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Load data for .375 Weath. Mag. + .375 | 300gr | Hornady InterBond RN

Recommended Powder(s):

.375 Weath. Mag. + .375 | 300gr | Hornady InterBond RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Hornady InterBond RN
Manufacturer SKU:
37209
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.307" | 33.2mm
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.650" | 16.5mm
Shank Seated Depth:
0.650" | 16.5mm
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_B2814_C568
Last updated:
2025-01-01

Load data for 196 loads in caliber .375 Weath. Mag. with .375 | 300gr | Hornady InterBond RN bullet and 98 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>>
87%
56869
89%
**49
100%
ADI AR 2208
<<locked>>
92%
56884
89%
**39
100%
[ADI AR 2209]*
<<locked>>
97%
45266
71%
**41
94%
Accurate 2200
<<locked>>
85%
57058
89%
**23
100%
Accurate 2495
<<locked>>
85%
57014
89%
**97
100%
Accurate 2520
<<locked>>
85%
57261
90%
**36
100%
Accurate 2700
<<locked>>
93%
57000
89%
**93
98%
Accurate 3100
<<locked>>
97%
37681
59%
**03
96%
Accurate 4064
<<locked>>
91%
56681
89%
**23
100%
Accurate 4350
<<locked>>
97%
52562
82%
**59
100%
Alliant AR-Comp
<<locked>>
85%
56840
89%
**77
100%
Alliant Reloder- TS 15.5
<<locked>>
92%
57217
90%
**62
100%
Alliant Reloder-15
<<locked>>
90%
56855
89%
**69
100%
Alliant Reloder-16
<<locked>>
97%
50821
80%
**62
100%
Alliant Reloder-17 👍
<<locked>>
96%
56985
89%
**64
100%
[Alliant Reloder-19]*
<<locked>>
97%
44092
69%
**25
94%
[Alliant Reloder-22]*
<<locked>>
97%
38348
60%
**62
92%
Alliant Reloder-23
<<locked>>
97%
36245
57%
**33
99%
[Alliant Reloder-25]*
<<locked>>
97%
32387
51%
**34
93%
Alliant Reloder-26
<<locked>>
97%
39987
63%
**67
98%
Baschieri & Pellagri 107
<<locked>>
87%
57334
90%
**79
100%
Hodgdon BL-C2
<<locked>>
85%
57319
90%
**75
100%
Hodgdon Benchmark
<<locked>>
85%
57377
90%
**84
100%
Hodgdon CFE223 👍
<<locked>>
90%
56768
89%
**08
100%
Hodgdon H322
<<locked>>
83%
57116
89%
**97
100%
Hodgdon H380
<<locked>>
91%
57392
90%
**69
100%
Hodgdon H414
<<locked>>
95%
56942
89%
**21
99%
Hodgdon H4350
<<locked>>
97%
49139
77%
**57
97%
Hodgdon Hybrid 100V
<<locked>>
97%
46992
74%
**51
100%
Hodgdon LVR 👍
<<locked>>
97%
56420
88%
**98
100%
Hodgdon Superperformance
<<locked>>
97%
56695
89%
**48
98%
Hodgdon VARGET
<<locked>>
93%
57188
90%
**39
100%
IMR 3031
<<locked>>
89%
57116
90%
**33
100%
IMR 4064
<<locked>>
93%
57435
90%
**33
100%
IMR 4166 Enduron
<<locked>>
94%
57406
90%
**23
99%
IMR 4350
<<locked>>
97%
52243
82%
**00
98%
IMR 4451 Enduron
<<locked>>
95%
57377
90%
**52
99%
IMR 4831
<<locked>>
97%
44527
70%
**21
99%
IMR 4895
<<locked>>
89%
57058
89%
**82
100%
[IMR 4955 Enduron]*
<<locked>>
97%
42409
66%
