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Load data for .375 Swiss P + .375 | 255gr | Barnes Originals

Recommended Powder(s): Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N555

.375 Swiss P + .375 | 255gr | Barnes Originals

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 255gr | Barnes Originals
Manufacturer SKU:
30496
Bullet Weight:
255gr | 16.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.058" | 26.9mm
Caliber:
.375 Swiss P load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.182" | 4.6mm
Shank Seated Depth:
0.182" | 4.6mm
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_B734_C569
Last updated:
2025-02-02

Load data for 138 loads in caliber .375 Swiss P with .375 | 255gr | Barnes Originals bullet and 69 powders such as Alliant Reloder-16, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70, Vihtavuori N555. 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 2208
<<locked>>
85%
54433
89%
**48
100%
ADI AR 2209
<<locked>>
96%
54491
89%
**30
98%
ADI AR 2213
<<locked>>
97%
50444
83%
**87
95%
Accurate 2700
<<locked>>
86%
54592
90%
**05
98%
Accurate 3100
<<locked>>
97%
49951
82%
**15
99%
Accurate 4350
<<locked>>
90%
54766
90%
**07
100%
[Accurate MAGPRO]*
<<locked>>
97%
48559
80%
**67
93%
Alliant Reloder- TS 15.5
<<locked>>
84%
54795
90%
**54
100%
Alliant Reloder-16 👍
<<locked>>
92%
54404
89%
**46
100%
Alliant Reloder-17
<<locked>>
87%
54752
90%
**59
100%
Alliant Reloder-19
<<locked>>
96%
54694
90%
**36
98%
Alliant Reloder-22
<<locked>>
97%
49588
81%
**87
97%
Alliant Reloder-23
<<locked>>
97%
46847
77%
**38
100%
Alliant Reloder-25
<<locked>>
97%
41263
68%
**53
98%
Alliant Reloder-26
<<locked>>
97%
53577
88%
**28
100%
Hodgdon H380
<<locked>>
83%
54331
89%
**67
100%
Hodgdon H414
<<locked>>
87%
54708
90%
**33
99%
Hodgdon H4350
<<locked>>
93%
54418
89%
**64
98%
[Hodgdon H4831]*
<<locked>>
97%
46731
77%
**66
94%
Hodgdon H4831 SC
<<locked>>
97%
52924
87%
**77
95%
Hodgdon Hybrid 100V
<<locked>>
94%
54737
90%
**81
100%
Hodgdon LVR
<<locked>>
89%
54679
90%
**04
100%
Hodgdon Superperformance
<<locked>>
89%
54723
90%
**66
99%
Hodgdon VARGET
<<locked>>
85%
54433
89%
**48
100%
Hodgdon TrailBoss
<<locked>>
97%
35128
58%
**75
100%
IMR 4064
<<locked>>
85%
54592
90%
**35
100%
IMR 4166 Enduron
<<locked>>
86%
54462
89%
**31
99%
IMR 4350
<<locked>>
92%
54563
90%
**67
99%
IMR 4451 Enduron
<<locked>>
87%
54491
89%
**51
99%
IMR 4831
<<locked>>
96%
54520
90%
**90
100%
IMR 4955 Enduron
<<locked>>
97%
52011
85%
**25
95%
IMR 7828 SSC
<<locked>>
97%
51692
85%
**27
96%
Lovex S065
<<locked>>
89%
54476
89%
**44
100%
Lovex S070
<<locked>>
90%
54505
89%
**74
99%
Lovex S071
<<locked>>
97%
41843
69%
**67
97%
Norma 204
<<locked>>
91%
54476
89%
**04
97%
Norma MRP
<<locked>>
97%
52663
86%
