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

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

.375 H.& H. 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 H.& H. Mag. load data
Case Length (l3):
2.859" | 72.6mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.620" | 15.7mm
Shank Seated Depth:
0.620" | 15.7mm
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_B2814_C543
Last updated:
2025-01-01

Load data for 190 loads in caliber .375 H.& H. Mag. with .375 | 300gr | Hornady InterBond RN bullet and 95 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".

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  • 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%
55492
89%
**77
100%
ADI AR 2208
<<locked>>
94%
55317
89%
**57
100%
[ADI AR 2209]*
<<locked>>
97%
40959
66%
**93
91%
Accurate 2015
<<locked>>
85%
55709
89%
**75
100%
Accurate 2200
<<locked>>
87%
55883
90%
**48
99%
Accurate 2495
<<locked>>
88%
55811
89%
**41
100%
Accurate 2520
<<locked>>
87%
55419
89%
**64
100%
Accurate 2700
<<locked>>
95%
55695
89%
**11
97%
[Accurate 3100]*
<<locked>>
97%
33069
53%
**65
93%
Accurate 4064
<<locked>>
94%
55521
89%
**61
100%
Accurate 4350
<<locked>>
97%
46775
75%
**25
99%
Alliant AR-Comp
<<locked>>
87%
55695
89%
**18
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
55550
89%
**87
100%
Alliant Reloder-15
<<locked>>
92%
55840
90%
**00
100%
Alliant Reloder-16
<<locked>>
97%
46122
74%
**28
99%
Alliant Reloder-17 👍
<<locked>>
97%
52982
85%
**59
100%
[Alliant Reloder-19]*
<<locked>>
97%
40118
64%
**90
92%
Alliant Reloder-23
<<locked>>
97%
32489
52%
**95
97%
Alliant Reloder-26
<<locked>>
97%
35288
57%
**03
95%
Baschieri & Pellagri 107
<<locked>>
89%
56043
90%
**03
100%
Hodgdon BL-C2
<<locked>>
87%
55550
89%
**97
100%
Hodgdon Benchmark
<<locked>>
86%
55709
89%
**11
100%
Hodgdon CFE223 👍
<<locked>>
93%
56086
90%
**46
100%
Hodgdon H322
<<locked>>
85%
55593
89%
**28
100%
Hodgdon H380
<<locked>>
94%
55753
89%
**93
99%
Hodgdon H414
<<locked>>
97%
54708
88%
**33
98%
Hodgdon H4350
<<locked>>
97%
44469
71%
**20
95%
Hodgdon Hybrid 100V
<<locked>>
97%
42511
68%
**23
99%
Hodgdon LVR
<<locked>>
97%
50966
82%
**70
99%
Hodgdon Superperformance
<<locked>>
97%
50676
81%
**93
96%
Hodgdon VARGET
<<locked>>
95%
55651
89%
**67
100%
IMR 3031
<<locked>>
92%
55245
89%
**61
100%
IMR 4064
<<locked>>
95%
55521
89%
**54
100%
IMR 4166 Enduron
<<locked>>
95%
55492
89%
**34
98%
IMR 4350
<<locked>>
97%
47398
76%
**62
96%
IMR 4451 Enduron
<<locked>>
97%
55187
88%
**57
98%
IMR 4831
<<locked>>
97%
39421
63%
**87
97%
IMR 4895
<<locked>>
91%
55651
89%
**07
100%
IMR 8208 XBR
<<locked>>
88%
56028
90%
**51
100%
Lovex D073.5
<<locked>>
83%
55869
90%
**34
100%
Lovex D073.6
<<locked>>
89%
55825
90%
**67
100%
Lovex S060
<<locked>>
89%
55419
89%
**11
100%
Lovex S062
<<locked>>
93%
55492
89%
**57
100%
Lovex S065
<<locked>>
97%
51097
82%
**08
98%
Lovex S070
<<locked>>
97%
49052
79%
**95
97%
Norma 201
<<locked>>
90%
55869
90%
**51
100%
Norma 202
<<locked>>
90%
56115
90%
**51
100%
Norma 203B
<<locked>>
93%
55695
89%
**00
100%
[Norma 204]*
<<locked>>
97%
47282
76%
**98
94%
Norma URP
<<locked>>
97%
46644
75%
**18
99%
Ramshot Big Game 👍
<<locked>>
93%
56043
90%
**23
100%
Ramshot Hunter
<<locked>>
97%
45556
73%
**05
97%
Ramshot TAC
<<locked>>
87%
55912
90%
**64
99%
Ramshot Wild Boar
<<locked>>
88%
55985
90%
**90
100%
Ramshot X-Terminator
<<locked>>
85%
55941
90%
**41
100%
ReloadSwiss RS 40
<<locked>>
84%
55477
89%
**31
100%
ReloadSwiss RS 50
<<locked>>
93%
55912
90%
**74
98%
ReloadSwiss RS 52
<<locked>>
