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Load data for .378 Weath. Mag. + .375 | 200gr | Winchester SPFN Powerpoint

Recommended Powder(s): Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 60, SNPE Vectan SP 11, Vihtavuori N550

.378 Weath. Mag. + .375 | 200gr | Winchester SPFN Powerpoint

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 200gr | Winchester SPFN Powerpoint
Bullet Weight:
200gr | 13.0g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.378 Weath. Mag. load data
Case Length (l3):
2.913" | 74.0mm
Cartridge Length (C.O.L.):
3.600" | 91.4mm
Seated Depth:
0.313" | 7.9mm
Shank Seated Depth:
0.313" | 7.9mm
Case Capacity:
137.0 Grains of Water | 8.90 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B6652_C577
Last updated:
2025-01-01

Load data for 172 loads in caliber .378 Weath. Mag. with .375 | 200gr | Winchester SPFN Powerpoint bullet and 86 powders such as Alliant Reloder-17, Hodgdon LVR, ReloadSwiss RS 60, SNPE Vectan SP 11, 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".

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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>>
84%
56942
89%
**38
100%
ADI AR 2208
<<locked>>
89%
57174
90%
**25
100%
[ADI AR 2209]*
<<locked>>
97%
50836
80%
**79
94%
Accurate 2700
<<locked>>
90%
57261
90%
**63
97%
Accurate 3100
<<locked>>
97%
43830
69%
**09
96%
Accurate 4064
<<locked>>
88%
56913
89%
**05
100%
Accurate 4350
<<locked>>
95%
56826
89%
**87
100%
Alliant Reloder- TS 15.5
<<locked>>
89%
57232
90%
**45
100%
Alliant Reloder-15
<<locked>>
87%
57159
90%
**61
100%
Alliant Reloder-16
<<locked>>
97%
57029
89%
**43
100%
Alliant Reloder-17 👍
<<locked>>
92%
57217
90%
**56
100%
[Alliant Reloder-19]*
<<locked>>
97%
49908
78%
**66
94%
[Alliant Reloder-22]*
<<locked>>
97%
43888
69%
**74
92%
Alliant Reloder-23
<<locked>>
97%
41640
65%
**41
99%
[Alliant Reloder-25]*
<<locked>>
97%
36376
57%
**10
93%
Alliant Reloder-26
<<locked>>
97%
46847
73%
**15
98%
Baschieri & Pellagri 107
<<locked>>
84%
57203
90%
**58
100%
Hodgdon CFE223
<<locked>>
87%
57392
90%
**87
100%
Hodgdon H380
<<locked>>
88%
57159
90%
**58
99%
Hodgdon H414
<<locked>>
91%
57406
90%
**04
98%
Hodgdon H4350
<<locked>>
97%
55143
86%
**02
97%
Hodgdon Hybrid 100V
<<locked>>
97%
53635
84%
**02
100%
Hodgdon LVR 👍
<<locked>>
94%
57203
90%
**84
99%
Hodgdon Superperformance
<<locked>>
94%
57348
90%
**33
98%
Hodgdon VARGET
<<locked>>
90%
57174
90%
**25
100%
Hodgdon TrailBoss
<<locked>>
96%
34272
54%
**11
100%
IMR 3031
<<locked>>
86%
57159
90%
**28
100%
IMR 4064
<<locked>>
90%
57130
90%
**15
100%
IMR 4166 Enduron
<<locked>>
91%
57421
90%
**05
98%
IMR 4350
<<locked>>
96%
57435
90%
**45
97%
IMR 4451 Enduron
<<locked>>
92%
57377
90%
**32
98%
IMR 4831
<<locked>>
97%
50241
79%
**56
99%
IMR 4895
<<locked>>
86%
56956
89%
**71
100%
Lovex D073.6
<<locked>>
84%
57217
90%
**12
100%
Lovex S060
<<locked>>
85%
56985
89%
**82
100%
Lovex S062
<<locked>>
88%
57246
90%
**22
100%
Lovex S065
<<locked>>
94%
57363
90%
**28
99%
Lovex S070
<<locked>>
95%
57406
90%
**51
98%
[Lovex S071]*
<<locked>>
97%
36274
57%
**31
93%
Norma 201
<<locked>>
85%
57087
89%
**12
100%
Norma 202
<<locked>>
84%
56927
89%
**96
100%
Norma 203B
<<locked>>
87%
57217
90%
**55
100%
Norma 204
<<locked>>
96%
57406
90%
**74
96%
Norma MRP
<<locked>>
97%
46224
72%
**59
95%
Norma URP
<<locked>>
96%
57290
90%
**97
100%
Ramshot Big Game