**76
99%
Norma URP
<<locked>>
91%
54665
90%
**10
100%
Ramshot Hunter 👍
<<locked>>
92%
54563
90%
**27
99%
Ramshot Magnum
<<locked>>
97%
48080
79%
**41
97%
ReloadSwiss RS 14
<<locked>>
96%
35534
58%
**11
100%
ReloadSwiss RS 50
<<locked>>
84%
54679
90%
**54
99%
ReloadSwiss RS 60
<<locked>>
88%
54317
89%
**82
100%
ReloadSwiss RS 62 👍
<<locked>>
91%
54824
90%
**36
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
54824
90%
**86
100%
ReloadSwiss RS 76
<<locked>>
97%
39682
65%
**49
95%
Rottweil R 903
<<locked>>
86%
54810
90%
**61
100%
Rottweil R 904
<<locked>>
95%
54404
89%
**71
96%
Rottweil R 905
<<locked>>
97%
54795
90%
**30
98%
Rottweil R 907
<<locked>>
88%
54607
90%
**54
99%
SNPE Vectan SP 11
<<locked>>
85%
54621
90%
**97
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
54447
89%
**26
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
54665
90%
**12
99%
Shooters World Long Rifle
<<locked>>
89%
54476
89%
**44
100%
Somchem S355
<<locked>>
86%
54810
90%
**58
100%
Somchem S361
<<locked>>
94%
54302
89%
**41
96%
Somchem S365
<<locked>>
93%
54215
89%
**27
100%
Somchem S385
<<locked>>
96%
54578
90%
**94
99%
Vihtavuori N135
<<locked>>
87%
54491
89%
**62
100%
Vihtavuori N150
<<locked>>
91%
54752
90%
**15
100%
Vihtavuori N160
<<locked>>
89%
54752
90%
**74
100%
Vihtavuori N165
<<locked>>
97%
46369
76%
**40
97%
Vihtavuori N550
<<locked>>
88%
54766
90%
**13
100%
Vihtavuori N555 👍
<<locked>>
97%
52895
87%
**17
100%
Vihtavuori N560
<<locked>>
97%
49850
82%
**07
95%
[Vihtavuori N565]*
<<locked>>
97%
41989
69%
**43
93%
Winchester 6.5 StaBALL
<<locked>>
90%
54708
90%
**51
100%
Winchester 760
<<locked>>
87%
54708
90%
**33
99%
Winchester StaBALL HD
<<locked>>
97%
41582
68%
**77
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
48486
80%
**46
100%
[ADI AR 2209]*
<<locked>>
81%
33707
55%
**90
91%
[ADI AR 2213]*
<<locked>>
87%
36999
61%
**98
90%
Accurate 2700
<<locked>>
81%
46789
77%
**67
97%
[Accurate 3100]*
<<locked>>
81%
29182
48%
**65
92%
Accurate 4350
<<locked>>
81%
39755
65%
**35
98%
[Accurate MAGPRO]*
<<locked>>
92%
41655
68%
**36
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
49153
81%
**66
100%
Alliant Reloder-16
<<locked>>
81%
38392
63%
**48
98%
Alliant Reloder-17
<<locked>>
81%
43787
72%
**76
100%
[Alliant Reloder-19]*
<<locked>>
81%
33402
55%
**90
91%
[Alliant Reloder-22]*
<<locked>>
84%
32300
53%
**00
90%
Alliant Reloder-23
<<locked>>
81%
28311
46%
**98
96%
[Alliant Reloder-25]*
<<locked>>
83%
26818
44%
**43
90%
[Alliant Reloder-26]*
<<locked>>
81%
30313
50%
**03
94%
Hodgdon H380
<<locked>>
81%
50038
82%
**92
100%
Hodgdon H414
<<locked>>
81%
45266
74%
**53
97%
[Hodgdon H4350]*
<<locked>>
81%
37188
61%
**36
94%
[Hodgdon H4831]*
<<locked>>
90%
38014
62%
**75
90%
[Hodgdon H4831 SC]*
<<locked>>