93%
55767
89%
**26
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
51663
83%
**52
100%
ReloadSwiss RS 62
<<locked>>
97%
45759
73%
**31
98%
ReloadSwiss RS 70
<<locked>>
97%
46369
74%
**54
98%
Rottweil R 901
<<locked>>
87%
55738
89%
**18
100%
Rottweil R 902
<<locked>>
91%
55448
89%
**34
100%
Rottweil R 903
<<locked>>
97%
55579
89%
**93
100%
Rottweil R 907
<<locked>>
97%
53751
86%
**34
97%
SNPE Vectan SP 11 👍
<<locked>>
96%
56014
90%
**33
100%
SNPE Vectan SP 7
<<locked>>
88%
55651
89%
**64
99%
SNPE Vectan SP 9
<<locked>>
90%
55463
89%
**77
100%
SNPE Vectan Tubal 3000
<<locked>>
89%
55941
90%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
95%
55666
89%
**72
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
51561
83%
**69
97%
Shooters World Long Rifle
<<locked>>
97%
51097
82%
**08
98%
Shooters World Match Rifle
<<locked>>
89%
55825
90%
**67
100%
Shooters World Precision
<<locked>>
93%
55492
89%
**57
100%
Somchem S321
<<locked>>
85%
55970
90%
**70
100%
Somchem S335
<<locked>>
89%
56101
90%
**82
100%
Somchem S341
<<locked>>
89%
55796
89%
**67
100%
Somchem S355
<<locked>>
96%
55782
89%
**87
100%
Somchem S365
<<locked>>
97%
41336
66%
**72
100%
[Somchem S385]*
<<locked>>
97%
38493
62%
**57
93%
Vihtavuori N130
<<locked>>
85%
55492
89%
**36
100%
Vihtavuori N133
<<locked>>
91%
55463
89%
**52
100%
Vihtavuori N135
<<locked>>
97%
53882
86%
**95
100%
Vihtavuori N140
<<locked>>
91%
55463
89%
**15
100%
Vihtavuori N150
<<locked>>
97%
48312
77%
**56
100%
Vihtavuori N160
<<locked>>
97%
51372
82%
**48
99%
Vihtavuori N530
<<locked>>
85%
55376
89%
**48
100%
Vihtavuori N540
<<locked>>
92%
56086
90%
**57
100%
Vihtavuori N550
<<locked>>
97%
50981
82%
**80
99%
Vihtavuori N555
<<locked>>
97%
34635
56%
**54
97%
Winchester 6.5 StaBALL
<<locked>>
97%
49342
79%
**02
100%
Winchester 748
<<locked>>
85%
55535
89%
**87
100%
Winchester 760
<<locked>>
97%
54708
88%
**33
98%
Winchester StaBALL HD
<<locked>>
97%
28921
46%
**59
95%
Winchester StaBALL Match
<<locked>>
83%
55869
90%
**87
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
43656
70%
**03
99%
ADI AR 2208
<<locked>>
81%
36869
59%
**65
97%
[ADI AR 2209]*
<<locked>>
94%
37782
61%
**34
90%
Accurate 2015
<<locked>>
81%
49313
79%
**97
100%
Accurate 2200
<<locked>>
81%
45716
73%
**03
98%
Accurate 2495
<<locked>>
81%
44338
71%
**93
100%
Accurate 2520
<<locked>>
81%
45150
72%
**26
100%
[Accurate 2700]*
<<locked>>
81%
35404
57%
**90
91%
[Accurate 3100]*
<<locked>>
92%
27833
45%
**44
90%
Accurate 4064
<<locked>>
81%
37333
60%
**01
100%
[Accurate 4350]*
<<locked>>
81%
27122
43%
**41
92%
Alliant AR-Comp
<<locked>>
81%
45440
73%
**93
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
36172
58%
**85
98%
Alliant Reloder-15
<<locked>>
81%
39247
63%
**47
98%
[Alliant Reloder-16]*
<<locked>>
81%
28543
46%
**54
92%
Alliant Reloder-17
<<locked>>
81%
31415
50%
**62
96%
[Alliant Reloder-19]*
<<locked>>
94%
36738
59%
**21
90%
[Alliant Reloder-23]*
<<locked>>
85%
23279
37%
**26
90%
[Alliant Reloder-26]*
<<locked>>
90%
28181
45%
**16
90%
Baschieri & Pellagri 107
<<locked>>
81%
42337
68%
**00
98%
Hodgdon BL-C2
<<locked>>
81%
44817
72%
**46
100%
Hodgdon Benchmark
<<locked>>
81%
47776
77%
**97
100%
Hodgdon CFE223
<<locked>>
81%
37405
60%
**47
97%
Hodgdon H322
<<locked>>
81%
48196
77%
**33
100%
Hodgdon H380
<<locked>>
81%
36970
59%
**95
96%
[Hodgdon H414]*
<<locked>>
81%
32285
52%
**36
91%
[Hodgdon H4350]*
<<locked>>
87%
32808
53%
**96
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25846
41%
**69
93%
[Hodgdon LVR]*
<<locked>>
81%
30603
49%
**96
93%
