top of page

Load data for .375 H.& H. Mag. + .375 | 300gr | Winchester Silvertip

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-17, Hodgdon CFE223, Hodgdon LVR, Vihtavuori N550

.375 H.& H. Mag. + .375 | 300gr | Winchester Silvertip

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Winchester Silvertip
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.000" | 25.4mm
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:
0.313" | 8.0mm
Shank Seated Depth:
0.313" | 8.0mm
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_B6654_C543
Last updated:
2025-02-02

Load data for 190 loads in caliber .375 H.& H. Mag. with .375 | 300gr | Winchester Silvertip bullet and 95 powders such as Alliant Reloder-16, Alliant Reloder-17, Hodgdon CFE223, Hodgdon LVR, 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

  • .

    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>>
86%
55898
90%
**23
100%
ADI AR 2208
<<locked>>
91%
55985
90%
**10
100%
[ADI AR 2209]*
<<locked>>
97%
45063
72%
**18
94%
Accurate 2200
<<locked>>
84%
55608
89%
**93
100%
Accurate 2495
<<locked>>
85%
55840
90%
**74
100%
Accurate 2520
<<locked>>
84%
55521
89%
**00
100%
Accurate 2700
<<locked>>
92%
55811
89%
**70
98%
Accurate 3100
<<locked>>
97%
37884
61%
**93
96%
Accurate 4064
<<locked>>
90%
55724
89%
**00
100%
Accurate 4350
<<locked>>
97%
53214
85%
**49
100%
Alliant AR-Comp
<<locked>>
84%
56086
90%
**54
100%
Alliant Reloder- TS 15.5
<<locked>>
91%
55521
89%
**26
100%
Alliant Reloder-15
<<locked>>
89%
55927
90%
**46
100%
Alliant Reloder-16 👍
<<locked>>
97%
51184
82%
**59
100%
Alliant Reloder-17 👍
<<locked>>
95%
55695
89%
**35
100%
[Alliant Reloder-19]*
<<locked>>
97%
44556
71%
**18
94%
[Alliant Reloder-22]*
<<locked>>
97%
38885
62%
**56
92%
Alliant Reloder-23
<<locked>>
97%
36666
59%
**26
99%
[Alliant Reloder-25]*
<<locked>>
97%
32213
52%
**21
93%
Alliant Reloder-26
<<locked>>
97%
40118
64%
**54
98%
Baschieri & Pellagri 107
<<locked>>
86%
55753
89%
**39
100%
Hodgdon BL-C2
<<locked>>
84%
55477
89%
**33
100%
Hodgdon Benchmark
<<locked>>
83%
55651
89%
**48
100%
Hodgdon CFE223 👍
<<locked>>
90%
55985
90%
**89
100%
Hodgdon H380
<<locked>>
90%
55767
89%
**36
100%
Hodgdon H414
<<locked>>
94%
55637
89%
**98
99%
Hodgdon H4350
<<locked>>
97%
49487
79%
**48
97%
Hodgdon Hybrid 100V
<<locked>>
97%
47805
77%
**48
100%
Hodgdon LVR 👍
<<locked>>
96%
55419
89%
**75
100%
Hodgdon Superperformance
<<locked>>
97%
56072
90%
**31
98%
Hodgdon VARGET
<<locked>>
92%
55985
90%
**10
100%
IMR 3031
<<locked>>
89%
56028
90%
**07
100%
IMR 4064
<<locked>>
92%
55666
89%
**00
100%
IMR 4166 Enduron
<<locked>>
93%
56028
90%
**90
98%
IMR 4350
<<locked>>
97%
52054
83%
**87
97%
IMR 4451 Enduron