87%
37739
62%
**72
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35853
59%
**36
99%
Hodgdon LVR
<<locked>>
81%
42235
69%
**80
98%
Hodgdon Superperformance
<<locked>>
81%
40408
66%
**90
96%
Hodgdon VARGET
<<locked>>
81%
48124
79%
**40
100%
Hodgdon TrailBoss
<<locked>>
84%
28979
48%
**47
100%
IMR 4064
<<locked>>
81%
47805
78%
**26
100%
IMR 4166 Enduron
<<locked>>
81%
46905
77%
**97
98%
IMR 4350
<<locked>>
81%
39175
64%
**72
95%
IMR 4451 Enduron
<<locked>>
81%
44918
74%
**80
97%
IMR 4831
<<locked>>
81%
34577
57%
**03
97%
[IMR 4955 Enduron]*
<<locked>>
86%
36869
61%
**20
90%
[IMR 7828 SSC]*
<<locked>>
87%
37144
61%
**05
90%
Lovex S065
<<locked>>
81%
42554
70%
**31
98%
Lovex S070
<<locked>>
81%
40770
67%
**12
96%
[Lovex S071]*
<<locked>>
82%
25947
43%
**70
90%
[Norma 204]*
<<locked>>
81%
38551
63%
**02
93%
[Norma MRP]*
<<locked>>
81%
30487
50%
**67
91%
Norma URP
<<locked>>
81%
39218
64%
**28
98%
Ramshot Hunter
<<locked>>
81%
38058
62%
**12
96%
[Ramshot Magnum]*
<<locked>>
85%
31662
52%
**61
90%
ReloadSwiss RS 14
<<locked>>
81%
28311
46%
**57
100%
ReloadSwiss RS 50
<<locked>>
81%
50183
82%
**82
99%
ReloadSwiss RS 60
<<locked>>
81%
42322
69%
**66
100%
ReloadSwiss RS 62
<<locked>>
81%
39392
65%
**54
98%
ReloadSwiss RS 70
<<locked>>
81%
38072
63%
**54
97%
[ReloadSwiss RS 76]*
<<locked>>
90%
31821
52%
**23
90%
Rottweil R 903
<<locked>>
81%
46862
77%
**33
100%
[Rottweil R 904]*
<<locked>>
81%
35070
58%
**84
90%
[Rottweil R 905]*
<<locked>>
81%
32445
53%
**70
91%
Rottweil R 907
<<locked>>
81%
43830
72%
**51
96%
SNPE Vectan SP 11
<<locked>>
81%
47993
79%
**85
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47979
79%
**35
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
41684
68%
**75
96%
Shooters World Long Rifle
<<locked>>
81%
42554
70%
**31
98%
Somchem S355
<<locked>>
81%
47079
77%
**26
100%
[Somchem S361]*
<<locked>>
83%
37710
62%
**16
90%
Somchem S365
<<locked>>
81%
35752
59%
**92
100%
[Somchem S385]*
<<locked>>
81%
33170
54%
**61
92%
Vihtavuori N135
<<locked>>
81%
45730
75%
**35
100%
Vihtavuori N150
<<locked>>
81%
40364
66%
**69
100%
Vihtavuori N160
<<locked>>
81%
42395
70%
**61
99%
[Vihtavuori N165]*
<<locked>>
84%
30879
51%
**92
90%
Vihtavuori N550
<<locked>>
81%
42931
70%
**07
99%
Vihtavuori N555
<<locked>>
81%
31241
51%
**70
96%
[Vihtavuori N560]*
<<locked>>
88%
37376
61%
**38
90%
[Vihtavuori N565]*
<<locked>>
92%
36347
60%
**15
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39784
65%
**98
100%
Winchester 760
<<locked>>
81%
45266
74%
**53
97%
[Winchester StaBALL HD]*
<<locked>>
81%
25019
41%
**49
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.

<<locked>>... you need to buy an access license to unlock the data

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