<<locked>>
87%
56942
89%
**68
100%
Ramshot Hunter
<<locked>>
97%
57334
90%
**07
99%
[Ramshot Magnum]*
<<locked>>
97%
42380
66%
**02
92%
ReloadSwiss RS 14
<<locked>>
97%
35027
55%
**57
100%
ReloadSwiss RS 50
<<locked>>
88%
57174
90%
**35
98%
ReloadSwiss RS 52
<<locked>>
87%
57000
89%
**74
100%
ReloadSwiss RS 60 👍
<<locked>>
93%
57348
90%
**79
100%
ReloadSwiss RS 62
<<locked>>
95%
57174
90%
**10
99%
ReloadSwiss RS 70
<<locked>>
96%
57261
90%
**63
99%
Rottweil R 902
<<locked>>
87%
57406
90%
**05
100%
Rottweil R 903
<<locked>>
91%
57203
90%
**41
100%
[Rottweil R 904]*
<<locked>>
97%
52257
82%
**56
94%
[Rottweil R 905]*
<<locked>>
97%
48573
76%
**43
94%
Rottweil R 907
<<locked>>
93%
57421
90%
**25
97%
SNPE Vectan SP 11 👍
<<locked>>
90%
57232
90%
**81
100%
SNPE Vectan SP 7
<<locked>>
83%
57276
90%
**15
99%
SNPE Vectan SP 9
<<locked>>
85%
57029
89%
**35
100%
SNPE Vectan Tubal 3000
<<locked>>
84%
57319
90%
**30
100%
SNPE Vectan Tubal 5000
<<locked>>
90%
57290
90%
**14
100%
SNPE Vectan Tubal 7000
<<locked>>
94%
57159
90%
**69
98%
Shooters World Long Rifle
<<locked>>
94%
57363
90%
**28
99%
Shooters World Match Rifle
<<locked>>
84%
57217
90%
**12
100%
Shooters World Precision
<<locked>>
88%
57246
90%
**22
100%
Somchem S335
<<locked>>
84%
57116
89%
**30
100%
Somchem S341
<<locked>>
83%
57246
90%
**22
100%
Somchem S355
<<locked>>
91%
57305
90%
**41
100%
[Somchem S361]*
<<locked>>
97%
54259
85%
**33
93%
Somchem S365
<<locked>>
97%
53940
85%
**74
100%
Somchem S385
<<locked>>
97%
49821
78%
**27
96%
Vihtavuori N133
<<locked>>
86%
57261
90%
**10
100%
Vihtavuori N135
<<locked>>
92%
57319
90%
**66
100%
Vihtavuori N140
<<locked>>
86%
56971
89%
**63
100%
Vihtavuori N150
<<locked>>
96%
57246
90%
**99
100%
Vihtavuori N160
<<locked>>
93%
57348
90%
**55
100%
[Vihtavuori N165]*
<<locked>>
97%
41147
64%
**23
92%
Vihtavuori N540
<<locked>>
87%
57334
90%
**96
100%
Vihtavuori N550 👍
<<locked>>
93%
57406
90%
**91
99%
Vihtavuori N555
<<locked>>
97%
45832
72%
**17
99%
Winchester 6.5 StaBALL
<<locked>>
95%
57058
89%
**19
100%
Winchester 760
<<locked>>
91%
57406
90%
**04
98%
Winchester StaBALL HD
<<locked>>
97%
34055
53%
**45
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
51938
81%
**59
100%
ADI AR 2208
<<locked>>
81%
43903
69%
**82
98%
[ADI AR 2209]*
<<locked>>
89%
39552
62%
**30
90%
[Accurate 2700]*
<<locked>>
81%
42482
67%
**84
93%
[Accurate 3100]*
<<locked>>
87%
30705
48%
**80
90%
Accurate 4064
<<locked>>
81%
46064
72%
**22
100%
[Accurate 4350]*
<<locked>>
81%
34577
54%
**18
94%
Alliant Reloder- TS 15.5
<<locked>>
81%
44237
69%
**05
99%
Alliant Reloder-15
<<locked>>
81%
47297
74%
**77
99%
[Alliant Reloder-16]*
<<locked>>
81%
34316
54%
**25
94%
Alliant Reloder-17
<<locked>>
81%
38667
61%
**79
98%
[Alliant Reloder-19]*
<<locked>>
89%
38377
60%
**00
90%
[Alliant Reloder-22]*
<<locked>>
93%
38566
60%
**43
90%
[Alliant Reloder-23]*
<<locked>>
82%
25295
40%
**46
90%
[Alliant Reloder-25]*
<<locked>>
93%
31995
50%
**59
90%
[Alliant Reloder-26]*
<<locked>>
85%
30168
47%
**53
90%
Baschieri & Pellagri 107
<<locked>>
81%
51663
81%
**66
99%
Hodgdon CFE223
<<locked>>
81%
46325
73%
**87
98%
Hodgdon H380
<<locked>>
81%
44875
70%
**22
97%
[Hodgdon H414]*
<<locked>>
81%
39987
63%
**46
93%
[Hodgdon H4350]*
<<locked>>
83%
35317
55%
**66
90%
Hodgdon Hybrid 100V
<<locked>>
81%
31502
49%
**17
95%
Hodgdon LVR
<<locked>>
81%
37666
59%