**36
91%
IMR 8208 XBR
<<locked>>
86%
57305
90%
**23
100%
Lovex D073.6
<<locked>>
87%
57261
90%
**36
100%
Lovex S060
<<locked>>
87%
57377
90%
**00
100%
Lovex S062
<<locked>>
91%
56884
89%
**30
100%
Lovex S065
<<locked>>
97%
56260
88%
**43
99%
Lovex S070
<<locked>>
97%
53853
84%
**26
98%
[Lovex S071]*
<<locked>>
97%
31372
49%
**72
93%
Norma 201
<<locked>>
88%
57203
90%
**20
100%
Norma 202
<<locked>>
87%
57014
89%
**10
100%
Norma 203B
<<locked>>
90%
56826
89%
**69
100%
Norma 204
<<locked>>
97%
52257
82%
**33
96%
Norma MRP
<<locked>>
97%
40393
63%
**34
95%
Norma URP
<<locked>>
97%
51648
81%
**43
100%
Ramshot Big Game
<<locked>>
90%
57246
90%
**95
100%
Ramshot Hunter
<<locked>>
97%
50444
79%
**39
99%
[Ramshot Magnum]*
<<locked>>
97%
37086
58%
**00
92%
Ramshot TAC
<<locked>>
85%
57014
89%
**39
100%
Ramshot Wild Boar
<<locked>>
85%
56681
89%
**52
100%
ReloadSwiss RS 50
<<locked>>
91%
56681
89%
**43
99%
ReloadSwiss RS 52
<<locked>>
90%
56884
89%
**89
100%
ReloadSwiss RS 60
<<locked>>
97%
57261
90%
**87
100%
ReloadSwiss RS 62
<<locked>>
97%
52185
82%
**79
100%
ReloadSwiss RS 70
<<locked>>
97%
52373
82%
**12
100%
Rottweil R 901
<<locked>>
85%
57058
89%
**84
100%
Rottweil R 902
<<locked>>
89%
57246
90%
**13
100%
Rottweil R 903
<<locked>>
94%
57145
90%
**66
100%
[Rottweil R 904]*
<<locked>>
97%
46862
73%
**21
94%
[Rottweil R 905]*
<<locked>>
97%
43033
67%
**15
94%
Rottweil R 907
<<locked>>
96%
57421
90%
**46
98%
SNPE Vectan SP 11
<<locked>>
93%
57000
89%
**95
100%
SNPE Vectan SP 7
<<locked>>
86%
57101
89%
**43
100%
SNPE Vectan SP 9
<<locked>>
88%
57087
89%
**52
100%
SNPE Vectan Tubal 3000
<<locked>>
87%
56985
89%
**34
100%
SNPE Vectan Tubal 5000
<<locked>>
93%
57261
90%
**38
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
56840
89%
**03
99%
Shooters World Long Rifle
<<locked>>
97%
56260
88%
**43
99%
Shooters World Match Rifle
<<locked>>
87%
57261
90%
**36
100%
Shooters World Precision
<<locked>>
91%
56884
89%
**30
100%
Somchem S335
<<locked>>
87%
57334
90%
**48
100%
Somchem S341
<<locked>>
86%
56985
89%
**33
100%
Somchem S355
<<locked>>
94%
57319
90%
**56
100%
[Somchem S361]*
<<locked>>
97%
48211
76%
**18
93%
Somchem S365
<<locked>>
97%
46702
73%
**10
100%
Somchem S385
<<locked>>
97%
43250
68%
**95
95%
Vihtavuori N130
<<locked>>
83%
57130
90%
**02
100%
Vihtavuori N133
<<locked>>
89%
57392
90%
**25
100%
Vihtavuori N135
<<locked>>
95%
56942
89%
**77
100%
Vihtavuori N140
<<locked>>
89%
56724
89%
**84
100%
Vihtavuori N150
<<locked>>
97%
53011
83%
**70
100%
Vihtavuori N160 👍
<<locked>>
97%
57261
90%
**79
100%
[Vihtavuori N165]*
<<locked>>
97%
36071
57%
**44
92%
Vihtavuori N530
<<locked>>
83%
56782
89%
**20
100%
Vihtavuori N540
<<locked>>
89%
56666
89%
**16
100%
Vihtavuori N550 👍
