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Load data for .375 Swiss P + .375 | 270gr | NorthFork Bonded Core

Recommended Powder(s): Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.375 Swiss P + .375 | 270gr | NorthFork Bonded Core

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | NorthFork Bonded Core
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.260" | 32.0mm
Caliber:
.375 Swiss P load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.384" | 9.8mm
Shank Seated Depth:
0.384" | 9.8mm
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_B3929_C569
Last updated:
2025-02-02

Load data for 146 loads in caliber .375 Swiss P with .375 | 270gr | NorthFork Bonded Core bullet and 73 powders such as Accurate 4350, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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>>
85%
54694
90%
**62
100%
ADI AR 2209
<<locked>>
96%
54679
90%
**48
98%
ADI AR 2213
<<locked>>
97%
49995
82%
**99
96%
Accurate 2700
<<locked>>
86%
54534
90%
**23
99%
Accurate 3100
<<locked>>
97%
48733
80%
**17
99%
Accurate 4064
<<locked>>
83%
54520
89%
**23
100%
Accurate 4350 👍
<<locked>>
91%
54708
90%
**22
100%
[Accurate MAGPRO]*
<<locked>>
97%
47543
78%
**72
93%
Alliant Reloder- TS 15.5
<<locked>>
85%
54810
90%
**76
100%
Alliant Reloder-16
<<locked>>
92%
54708
90%
**67
100%
Alliant Reloder-17
<<locked>>
88%
54491
89%
**74
100%
Alliant Reloder-19
<<locked>>
97%
54795
90%
**54
98%
Alliant Reloder-22
<<locked>>
97%
48776
80%
**92
97%
Alliant Reloder-23
<<locked>>
97%
46224
76%
**43
100%
Alliant Reloder-25
<<locked>>
97%
40422
66%
**57
98%
Alliant Reloder-26
<<locked>>
97%
52141
86%
**20
100%
Hodgdon H380
<<locked>>
84%
54824
90%
**85
100%
Hodgdon H414
<<locked>>
87%
54288
89%
**35
99%
Hodgdon H4350
<<locked>>
94%
54708
90%
**85
99%
[Hodgdon H4831]*
<<locked>>
97%
46108
76%
**71
94%
Hodgdon H4831 SC
<<locked>>
97%
52460
86%
**89
96%
Hodgdon Hybrid 100V
<<locked>>
94%
54781
90%
**92
100%
Hodgdon LVR
<<locked>>
89%
54549
90%
**25
100%
Hodgdon Superperformance 👍
<<locked>>
90%
54621
90%
**81
99%
Hodgdon VARGET
<<locked>>
86%
54694
90%
**62
100%
Hodgdon TrailBoss
<<locked>>
97%
34838
57%
**03
100%
IMR 4064
<<locked>>
86%
54708
90%
**49
100%
IMR 4166 Enduron
<<locked>>
87%
54752
90%
**49
99%
IMR 4350
<<locked>>
92%
54447
89%
**82
99%
IMR 4451 Enduron
<<locked>>
88%
54795
90%
**72
99%
IMR 4831
<<locked>>
96%
54665
90%
**08
100%
IMR 4955 Enduron
<<locked>>
97%
51721
85%
**40
96%
IMR 7828 SSC
<<locked>>
97%
51387
84%
**41
96%
Lovex S062
<<locked>>
83%
54737
90%
**43
100%
Lovex S065
<<locked>>
89%
54331
89%
**62
100%
Lovex S070
<<locked>>
91%
54462
89%
**85
99%
Lovex S071
<<locked>>
97%
40727
67%
**72
97%
Norma 203B
<<locked>>
83%
54737
90%
**82
100%
Norma 204
<<locked>>
91%
54317
89%
**22
98%
Norma MRP
<<locked>>
97%
51750
85%
**84
99%
Norma URP
<<locked>>
91%
54244
