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Load data for .375 Swiss P + .375 | 250gr | NorthFork Bonded Core

Recommended Powder(s): Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N550

.375 Swiss P + .375 | 250gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 250gr | NorthFork Bonded Core
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.183" | 30.0mm
Caliber:
.375 Swiss P load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.307" | 7.8mm
Shank Seated Depth:
0.307" | 7.8mm
Case Capacity:
125.0 Grains of Water | 8.12 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B3928_C569
Last updated:
2025-02-02

Load data for 158 loads in caliber .375 Swiss P with .375 | 250gr | NorthFork Bonded Core bullet and 79 powders such as Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, 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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  • .

    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 2208
<<locked>>
86%
54708
90%
**67
100%
ADI AR 2209
<<locked>>
97%
53287
87%
**33
97%
[ADI AR 2213]*
<<locked>>
97%
48066
79%
**58
94%
Accurate 2700
<<locked>>
87%
54447
89%
**18
98%
Accurate 3100
<<locked>>
97%
46528
76%
**76
98%
Accurate 4064
<<locked>>
85%
54491
89%
**41
100%
Accurate 4350
<<locked>>
92%
54433
89%
**30
100%
Alliant Reloder- TS 15.5
<<locked>>
86%
54737
90%
**81
100%
Alliant Reloder-15
<<locked>>
84%
54636
90%
**90
100%
Alliant Reloder-16 👍
<<locked>>
94%
54447
89%
**69
100%
Alliant Reloder-17
<<locked>>
89%
54810
90%
**89
100%
Alliant Reloder-19
<<locked>>
97%
52330
86%
**17
97%
Alliant Reloder-22
<<locked>>
97%
46644
77%
**51
96%
Alliant Reloder-23
<<locked>>
97%
43961
72%
**05
100%
Alliant Reloder-25
<<locked>>
97%
38522
63%
**00
97%
Alliant Reloder-26
<<locked>>
97%
49617
81%
**72
100%
Hodgdon CFE223
<<locked>>
84%
54694
90%
**33
100%
Hodgdon H380
<<locked>>
85%
54737
90%
**90
100%
Hodgdon H414
<<locked>>
88%
54346
89%
**40
99%
Hodgdon H4350
<<locked>>
95%
54665
90%
**94
98%
[Hodgdon H4831]*
<<locked>>
97%
44164
72%
**26
92%
[Hodgdon H4831 SC]*
<<locked>>
97%
50256
83%
**48
94%
Hodgdon Hybrid 100V
<<locked>>
96%
54491
89%
**97
100%
Hodgdon LVR
<<locked>>
90%
54418
89%
**30
100%
Hodgdon Superperformance
<<locked>>
91%
54476
89%
**82
99%
Hodgdon VARGET
<<locked>>
87%
54708
90%
**67
100%
Hodgdon TrailBoss
<<locked>>
96%
34606
57%
**72
100%
IMR 4064
<<locked>>
87%
54273
89%
**48
100%
IMR 4166 Enduron
<<locked>>
88%
54723
90%
**48
99%
IMR 4350
<<locked>>
93%
54650
90%
**84
98%
IMR 4451 Enduron
<<locked>>
89%
54273
89%
**64
99%
IMR 4831
<<locked>>
97%
53809
88%
**00
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49734
82%
**02
94%
IMR 7828 SSC
<<locked>>
97%
49095
81%
**90
95%
Lovex S062
<<locked>>
85%
54621
90%
**51
100%
Lovex S065
<<locked>>
91%
54795
90%
**67
99%
Lovex S070
<<locked>>
92%
54491
89%
**90
99%
Lovex S071
<<locked>>
97%
38769
64%
**18
96%
Norma 203B
<<locked>>
84%
54404
89%
**84
100%
Norma 204
<<locked>>
93%
54288
89%
**23
97%
Norma MRP
<<locked>>
97%
49240
81%
**40
98%
Norma URP
<<locked>>
93%
54621
90%
**30
100%
Ramshot Big Game