[Hodgdon Superperformance]*
<<locked>>
85%
33808
54%
**78
90%
Hodgdon VARGET
<<locked>>
81%
36724
59%
**65
97%
IMR 3031
<<locked>>
81%
39711
64%
**51
100%
IMR 4064
<<locked>>
81%
36332
58%
**52
97%
[IMR 4166 Enduron]*
<<locked>>
81%
36216
58%
**16
93%
[IMR 4350]*
<<locked>>
85%
32547
52%
**90
90%
[IMR 4451 Enduron]*
<<locked>>
81%
34374
55%
**03
92%
[IMR 4831]*
<<locked>>
81%
24265
39%
**39
90%
IMR 4895
<<locked>>
81%
40263
65%
**74
99%
IMR 8208 XBR
<<locked>>
81%
45759
73%
**06
100%
Lovex D073.5
<<locked>>
81%
51459
83%
**82
100%
Lovex D073.6
<<locked>>
81%
42264
68%
**83
100%
Lovex S060
<<locked>>
81%
43671
70%
**41
99%
Lovex S062
<<locked>>
81%
38493
62%
**98
99%
[Lovex S065]*
<<locked>>
81%
31618
51%
**57
93%
[Lovex S070]*
<<locked>>
81%
29849
48%
**34
90%
Norma 201
<<locked>>
81%
42569
68%
**60
100%
Norma 202
<<locked>>
81%
42844
69%
**67
100%
Norma 203B
<<locked>>
81%
38624
62%
**38
98%
[Norma 204]*
<<locked>>
89%
37144
60%
**15
90%
[Norma URP]*
<<locked>>
81%
27934
45%
**41
92%
Ramshot Big Game
<<locked>>
81%
37985
61%
**47
98%
[Ramshot Hunter]*
<<locked>>
83%
29443
47%
**73
90%
Ramshot TAC
<<locked>>
81%
45368
73%
**10
97%
Ramshot Wild Boar
<<locked>>
81%
44672
72%
**26
99%
Ramshot X-Terminator
<<locked>>
81%
49211
79%
**52
100%
ReloadSwiss RS 40
<<locked>>
81%
51329
82%
**79
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
37463
60%
**82
94%
ReloadSwiss RS 52
<<locked>>
81%
37057
59%
**44
99%
ReloadSwiss RS 60
<<locked>>
81%
30501
49%
**42
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
27267
44%
**47
91%
[ReloadSwiss RS 70]*
<<locked>>
82%
28384
46%
**60
90%
Rottweil R 901
<<locked>>
81%
46789
75%
**97
100%
Rottweil R 902
<<locked>>
81%
40582
65%
**18
99%
Rottweil R 903
<<locked>>
81%
33663
54%
**42
98%
[Rottweil R 907]*
<<locked>>
81%
32924
53%
**77
90%
SNPE Vectan SP 11
<<locked>>
81%
34693
56%
**88
97%
SNPE Vectan SP 7
<<locked>>
81%
43714
70%
**93
98%
SNPE Vectan SP 9
<<locked>>
81%
41959
67%
**77
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
44367
71%
**18
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
36550
59%
**03
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
30385
49%
**08
90%
[Shooters World Long Rifle]*
<<locked>>
81%
31618
51%
**57
93%
Shooters World Match Rifle
<<locked>>
81%
42264
68%
**83
100%
Shooters World Precision
<<locked>>
81%
38493
62%
**98
99%
Somchem S321
<<locked>>
81%
49153
79%
**82
100%
Somchem S335
<<locked>>
81%
43526
70%
**18
100%
Somchem S341
<<locked>>
81%
43221
69%
**87
99%
Somchem S355
<<locked>>
81%
34606
55%
**49
98%
Somchem S365
<<locked>>
81%
24947
40%
**98
95%
[Somchem S385]*
<<locked>>
92%
32648
52%
**39
90%
Vihtavuori N130
<<locked>>
81%
49139
79%
**57
100%
Vihtavuori N133
<<locked>>
81%
41597
67%
**72
100%
Vihtavuori N135
<<locked>>
81%
33765
54%
**96
100%
Vihtavuori N140
<<locked>>
81%
39929
64%
**05
100%
Vihtavuori N150
<<locked>>
81%
29530
47%
**24
97%
[Vihtavuori N160]*
<<locked>>
81%
30356
49%
**70
93%
Vihtavuori N530
<<locked>>
81%
48312
77%
**59
100%
Vihtavuori N540
<<locked>>
81%
39668
64%
**21
100%
[Vihtavuori N550]*
<<locked>>
81%
30777
49%
**13
94%
[Vihtavuori N555]*
<<locked>>
84%
23409
38%
**62
90%
Winchester 6.5 StaBALL
<<locked>>
81%
29283
47%
**28
95%
Winchester 748
<<locked>>
81%
48370
78%
**92
100%
[Winchester 760]*
<<locked>>
81%
32285
52%
**36
91%
[Winchester StaBALL HD]*
<<locked>>
91%
24656
40%
**14
90%
Winchester StaBALL Match
<<locked>>
81%
51605
83%
**38
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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