<<locked>>
97%
57348
90%
**21
100%
Vihtavuori N555
<<locked>>
97%
39508
62%
**98
99%
Winchester 6.5 StaBALL
<<locked>>
97%
54331
85%
**23
100%
Winchester 760
<<locked>>
95%
56942
89%
**21
99%
Winchester StaBALL HD
<<locked>>
97%
32198
50%
**20
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47558
75%
**15
100%
ADI AR 2208
<<locked>>
81%
40509
63%
**87
99%
[ADI AR 2209]*
<<locked>>
88%
34577
54%
**21
90%
Accurate 2200
<<locked>>
81%
49748
78%
**21
99%
Accurate 2495
<<locked>>
81%
49400
77%
**02
100%
Accurate 2520
<<locked>>
81%
50053
78%
**38
100%
[Accurate 2700]*
<<locked>>
81%
38899
61%
**11
94%
[Accurate 3100]*
<<locked>>
86%
26107
41%
**41
90%
Accurate 4064
<<locked>>
81%
41669
65%
**16
100%
Accurate 4350
<<locked>>
81%
30589
48%
**62
95%
Alliant AR-Comp
<<locked>>
81%
50546
79%
**02
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
39972
63%
**06
100%
Alliant Reloder-15
<<locked>>
81%
43192
68%
**69
99%
Alliant Reloder-16
<<locked>>
81%
31212
49%
**78
95%
Alliant Reloder-17
<<locked>>
81%
34708
54%
**90
98%
[Alliant Reloder-19]*
<<locked>>
88%
33982
53%
**21
90%
[Alliant Reloder-22]*
<<locked>>
93%
34026
53%
**57
90%
[Alliant Reloder-23]*
<<locked>>
81%
22640
35%
**52
91%
[Alliant Reloder-25]*
<<locked>>
92%
28108
44%
**16
90%
[Alliant Reloder-26]*
<<locked>>
84%
25947
41%
**03
90%
Baschieri & Pellagri 107
<<locked>>
81%
46688
73%
**28
99%
Hodgdon BL-C2
<<locked>>
81%
49777
78%
**74
100%
Hodgdon Benchmark
<<locked>>
81%
51605
81%
**08
100%
Hodgdon CFE223
<<locked>>
81%
41278
65%
**69
98%
Hodgdon H322
<<locked>>
81%
52939
83%
**44
100%
Hodgdon H380
<<locked>>
81%
40582
64%
**16
98%
[Hodgdon H414]*
<<locked>>
81%
35998
56%
**70
94%
[Hodgdon H4350]*
<<locked>>
81%
30792
48%
**00
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28776
45%
**93
96%
Hodgdon LVR
<<locked>>
81%
33837
53%
**18
95%
[Hodgdon Superperformance]*
<<locked>>
81%
32358
51%
**05
91%
Hodgdon VARGET
<<locked>>
81%
40263
63%
**83
99%
IMR 3031
<<locked>>
81%
44048
69%
**56
100%
IMR 4064
<<locked>>
81%
39726
62%
**64
99%
IMR 4166 Enduron
<<locked>>
81%
39697
62%
**38
95%
[IMR 4350]*
<<locked>>
81%
31821
50%
**19
91%
[IMR 4451 Enduron]*
<<locked>>
81%
37434
59%
**18
94%
[IMR 4831]*
<<locked>>
81%
27311
43%
**60
93%
IMR 4895
<<locked>>
81%
44179
69%
**92
100%
[IMR 4955 Enduron]*
<<locked>>
94%
39639
62%
**80
90%
IMR 8208 XBR
<<locked>>
81%
49690
78%
**21
100%
Lovex D073.6
<<locked>>
81%
46876
73%
**95
100%
Lovex S060
<<locked>>
81%
47456
74%
**59
100%
Lovex S062
<<locked>>
81%
42482
67%
**16
100%
Lovex S065
<<locked>>
81%
34853
55%
**82
95%
[Lovex S070]*
<<locked>>
81%
33025
52%
**59
93%
[Lovex S071]*
<<locked>>
91%
26237
41%
**41
90%
Norma 201
<<locked>>
81%
46644
73%
**72
100%
Norma 202
<<locked>>
