihtavuori N130
<<locked>>
81%
53664
84%
**69
100%
Vihtavuori N133
<<locked>>
81%
45469
71%
**80
100%
Vihtavuori N135
<<locked>>
81%
37884
59%
**18
100%
Vihtavuori N140
<<locked>>
81%
44324
69%
**16
100%
Vihtavuori N150
<<locked>>
81%
33011
52%
**42
99%
Vihtavuori N160
<<locked>>
81%
34156
54%
**08
96%
[Vihtavuori N165]*
<<locked>>
92%
31995
50%
**52
90%
Vihtavuori N530
<<locked>>
81%
53229
83%
**80
100%
Vihtavuori N540
<<locked>>
81%
43903
69%
**43
100%
Vihtavuori N550
<<locked>>
81%
34447
54%
**38
96%
[Vihtavuori N555]*
<<locked>>
81%
24236
38%
**31
92%
Winchester 6.5 StaBALL
<<locked>>
81%
32706
51%
**62
98%
[Winchester 760]*
<<locked>>
81%
36303
57%
**83
94%
[Winchester StaBALL HD]*
<<locked>>
85%
22481
35%
**95
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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