<<locked>>
94%
55956
90%
**16
98%
IMR 4831
<<locked>>
97%
44744
72%
**11
99%
IMR 4895
<<locked>>
88%
56115
90%
**56
100%
[IMR 4955 Enduron]*
<<locked>>
97%
42830
69%
**29
91%
IMR 8208 XBR
<<locked>>
84%
55724
89%
**90
100%
Lovex D073.6
<<locked>>
86%
55521
89%
**00
100%
Lovex S060
<<locked>>
86%
55825
90%
**61
100%
Lovex S062
<<locked>>
90%
55898
90%
**03
100%
Lovex S065
<<locked>>
96%
55390
89%
**10
99%
Lovex S070
<<locked>>
97%
54549
87%
**23
99%
[Lovex S071]*
<<locked>>
97%
31792
51%
**69
93%
Norma 201
<<locked>>
87%
55608
89%
**84
100%
Norma 202
<<locked>>
86%
56028
90%
**84
100%
Norma 203B
<<locked>>
90%
55869
90%
**43
100%
Norma 204
<<locked>>
97%
52663
84%
**30
96%
Norma MRP
<<locked>>
97%
40654
65%
**28
95%
Norma URP
<<locked>>
97%
52547
84%
**43
100%
Ramshot Big Game
<<locked>>
89%
56101
90%
**66
100%
Ramshot Hunter
<<locked>>
97%
51024
82%
**39
99%
[Ramshot Magnum]*
<<locked>>
97%
37202
60%
**93
92%
Ramshot TAC
<<locked>>
84%
55419
89%
**07
99%
Ramshot Wild Boar
<<locked>>
85%
55840
90%
**30
100%
ReloadSwiss RS 50
<<locked>>
90%
55811
89%
**23
99%
ReloadSwiss RS 52
<<locked>>
90%
55970
90%
**66
100%
ReloadSwiss RS 60
<<locked>>
96%
55970
90%
**54
100%
ReloadSwiss RS 62
<<locked>>
97%
52678
84%
**75
100%
ReloadSwiss RS 70
<<locked>>
97%
52518
84%
**02
100%
Rottweil R 901
<<locked>>
84%
55637
89%
**54
100%
Rottweil R 902
<<locked>>
88%
55680
89%
**77
100%
Rottweil R 903
<<locked>>
93%
55782
89%
**30
100%
[Rottweil R 904]*
<<locked>>
97%
46818
75%
**05
94%
[Rottweil R 905]*
<<locked>>
97%
42830
69%
**98
94%
Rottweil R 907
<<locked>>
95%
55999
90%
**16
98%
SNPE Vectan SP 11
<<locked>>
92%
55579
89%
**66
100%
SNPE Vectan SP 7
<<locked>>
85%
55811
89%
**10
100%
SNPE Vectan SP 9
<<locked>>
87%
56057
90%
**23
100%
SNPE Vectan Tubal 3000
<<locked>>
86%
55956
90%
**11
100%
SNPE Vectan Tubal 5000
<<locked>>
92%
55651
89%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
96%
55811
89%
**70
98%
Shooters World Long Rifle
<<locked>>
96%
55390
89%
**10
99%
Shooters World Match Rifle
<<locked>>
86%
55521
89%
**00
100%
Shooters World Precision
<<locked>>
90%
55898
90%
**03
100%
Somchem S335
<<locked>>
86%
55854
90%
**18
100%
Somchem S341
<<locked>>
86%
56115
90%
**13
100%
Somchem S355
<<locked>>
93%
55709
89%
**23
100%
[Somchem S361]*
<<locked>>
97%
48341
78%
**02
93%
Somchem S365
<<locked>>
97%
46673
75%
**90
100%
Somchem S385
<<locked>>
97%
43888
70%
**95
96%
Vihtavuori N133
<<locked>>
88%
56014
90%
**02
100%
Vihtavuori N135
<<locked>>
94%
55883
90%
**54
100%
Vihtavuori N140
<<locked>>
89%
55782
89%
**54
100%
Vihtavuori N150
<<locked>>
97%
53679
86%
**67
100%
Vihtavuori N160
<<locked>>
96%
55579
89%
**39
100%
[Vihtavuori N165]*