<<locked>>
84%
54723
90%
**07
100%
Ramshot Hunter 👍
<<locked>>
94%
54650
90%
**49
99%
Ramshot Magnum
<<locked>>
97%
44918
74%
**95
96%
ReloadSwiss RS 14
<<locked>>
96%
35172
58%
**14
100%
ReloadSwiss RS 50
<<locked>>
85%
54331
89%
**71
99%
ReloadSwiss RS 52
<<locked>>
84%
54418
89%
**07
100%
ReloadSwiss RS 60
<<locked>>
90%
54462
89%
**02
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
54781
90%
**56
100%
ReloadSwiss RS 70 👍
<<locked>>
93%
54172
89%
**95
100%
[ReloadSwiss RS 76]*
<<locked>>
97%
37231
61%
**87
93%
Rottweil R 902
<<locked>>
83%
54549
90%
**31
100%
Rottweil R 903
<<locked>>
87%
54273
89%
**77
100%
Rottweil R 904
<<locked>>
97%
54824
90%
**94
96%
Rottweil R 905
<<locked>>
97%
51880
85%
**00
97%
Rottweil R 907
<<locked>>
90%
54563
90%
**71
98%
SNPE Vectan SP 11
<<locked>>
87%
54621
90%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
54795
90%
**49
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
54795
90%
**31
99%
Shooters World Long Rifle
<<locked>>
91%
54795
90%
**67
99%
Shooters World Precision
<<locked>>
85%
54621
90%
**51
100%
Somchem S355
<<locked>>
87%
54549
90%
**71
100%
Somchem S361
<<locked>>
96%
54679
90%
**61
95%
Somchem S365
<<locked>>
95%
54578
90%
**46
100%
Somchem S385
<<locked>>
97%
52489
86%
**77
98%
Vihtavuori N133
<<locked>>
83%
54752
90%
**43
100%
Vihtavuori N135
<<locked>>
89%
54708
90%
**92
100%
Vihtavuori N140
<<locked>>
84%
54781
90%
**05
100%
Vihtavuori N150
<<locked>>
92%
54317
89%
**31
100%
Vihtavuori N160
<<locked>>
90%
54621
90%
**90
100%
Vihtavuori N165
<<locked>>
97%
43714
72%
**13
95%
Vihtavuori N540
<<locked>>
84%
54447
89%
**28
100%
Vihtavuori N550 👍
<<locked>>
90%
54607
90%
**33
100%
Vihtavuori N555
<<locked>>
97%
49008
80%
**74
100%
[Vihtavuori N560]*
<<locked>>
97%
46833
77%
**67
93%
Winchester 6.5 StaBALL
<<locked>>
92%
54650
90%
**67
100%
Winchester 760
<<locked>>
88%
54346
89%
**40
99%
Winchester StaBALL HD
<<locked>>
97%
37565
62%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46369
76%
**26
100%
[ADI AR 2209]*
<<locked>>
83%
34301
56%
**23
90%
[ADI AR 2213]*
<<locked>>
90%
38638
63%
**44
90%
Accurate 2700
<<locked>>
81%
44599
73%
**41
96%
[Accurate 3100]*
<<locked>>
81%
26977
44%
**16
90%
Accurate 4064
<<locked>>
81%
48863
80%
**53
100%
Accurate 4350
<<locked>>
81%
36970
61%
**95
97%
Alliant Reloder- TS 15.5
<<locked>>
81%
46586
76%
**49
100%
Alliant Reloder-15
<<locked>>
81%
49966
82%
**15
100%
Alliant Reloder-16
<<locked>>
81%
36347
60%
**15
97%
Alliant Reloder-17
<<locked>>
81%
41133
68%
**49
100%
[Alliant Reloder-19]*
<<locked>>
83%
33649
55%
**13
90%
[Alliant Reloder-22]*
<<locked>>
87%
33315
55%
**43
90%
[Alliant Reloder-23]*
<<locked>>
81%
26556
44%
**56
94%
[Alliant Reloder-25]*
<<locked>>
86%
27833
46%
**88
90%
[Alliant Reloder-26]*
<<locked>>
81%
28195
46%
**48
92%
Hodgdon CFE223
<<locked>>
81%
48878
80%
**31
100%
Hodgdon H380
<<locked>>
81%
47572
78%
**66
99%
Hodgdon H414
<<locked>>
81%
42540
70%
**23
96%
[Hodgdon H4350]*
<<locked>>
81%
35143
58%
**03
93%
[Hodgdon H4831]*
<<locked>>
93%
39639
65%
**31
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
