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Load data for .375 H.& H. Mag. + .375 | 300gr | Barnes X S

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

.375 H.& H. Mag. + .375 | 300gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Barnes X S
Manufacturer SKU:
37590
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.470" | 37.3mm
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:
0.783" | 19.9mm
Shank Seated Depth:
0.783" | 19.9mm
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_B741_C543
Last updated:
2025-01-01

Load data for 184 loads in caliber .375 H.& H. Mag. with .375 | 300gr | Barnes X S bullet and 92 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".

  • 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>>
88%
55550
89%
**31
100%
ADI AR 2208
<<locked>>
94%
55579
89%
**18
100%
Accurate 2015
<<locked>>
84%
55811
89%
**26
100%
Accurate 2200
<<locked>>
86%
55840
90%
**98
99%
Accurate 2495
<<locked>>
86%
55521
89%
**79
100%
Accurate 2520
<<locked>>
86%
55738
89%
**18
100%
Accurate 2700
<<locked>>
94%
55492
89%
**59
96%
[Accurate 3100]*
<<locked>>
97%
35259
57%
**56
93%
Accurate 4064
<<locked>>
92%
55883
90%
**11
100%
Accurate 4350
<<locked>>
97%
48428
78%
**95
99%
Alliant AR-Comp
<<locked>>
86%
55492
89%
**72
100%
Alliant Reloder- TS 15.5
<<locked>>
94%
55695
89%
**41
100%
Alliant Reloder-15
<<locked>>
91%
55506
89%
**48
100%
Alliant Reloder-16
<<locked>>
97%
47630
76%
**98
99%
Alliant Reloder-17 👍
<<locked>>
97%
53606
86%
**13
100%
Alliant Reloder-23
<<locked>>
97%
34940
56%
**88
97%
Alliant Reloder-26
<<locked>>
97%
37521
60%
**90
95%
Baschieri & Pellagri 107
<<locked>>
89%
56028
90%
**57
99%
Hodgdon BL-C2
<<locked>>
86%
55405
89%
**51
100%
Hodgdon Benchmark
<<locked>>
86%
55985
90%
**59
100%
Hodgdon CFE223 👍
<<locked>>
92%
55970
90%
**93
99%
Hodgdon H322
<<locked>>
85%
55680
89%
**85
100%
Hodgdon H380
<<locked>>
93%
55376
89%
**38
99%
Hodgdon H414
<<locked>>
97%
55143
88%
**93
97%
[Hodgdon H4350]*
<<locked>>
97%
46311
74%
**97
94%
Hodgdon Hybrid 100V
<<locked>>
97%
43482
70%
**93
99%
Hodgdon LVR
<<locked>>
97%
51663
83%
**31
98%
Hodgdon Superperformance
<<locked>>
97%
52112
84%
**61
96%
Hodgdon VARGET
<<locked>>
94%
55927
90%
**21
100%
IMR 3031
<<locked>>
91%
55303
89%
**15
100%
IMR 4064
<<locked>>
95%
55666
89%
**08
100%
IMR 4166 Enduron
<<locked>>
95%
55898
90%
**85
97%
IMR 4350
<<locked>>
97%
48240
77%
**29
95%
IMR 4451 Enduron
<<locked>>
96%
55593
89%
**15
97%
IMR 4831
<<locked>>
97%
41568
67%
**77
97%
IMR 4895
<<locked>>
91%
56101
90%
**64
100%
IMR 8208 XBR
<<locked>>
87%
55492
89%
**98
100%
Lovex D073.6
<<locked>>
88%
55637
89%
**18
100%
Lovex S060
<<locked>>
89%
56072
90%
**72
100%
Lovex S062
<<locked>>
92%
55593
89%
**11
100%
Lovex S065
<<locked>>
97%
53127
85%
**85
98%
Lovex S070
<<locked>>
97%
50575
81%
**69
97%
Norma 201
<<locked>>
89%
55796
89%
**98
100%
Norma 202
<<locked>>
88%
55579
89%
**95
100%
Norma 203B
<<locked>>
92%
55883
90%
**57
100%
[Norma 204]*
<<locked>>
97%
48776
78%
**69
94%
[Norma MRP]*
<<locked>>
97%
38174
61%
**64
92%
Norma URP
<<locked>>
97%
47688
76%
**82
98%
Ramshot Big Game 👍
<<locked>>
92%
55593
89%
**74
100%
Ramshot Hunter
<<locked>>
97%
46862
75%
**75
96%
Ramshot TAC
<<locked>>
86%
55622
89%
**11
99%
Ramshot Wild Boar
<<locked>>
87%
55796
89%
**38
100%
Ramshot X-Terminator
<<locked>>
84%
55506
89%
**88
100%
ReloadSwiss RS 40
<<locked>>
83%
56043
90%
**95
100%
ReloadSwiss RS 50