89%
**18
100%
Ramshot Hunter 👍
<<locked>>
92%
54273
89%
**41
100%
Ramshot Magnum
<<locked>>
97%
47152
77%
**49
97%
ReloadSwiss RS 14
<<locked>>
96%
35462
58%
**42
100%
ReloadSwiss RS 50
<<locked>>
84%
54534
90%
**72
99%
ReloadSwiss RS 60
<<locked>>
89%
54578
90%
**90
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
54592
90%
**48
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54476
89%
**97
100%
ReloadSwiss RS 76
<<locked>>
97%
38812
64%
**54
95%
Rottweil R 903
<<locked>>
86%
54723
90%
**66
100%
Rottweil R 904
<<locked>>
95%
54404
89%
**92
97%
Rottweil R 905
<<locked>>
97%
54447
89%
**41
98%
Rottweil R 907
<<locked>>
88%
54578
90%
**66
99%
SNPE Vectan SP 11
<<locked>>
85%
54346
89%
**99
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
54114
89%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
54607
90%
**20
99%
Shooters World Long Rifle
<<locked>>
89%
54331
89%
**62
100%
Shooters World Precision
<<locked>>
83%
54737
90%
**43
100%
Somchem S355
<<locked>>
86%
54317
89%
**62
100%
Somchem S361
<<locked>>
94%
54650
90%
**59
96%
Somchem S365
<<locked>>
94%
54578
90%
**38
100%
Somchem S385
<<locked>>
97%
54447
89%
**05
99%
Vihtavuori N135
<<locked>>
87%
54766
90%
**80
100%
Vihtavuori N150
<<locked>>
91%
54636
90%
**30
100%
Vihtavuori N160
<<locked>>
89%
54592
90%
**82
100%
Vihtavuori N165
<<locked>>
97%
45905
75%
**61
97%
Vihtavuori N550
<<locked>>
89%
54433
89%
**28
100%
Vihtavuori N555
<<locked>>
97%
51619
85%
**12
100%
Vihtavuori N560
<<locked>>
97%
48950
80%
**12
95%
[Vihtavuori N565]*
<<locked>>
97%
41394
68%
**54
93%
Winchester 6.5 StaBALL
<<locked>>
91%
54505
89%
**66
100%
Winchester 760
<<locked>>
87%
54288
89%
**35
99%
Winchester StaBALL HD
<<locked>>
97%
40509
66%
**82
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48109
79%
**51
100%
[ADI AR 2209]*
<<locked>>
81%
33199
54%
**05
91%
[ADI AR 2213]*
<<locked>>
87%
36085
59%
**00
90%
Accurate 2700
<<locked>>
81%
46224
76%
**82
97%
[Accurate 3100]*
<<locked>>
81%
28471
47%
**83
93%
Accurate 4064
<<locked>>
81%
51010
84%
**80
100%
Accurate 4350
<<locked>>
81%
38870
64%
**52
98%
[Accurate MAGPRO]*
<<locked>>
92%
40118
66%
**28
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48530
80%
**74
100%
Alliant Reloder-16
<<locked>>
81%
37971
62%
**56
99%
Alliant Reloder-17
<<locked>>
81%
43062
71%
**84
100%
[Alliant Reloder-19]*
<<locked>>
81%
32938
54%
**08
91%
[Alliant Reloder-22]*
<<locked>>
84%
31444
52%
**05
90%
Alliant Reloder-23
<<locked>>
81%
27746
46%
**20
96%
[Alliant Reloder-25]*
<<locked>>
83%
25918
43%
**54
90%
[Alliant Reloder-26]*
<<locked>>
81%
29530
48%
**18
94%
Hodgdon H380
<<locked>>
81%
49385
81%
**00
100%
Hodgdon H414
<<locked>>
81%
44469
73%
**61
97%
[Hodgdon H4350]*
<<locked>>
81%
36666
60%
**48
94%
[Hodgdon H4831]*
<<locked>>
90%
37057
61%
**84
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