39668
65%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33721
55%
**03
98%
Hodgdon LVR
<<locked>>
81%
39856
65%
**57
97%
[Hodgdon Superperformance]*
<<locked>>
81%
38276
63%
**54
94%
Hodgdon VARGET
<<locked>>
81%
46006
76%
**20
99%
Hodgdon TrailBoss
<<locked>>
84%
28718
47%
**47
100%
IMR 4064
<<locked>>
81%
45556
75%
**03
100%
IMR 4166 Enduron
<<locked>>
81%
44904
74%
**74
97%
[IMR 4350]*
<<locked>>
81%
36869
61%
**39
93%
IMR 4451 Enduron
<<locked>>
81%
42917
70%
**57
96%
IMR 4831
<<locked>>
81%
32474
53%
**74
96%
[IMR 4955 Enduron]*
<<locked>>
89%
38479
63%
**75
90%
[IMR 7828 SSC]*
<<locked>>
90%
38479
63%
**57
90%
Lovex S062
<<locked>>
81%
48834
80%
**53
100%
Lovex S065
<<locked>>
81%
40306
66%
**05
97%
Lovex S070
<<locked>>
81%
38551
63%
**85
95%
[Lovex S071]*
<<locked>>
85%
26745
44%
**13
90%
Norma 203B
<<locked>>
81%
49197
81%
**08
100%
[Norma 204]*
<<locked>>
81%
36434
60%
**66
91%
[Norma MRP]*
<<locked>>
83%
30443
50%
**87
90%
Norma URP
<<locked>>
81%
36883
61%
**98
97%
Ramshot Big Game
<<locked>>
81%
49661
82%
**28
100%
Ramshot Hunter
<<locked>>
81%
35868
59%
**85
95%
[Ramshot Magnum]*
<<locked>>
88%
32634
54%
**03
90%
ReloadSwiss RS 14
<<locked>>
81%
28152
46%
**63
100%
ReloadSwiss RS 50
<<locked>>
81%
47601
78%
**49
98%
ReloadSwiss RS 52
<<locked>>
81%
49037
81%
**22
100%
ReloadSwiss RS 60
<<locked>>
81%
39697
65%
**33
100%
ReloadSwiss RS 62
<<locked>>
81%
36796
60%
**18
97%
ReloadSwiss RS 70
<<locked>>
81%
35926
59%
**18
96%
[ReloadSwiss RS 76]*
<<locked>>
93%
32779
54%
**62
90%
Rottweil R 902
<<locked>>
81%
50705
83%
**72
100%
Rottweil R 903
<<locked>>
81%
44237
73%
**00
100%
[Rottweil R 904]*
<<locked>>
84%
36361
60%
**33
90%
[Rottweil R 905]*
<<locked>>
83%
32909
54%
**93
90%
Rottweil R 907
<<locked>>
81%
41466
68%
**25
95%
SNPE Vectan SP 11
<<locked>>
81%
45295
74%
**59
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45803
75%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39610
65%
**49
95%
Shooters World Long Rifle
<<locked>>
81%
40306
66%
**05
97%
Shooters World Precision
<<locked>>
81%
48834
80%
**53
100%
Somchem S355
<<locked>>
81%
44541
73%
**97
100%
[Somchem S361]*
<<locked>>
86%
39102
64%
**62
90%
Somchem S365
<<locked>>
81%
33199
54%
**52
99%
[Somchem S385]*
<<locked>>
81%
31082
51%
**25
90%
Vihtavuori N133
<<locked>>
81%
51285
84%
**94
100%
Vihtavuori N135
<<locked>>
81%
43410
71%
**18
100%
Vihtavuori N140
<<locked>>
81%
50372
83%
**40
100%
Vihtavuori N150
<<locked>>
81%
38203
63%
**49
100%
Vihtavuori N160
<<locked>>
81%
39972
66%
**28
98%
[Vihtavuori N165]*
<<locked>>
87%
31676
52%
**28
90%
Vihtavuori N540
<<locked>>
81%
50270
83%
**66
100%
Vihtavuori N550
<<locked>>
81%
40625
67%
**77
98%
Vihtavuori N555
<<locked>>
81%
28892
47%
**34
95%
[Vihtavuori N560]*
<<locked>>
91%
39117
64%
**90
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37579
62%
**66
99%
Winchester 760
<<locked>>
81%
42540
70%
**23
96%
[Winchester StaBALL HD]*
<<locked>>
81%
23438
38%
**00
91%

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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