<<locked>>
97%
36709
59%
**41
92%
Vihtavuori N540
<<locked>>
89%
56072
90%
**93
100%
Vihtavuori N550 👍
<<locked>>
96%
55709
89%
**89
100%
Vihtavuori N555
<<locked>>
97%
40016
64%
**92
99%
Winchester 6.5 StaBALL
<<locked>>
97%
54781
88%
**20
100%
Winchester 760
<<locked>>
94%
55637
89%
**98
99%
Winchester StaBALL HD
<<locked>>
97%
32619
52%
**16
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
47790
77%
**11
100%
ADI AR 2208
<<locked>>
81%
40683
65%
**80
99%
[ADI AR 2209]*
<<locked>>
88%
34896
56%
**15
90%
Accurate 2200
<<locked>>
81%
49980
80%
**11
99%
Accurate 2495
<<locked>>
81%
49850
80%
**98
100%
Accurate 2520
<<locked>>
81%
50169
80%
**31
100%
[Accurate 2700]*
<<locked>>
81%
38856
62%
**98
94%
[Accurate 3100]*
<<locked>>
86%
26571
43%
**44
90%
Accurate 4064
<<locked>>
81%
42047
67%
**06
100%
Accurate 4350
<<locked>>
81%
30792
49%
**59
95%
Alliant AR-Comp
<<locked>>
81%
50618
81%
**88
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40335
65%
**97
100%
Alliant Reloder-15
<<locked>>
81%
43265
69%
**52
99%
Alliant Reloder-16
<<locked>>
81%
31357
50%
**69
95%
Alliant Reloder-17
<<locked>>
81%
34795
56%
**77
98%
[Alliant Reloder-19]*
<<locked>>
88%
34185
55%
**11
90%
[Alliant Reloder-22]*
<<locked>>
93%
34055
55%
**44
90%
[Alliant Reloder-23]*
<<locked>>
81%
22669
36%
**46
91%
[Alliant Reloder-25]*
<<locked>>
92%
28413
46%
**10
90%
[Alliant Reloder-26]*
<<locked>>
84%
25933
42%
**90
90%
Baschieri & Pellagri 107
<<locked>>
81%
47108
76%
**18
99%
Hodgdon BL-C2
<<locked>>
81%
49777
80%
**61
100%
Hodgdon Benchmark
<<locked>>
81%
51808
83%
**98
100%
Hodgdon CFE223
<<locked>>
81%
41684
67%
**69
98%
Hodgdon H380
<<locked>>
81%
40930
66%
**10
98%
[Hodgdon H414]*
<<locked>>
81%
35984
58%
**57
94%
[Hodgdon H4350]*
<<locked>>
81%
30530
49%
**83
90%
Hodgdon Hybrid 100V
<<locked>>
81%
28703
46%
**77
96%
Hodgdon LVR
<<locked>>
81%
34127
55%
**11
95%
[Hodgdon Superperformance]*
<<locked>>
81%
32372
52%
**92
91%
Hodgdon VARGET
<<locked>>
81%
40292
65%
**70
98%
IMR 3031
<<locked>>
81%
44382
71%
**52
100%
IMR 4064
<<locked>>
81%
39885
64%
**57
99%
IMR 4166 Enduron
<<locked>>
81%
39610
64%
**28
95%
[IMR 4350]*
<<locked>>
81%
32082
51%
**19
91%
[IMR 4451 Enduron]*
<<locked>>
81%
37724
60%
**18
94%
[IMR 4831]*
<<locked>>
81%
27238
44%
**54
93%
IMR 4895
<<locked>>
81%
44396
71%
**79
100%
[IMR 4955 Enduron]*
<<locked>>
94%
39421
63%
**67
90%
IMR 8208 XBR
<<locked>>
81%
50067
80%
**11
100%
Lovex D073.6
<<locked>>
81%
47297
76%
**92
100%
Lovex S060
<<locked>>
81%
47761
77%
**49
100%
Lovex S062
<<locked>>
81%
42815
69%
**13
100%
Lovex S065
<<locked>>
81%
35027
56%
**69
95%
[Lovex S070]*
<<locked>>
81%
33199
53%
**49
93%
[Lovex S071]*
<<locked>>