37057
61%
**84
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35360
58%
**54
99%
Hodgdon LVR
<<locked>>
81%
41771
69%
**98
98%
Hodgdon Superperformance
<<locked>>
81%
39871
65%
**08
96%
Hodgdon VARGET
<<locked>>
81%
47718
78%
**44
100%
Hodgdon TrailBoss
<<locked>>
90%
32010
53%
**47
100%
IMR 4064
<<locked>>
81%
47210
77%
**25
100%
IMR 4166 Enduron
<<locked>>
81%
46456
76%
**02
98%
IMR 4350
<<locked>>
81%
38508
63%
**93
95%
IMR 4451 Enduron
<<locked>>
81%
44411
73%
**92
97%
IMR 4831
<<locked>>
81%
34055
56%
**28
97%
[IMR 4955 Enduron]*
<<locked>>
85%
35679
59%
**18
90%
[IMR 7828 SSC]*
<<locked>>
86%
35868
59%
**10
90%
Lovex S062
<<locked>>
81%
50734
83%
**84
100%
Lovex S065
<<locked>>
81%
41959
69%
**43
98%
Lovex S070
<<locked>>
81%
40016
66%
**20
96%
[Lovex S071]*
<<locked>>
81%
24772
41%
**72
90%
Norma 203B
<<locked>>
81%
51285
84%
**33
100%
[Norma 204]*
<<locked>>
81%
37956
62%
**16
93%
[Norma MRP]*
<<locked>>
81%
29936
49%
**92
91%
Norma URP
<<locked>>
81%
38711
64%
**43
98%
Ramshot Hunter
<<locked>>
81%
37579
62%
**30
96%
[Ramshot Magnum]*
<<locked>>
85%
30821
51%
**72
90%
ReloadSwiss RS 14
<<locked>>
86%
30574
50%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
49371
81%
**87
99%
ReloadSwiss RS 60
<<locked>>
81%
41495
68%
**67
100%
ReloadSwiss RS 62
<<locked>>
81%
38667
63%
**62
98%
ReloadSwiss RS 70
<<locked>>
81%
37550
62%
**69
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
30690
50%
**25
90%
Rottweil R 903
<<locked>>
81%
46122
76%
**38
100%
[Rottweil R 904]*
<<locked>>
81%
34389
56%
**95
90%
[Rottweil R 905]*
<<locked>>
81%
31908
52%
**85
91%
Rottweil R 907
<<locked>>
81%
43004
71%
**66
97%
SNPE Vectan SP 11
<<locked>>
81%
47297
78%
**87
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47398
78%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40959
67%
**90
97%
Shooters World Long Rifle
<<locked>>
81%
41959
69%
**43
98%
Shooters World Precision
<<locked>>
81%
50734
83%
**84
100%
Somchem S355
<<locked>>
81%
46398
76%
**35
100%
[Somchem S361]*
<<locked>>
82%
36332
60%
**15
90%
Somchem S365
<<locked>>
81%
35027
58%
**00
100%
[Somchem S385]*
<<locked>>
81%
32576
53%
**82
92%
Vihtavuori N135
<<locked>>
81%
45136
74%
**39
100%
Vihtavuori N150
<<locked>>
81%
39856
65%
**87
100%
Vihtavuori N160
<<locked>>
81%
41655
68%
**69
99%
[Vihtavuori N165]*
<<locked>>
83%
29501
48%
**90
90%
Vihtavuori N550
<<locked>>
81%
42322
69%
**08
99%
Vihtavuori N555
<<locked>>
81%
30589
50%
**92
96%
[Vihtavuori N560]*
<<locked>>
88%
36347
60%
**43
90%
[Vihtavuori N565]*
<<locked>>
92%
35070
58%
**10
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39218
64%
**13
100%
Winchester 760
<<locked>>
81%
44469
73%
**61
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24482
40%
**74
94%

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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