<<locked>>
92%
55245
89%
**15
98%
ReloadSwiss RS 52
<<locked>>
92%
55695
89%
**80
100%
ReloadSwiss RS 60 👍
<<locked>>
97%
52156
84%
**13
100%
ReloadSwiss RS 62
<<locked>>
97%
47659
76%
**11
98%
ReloadSwiss RS 70
<<locked>>
97%
48022
77%
**28
98%
Rottweil R 901
<<locked>>
85%
56101
90%
**62
100%
Rottweil R 902
<<locked>>
90%
55695
89%
**85
100%
Rottweil R 903
<<locked>>
95%
55419
89%
**41
100%
Rottweil R 907
<<locked>>
97%
55245
89%
**02
97%
SNPE Vectan SP 11 👍
<<locked>>
95%
55825
90%
**80
100%
SNPE Vectan SP 7
<<locked>>
87%
55535
89%
**15
99%
SNPE Vectan SP 9
<<locked>>
89%
55419
89%
**25
100%
SNPE Vectan Tubal 3000
<<locked>>
88%
55883
90%
**23
100%
SNPE Vectan Tubal 5000
<<locked>>
94%
55796
89%
**29
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
53258
85%
**39
97%
Shooters World Long Rifle
<<locked>>
97%
53127
85%
**85
98%
Shooters World Match Rifle
<<locked>>
88%
55637
89%
**18
100%
Shooters World Precision
<<locked>>
92%
55593
89%
**11
100%
Somchem S321
<<locked>>
84%
56101
90%
**18
100%
Somchem S335
<<locked>>
88%
55854
90%
**36
100%
Somchem S341
<<locked>>
88%
55622
89%
**18
100%
Somchem S355
<<locked>>
95%
55637
89%
**34
100%
Somchem S365
<<locked>>
97%
43062
69%
**49
100%
[Somchem S385]*
<<locked>>
97%
40466
65%
**38
93%
Vihtavuori N130
<<locked>>
84%
55883
90%
**97
100%
Vihtavuori N133
<<locked>>
90%
55347
89%
**10
100%
Vihtavuori N135
<<locked>>
97%
55709
89%
**65
100%
Vihtavuori N140
<<locked>>
91%
55840
90%
**75
100%
Vihtavuori N150
<<locked>>
97%
49951
80%
**33
100%
Vihtavuori N160
<<locked>>
97%
52156
84%
**11
99%
Vihtavuori N530
<<locked>>
85%
56115
90%
**08
100%
Vihtavuori N540
<<locked>>
91%
55492
89%
**02
100%
Vihtavuori N550
<<locked>>
97%
52576
84%
**51
99%
Vihtavuori N555
<<locked>>
97%
37391
60%
**60
97%
Winchester 6.5 StaBALL
<<locked>>
97%
50357
81%
**65
100%
Winchester 748
<<locked>>
84%
56028
90%
**48
100%
Winchester 760
<<locked>>
97%
55143
88%
**93
97%
Winchester StaBALL HD
<<locked>>
97%
31517
51%
**69
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
45803
73%
**83
99%
ADI AR 2208
<<locked>>
81%
38856
62%
**52
97%
Accurate 2015
<<locked>>
81%
51735
83%
**77
100%
Accurate 2200
<<locked>>
81%
47123
76%
**77
98%
Accurate 2495
<<locked>>
81%
48515
78%
**90
100%
Accurate 2520
<<locked>>
81%
47601
76%
**13
100%
[Accurate 2700]*
<<locked>>
81%
37782
61%
**80
91%
[Accurate 3100]*
<<locked>>
90%
29443
47%
**28
90%
Accurate 4064
<<locked>>
81%
41031
66%
**05
100%
[Accurate 4350]*
<<locked>>
81%
30298
49%
**54
93%
Alliant AR-Comp
<<locked>>
81%
47398
76%
**70
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
38667
62%
**82
99%
Alliant Reloder-15
<<locked>>
81%
41611
67%
**34
98%
[Alliant Reloder-16]*
<<locked>>
81%
30516
49%
**47
93%
Alliant Reloder-17
<<locked>>
81%
33576
54%
**52
97%
[Alliant Reloder-23]*
<<locked>>
83%
24352
39%
**00
90%
[Alliant Reloder-26]*
<<locked>>
89%
29544
47%
**87
90%
Baschieri & Pellagri 107
<<locked>>
81%
44266
71%
**80
98%
Hodgdon BL-C2
<<locked>>
81%
46557
75%
**26
100%
Hodgdon Benchmark
<<locked>>
81%
49269
79%
**74
100%
Hodgdon CFE223
<<locked>>
81%
39349
63%
**34
97%
Hodgdon H322
<<locked>>
81%
49864
80%
**13
100%
Hodgdon H380
<<locked>>
81%
39291
63%
**85
96%
[Hodgdon H414]*
<<locked>>
81%
34563
55%
**36
91%
[Hodgdon H4350]*
<<locked>>
87%
34795
56%
**83
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
28369
45%
**75
94%
[Hodgdon LVR]*
<<locked>>
81%
32750
53%
**87
93%
[Hodgdon Superperformance]*