91%
26440
42%
**34
90%
Norma 201
<<locked>>
81%
46847
75%
**65
100%
Norma 202
<<locked>>
81%
47195
76%
**65
100%
Norma 203B
<<locked>>
81%
42772
69%
**46
99%
[Norma 204]*
<<locked>>
84%
34621
56%
**01
90%
[Norma MRP]*
<<locked>>
89%
31125
50%
**05
90%
Norma URP
<<locked>>
81%
31212
50%
**56
95%
Ramshot Big Game
<<locked>>
81%
42366
68%
**62
99%
[Ramshot Hunter]*
<<locked>>
81%
30603
49%
**42
92%
[Ramshot Magnum]*
<<locked>>
94%
34142
55%
**21
90%
Ramshot TAC
<<locked>>
81%
49893
80%
**25
99%
Ramshot Wild Boar
<<locked>>
81%
49545
79%
**41
100%
ReloadSwiss RS 50
<<locked>>
81%
41336
66%
**97
96%
ReloadSwiss RS 52
<<locked>>
81%
41771
67%
**62
100%
ReloadSwiss RS 60
<<locked>>
81%
33953
54%
**74
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
30530
49%
**65
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
30705
49%
**69
93%
Rottweil R 901
<<locked>>
81%
50923
82%
**95
100%
Rottweil R 902
<<locked>>
81%
44614
72%
**20
100%
Rottweil R 903
<<locked>>
81%
37753
61%
**51
99%
[Rottweil R 904]*
<<locked>>
89%
37101
59%
**31
90%
[Rottweil R 905]*
<<locked>>
89%
33344
53%
**98
90%
[Rottweil R 907]*
<<locked>>
81%
36245
58%
**82
93%
SNPE Vectan SP 11
<<locked>>
81%
38754
62%
**00
99%
SNPE Vectan SP 7
<<locked>>
81%
48167
77%
**05
99%
SNPE Vectan SP 9
<<locked>>
81%
46325
74%
**85
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
48240
77%
**13
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40103
64%
**01
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
34156
55%
**19
93%
Shooters World Long Rifle
<<locked>>
81%
35027
56%
**69
95%
Shooters World Match Rifle
<<locked>>
81%
47297
76%
**92
100%
Shooters World Precision
<<locked>>
81%
42815
69%
**13
100%
Somchem S335
<<locked>>
81%
47790
77%
**13
100%
Somchem S341
<<locked>>
81%
48066
77%
**02
100%
Somchem S355
<<locked>>
81%
38638
62%
**60
99%
[Somchem S361]*
<<locked>>
91%
40045
64%
**64
90%
Somchem S365
<<locked>>
81%
28065
45%
**16
97%
[Somchem S385]*
<<locked>>
86%
30226
48%
**16
90%
Vihtavuori N133
<<locked>>
81%
45353
73%
**60
100%
Vihtavuori N135
<<locked>>
81%
37637
60%
**95
100%
Vihtavuori N140
<<locked>>
81%
44208
71%
**06
100%
Vihtavuori N150
<<locked>>
81%
32851
53%
**26
99%
Vihtavuori N160
<<locked>>
81%
34127
55%
**92
96%
[Vihtavuori N165]*
<<locked>>
93%
32126
52%
**42
90%
Vihtavuori N540
<<locked>>
81%
43569
70%
**20
100%
Vihtavuori N550
<<locked>>
81%
34418
55%
**21
96%
[Vihtavuori N555]*
<<locked>>
81%
23975
38%
**08
92%
Winchester 6.5 StaBALL
<<locked>>
81%
32460
52%
**42
98%
[Winchester 760]*
<<locked>>
81%
35984
58%
**57
94%
[Winchester StaBALL HD]*
<<locked>>
86%
22974
37%
**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.

bottom of page