81%
46963
74%
**72
100%
Norma 203B
<<locked>>
81%
42424
66%
**56
99%
[Norma 204]*
<<locked>>
84%
34301
54%
**08
90%
[Norma MRP]*
<<locked>>
89%
31096
49%
**15
90%
Norma URP
<<locked>>
81%
31154
49%
**69
95%
Ramshot Big Game
<<locked>>
81%
42090
66%
**72
99%
[Ramshot Hunter]*
<<locked>>
81%
30530
48%
**49
92%
[Ramshot Magnum]*
<<locked>>
94%
33910
53%
**34
90%
Ramshot TAC
<<locked>>
81%
49617
78%
**38
99%
Ramshot Wild Boar
<<locked>>
81%
49255
77%
**54
100%
ReloadSwiss RS 50
<<locked>>
81%
41118
64%
**03
96%
ReloadSwiss RS 52
<<locked>>
81%
41379
65%
**65
100%
ReloadSwiss RS 60
<<locked>>
81%
33736
53%
**80
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
30458
48%
**78
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
30618
48%
**78
93%
Rottweil R 901
<<locked>>
81%
50720
79%
**02
100%
Rottweil R 902
<<locked>>
81%
44295
69%
**29
100%
Rottweil R 903
<<locked>>
81%
37565
59%
**60
99%
[Rottweil R 904]*
<<locked>>
90%
37202
58%
**41
90%
[Rottweil R 905]*
<<locked>>
89%
32996
52%
**05
90%
[Rottweil R 907]*
<<locked>>
81%
36085
57%
**92
93%
SNPE Vectan SP 11
<<locked>>
81%
38537
60%
**13
99%
SNPE Vectan SP 7
<<locked>>
81%
48182
76%
**18
99%
SNPE Vectan SP 9
<<locked>>
81%
45963
72%
**88
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
47892
75%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
39827
62%
**05
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33837
53%
**29
93%
Shooters World Long Rifle
<<locked>>
81%
34853
55%
**82
95%
Shooters World Match Rifle
<<locked>>
81%
46876
73%
**95
100%
Shooters World Precision
<<locked>>
81%
42482
67%
**16
100%
Somchem S335
<<locked>>
81%
47456
74%
**23
100%
Somchem S341
<<locked>>
81%
47645
75%
**05
100%
Somchem S355
<<locked>>
81%
38319
60%
**70
99%
[Somchem S361]*
<<locked>>
92%
40306
63%
**80
90%
Somchem S365
<<locked>>
81%
27905
44%
**26
97%
[Somchem S385]*
<<locked>>
86%
30124
47%
**26
90%
Vihtavuori N130
<<locked>>
81%
53113
83%
**59
100%
Vihtavuori N133
<<locked>>
81%
45339
71%
**74
100%
Vihtavuori N135
<<locked>>
81%
37478
59%
**01
100%
Vihtavuori N140
<<locked>>
81%
43888
69%
**10
100%
Vihtavuori N150
<<locked>>
81%
32837
51%
**36
99%
Vihtavuori N160
<<locked>>
81%
33808
53%
**95
96%
[Vihtavuori N165]*
<<locked>>
93%
32111
50%
**52
90%
Vihtavuori N530
<<locked>>
81%
52765
83%
**67
100%
Vihtavuori N540
<<locked>>
81%
43497
68%
**29
100%
Vihtavuori N550
<<locked>>
81%
34098
53%
**31
96%
[Vihtavuori N555]*
<<locked>>
81%
23931
37%
**18
92%
Winchester 6.5 StaBALL
<<locked>>
81%
32169
50%
**49
98%
[Winchester 760]*
<<locked>>
81%
35998
56%
**70
94%
[Winchester StaBALL HD]*
<<locked>>
85%
22727
36%
**01
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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