**84
95%
[Hodgdon Superperformance]*
<<locked>>
81%
36027
56%
**54
90%
Hodgdon VARGET
<<locked>>
81%
43627
68%
**66
98%
Hodgdon TrailBoss
<<locked>>
81%
27224
43%
**41
100%
IMR 3031
<<locked>>
81%
48182
75%
**77
100%
IMR 4064
<<locked>>
81%
43207
68%
**49
98%
[IMR 4166 Enduron]*
<<locked>>
81%
42554
67%
**17
94%
[IMR 4350]*
<<locked>>
81%
34853
55%
**62
90%
[IMR 4451 Enduron]*
<<locked>>
81%
40770
64%
**97
93%
[IMR 4831]*
<<locked>>
81%
30139
47%
**74
92%
IMR 4895
<<locked>>
81%
48588
76%
**20
99%
Lovex D073.6
<<locked>>
81%
52025
82%
**40
100%
Lovex S060
<<locked>>
81%
51155
80%
**77
100%
Lovex S062
<<locked>>
81%
46398
73%
**25
100%
[Lovex S065]*
<<locked>>
81%
38174
60%
**31
94%
[Lovex S070]*
<<locked>>
81%
36289
57%
**99
92%
[Lovex S071]*
<<locked>>
92%
30705
48%
**80
90%
Norma 201
<<locked>>
81%
50763
80%
**94
100%
Norma 202
<<locked>>
81%
51300
80%
**10
100%
Norma 203B
<<locked>>
81%
46804
73%
**64
99%
[Norma 204]*
<<locked>>
85%
39175
61%
**00
90%
[Norma MRP]*
<<locked>>
89%
35360
55%
**77
90%
[Norma URP]*
<<locked>>
81%
34664
54%
**15
94%
Ramshot Big Game
<<locked>>
81%
46934
74%
**84
99%
[Ramshot Hunter]*
<<locked>>
81%
33852
53%
**89
91%
[Ramshot Magnum]*
<<locked>>
94%
37782
59%
**84
90%
ReloadSwiss RS 14
<<locked>>
81%
27673
43%
**83
100%
ReloadSwiss RS 50
<<locked>>
81%
45179
71%
**95
96%
ReloadSwiss RS 52
<<locked>>
81%
46151
72%
**81
100%
ReloadSwiss RS 60
<<locked>>
81%
37376
59%
**56
98%
[ReloadSwiss RS 62]*
<<locked>>
81%
34345
54%
**31
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
33924
53%
**25
92%
Rottweil R 902
<<locked>>
81%
48124
75%
**45
100%
Rottweil R 903
<<locked>>
81%
41640
65%
**49
99%
[Rottweil R 904]*
<<locked>>
90%
42221
66%
**40
90%
[Rottweil R 905]*
<<locked>>
89%
37913
59%
**00
90%
[Rottweil R 907]*
<<locked>>
81%
39407
62%
**61
92%
SNPE Vectan SP 11
<<locked>>
81%
42685
67%
**05
98%
SNPE Vectan SP 7
<<locked>>
81%
53084
83%
**56
99%
SNPE Vectan SP 9
<<locked>>
81%
50372
79%
**17
100%
SNPE Vectan Tubal 3000
<<locked>>
81%
51909
81%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
43453
68%
**84
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
37362
59%
**76
92%
[Shooters World Long Rifle]*
<<locked>>
81%
38174
60%
**31
94%
Shooters World Match Rifle
<<locked>>
81%
52025
82%
**40
100%
Shooters World Precision
<<locked>>
81%
46398
73%
**25
100%
Somchem S335
<<locked>>
81%
51372
81%
**38
100%
Somchem S341
<<locked>>
81%
52678
83%
**43
100%
Somchem S355
<<locked>>
81%
42119
66%
**49
99%
[Somchem S361]*
<<locked>>
91%
44933
70%
**63
90%
Somchem S365
<<locked>>
81%
31009
49%
**53
97%
[Somchem S385]*
<<locked>>
87%
35201
55%
**02
90%
Vihtavuori N133
<<locked>>
81%
48704
76%
**82
100%
Vihtavuori N135
<<locked>>
81%
40930
64%
**87
100%
Vihtavuori N140
<<locked>>
81%
48080
75%
**25
100%
Vihtavuori N150
<<locked>>
81%
36114
57%
**82
98%
Vihtavuori N160
<<locked>>
81%
37724
59%
**61
96%
[Vihtavuori N165]*
<<locked>>
93%
36390
57%
**15
90%
Vihtavuori N540
<<locked>>
81%
47645
75%
**35
100%
Vihtavuori N550
<<locked>>
81%
38101
60%
**04
95%
[Vihtavuori N555]*
<<locked>>
81%
26774
42%
**18
91%
Winchester 6.5 StaBALL
<<locked>>
81%
35694
56%
**95
97%
[Winchester 760]*
<<locked>>
81%
39987
63%
**46
93%
[Winchester StaBALL HD]*
<<locked>>
86%
26136
41%
**25
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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