<<locked>>
85%
35607
57%
**62
90%
Hodgdon VARGET
<<locked>>
81%
38740
62%
**49
97%
IMR 3031
<<locked>>
81%
41466
66%
**28
100%
IMR 4064
<<locked>>
81%
38421
62%
**36
97%
[IMR 4166 Enduron]*
<<locked>>
81%
38276
61%
**00
93%
[IMR 4350]*
<<locked>>
84%
34258
55%
**70
90%
[IMR 4451 Enduron]*
<<locked>>
81%
36056
58%
**90
92%
[IMR 4831]*
<<locked>>
81%
26977
43%
**55
91%
IMR 4895
<<locked>>
81%
42438
68%
**57
99%
IMR 8208 XBR
<<locked>>
81%
47500
76%
**83
100%
Lovex D073.6
<<locked>>
81%
44599
72%
**67
100%
Lovex S060
<<locked>>
81%
45556
73%
**21
99%
Lovex S062
<<locked>>
81%
41205
66%
**95
99%
[Lovex S065]*
<<locked>>
81%
34447
55%
**64
93%
[Lovex S070]*
<<locked>>
81%
32547
52%
**37
91%
Norma 201
<<locked>>
81%
45469
73%
**47
100%
Norma 202
<<locked>>
81%
44846
72%
**51
100%
Norma 203B
<<locked>>
81%
40741
65%
**21
98%
[Norma 204]*
<<locked>>
90%
39363
63%
**05
90%
[Norma MRP]*
<<locked>>
94%
35215
56%
**01
90%
[Norma URP]*
<<locked>>
81%
30603
49%
**47
93%
Ramshot Big Game
<<locked>>
81%
39755
64%
**28
98%
[Ramshot Hunter]*
<<locked>>
82%
30618
49%
**44
90%
Ramshot TAC
<<locked>>
81%
47224
76%
**90
97%
Ramshot Wild Boar
<<locked>>
81%
46398
74%
**10
99%
Ramshot X-Terminator
<<locked>>
81%
50546
81%
**20
99%
ReloadSwiss RS 40
<<locked>>
81%
52721
85%
**49
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
39610
64%
**69
94%
ReloadSwiss RS 52
<<locked>>
81%
39117
63%
**31
99%
ReloadSwiss RS 60
<<locked>>
81%
32735
52%
**42
97%
[ReloadSwiss RS 62]*
<<locked>>
81%
29863
48%
**57
92%
[ReloadSwiss RS 70]*
<<locked>>
81%
30095
48%
**44
90%
Rottweil R 901
<<locked>>
81%
49632
80%
**80
100%
Rottweil R 902
<<locked>>
81%
43381
70%
**08
99%
Rottweil R 903
<<locked>>
81%
36651
59%
**42
98%
[Rottweil R 907]*
<<locked>>
81%
35418
57%
**67
91%
SNPE Vectan SP 11
<<locked>>
81%
36651
59%
**75
97%
SNPE Vectan SP 7
<<locked>>
81%
45847
74%
**70
97%
SNPE Vectan SP 9
<<locked>>
81%
43613
70%
**54
99%
SNPE Vectan Tubal 3000
<<locked>>
81%
46093
74%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
38305
61%
**87
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
33025
53%
**08
91%
[Shooters World Long Rifle]*
<<locked>>
81%
34447
55%
**64
93%
Shooters World Match Rifle
<<locked>>
81%
44599
72%
**67
100%
Shooters World Precision
<<locked>>
81%
41205
66%
**95
99%
Somchem S321
<<locked>>
81%
51242
82%
**59
100%
Somchem S335
<<locked>>
81%
45905
74%
**01
100%
Somchem S341
<<locked>>
81%
45063
72%
**67
99%
Somchem S355
<<locked>>
81%
37188
60%
**46
98%
Somchem S365
<<locked>>
81%
27963
45%
**21
96%
[Somchem S385]*
<<locked>>
91%
34214
55%
**16
90%
Vihtavuori N130
<<locked>>
81%
50734
81%
**31
100%
Vihtavuori N133
<<locked>>
81%
43279
69%
**49
100%
Vihtavuori N135
<<locked>>
81%
36303
58%
**93
100%
Vihtavuori N140
<<locked>>
81%
42148
68%
**88
100%
Vihtavuori N150
<<locked>>
81%
31952
51%
**24
98%
[Vihtavuori N160]*
<<locked>>
81%
32750
53%
**67
94%
Vihtavuori N530
<<locked>>
81%
49705
80%
**26
100%
Vihtavuori N540
<<locked>>
81%
41597
67%
**05
100%
[Vihtavuori N550]*
<<locked>>
81%
33040
53%
**10
94%
[Vihtavuori N555]*
<<locked>>
81%
24540
39%
**29
90%
Winchester 6.5 StaBALL
<<locked>>
81%
31763
51%
**31
96%
Winchester 748
<<locked>>
81%
50212
81%
**75
100%
[Winchester 760]*
<<locked>>
81%
34563
55%
**36
91%
[Winchester StaBALL HD]*
<<locked>>
89%
25788
41%
**78
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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