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Load data for .375 Swiss P + .375 | 300gr | Swift A-Frame

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385

.375 Swiss P + .375 | 300gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 300gr | Swift A-Frame
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.270" | 32.3mm
Caliber:
.375 Swiss P load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.394" | 10.0mm
Shank Seated Depth:
0.394" | 10.0mm
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_B10867_C569
Last updated:
2025-02-02

Load data for 128 loads in caliber .375 Swiss P with .375 | 300gr | Swift A-Frame bullet and 64 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, Somchem S385. 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 2209 👍
<<locked>>
93%
54592
90%
**10
99%
ADI AR 2213
<<locked>>
96%
54752
90%
**46
98%
ADI AR 2217
<<locked>>
97%
41858
69%
**07
95%
ADI AR 2225
<<locked>>
97%
37304
61%
**70
97%
Accurate 3100
<<locked>>
95%
54491
89%
**61
100%
Accurate 4350
<<locked>>
86%
54288
89%
**67
100%
Accurate MAGPRO
<<locked>>
96%
54694
90%
**62
96%
Alliant Reloder-16
<<locked>>
88%
54563
90%
**10
100%
Alliant Reloder-17
<<locked>>
84%
54505
89%
**17
100%
Alliant Reloder-19 👍
<<locked>>
93%
54723
90%
**10
99%
Alliant Reloder-22
<<locked>>
96%
54810
90%
**49
99%
Alliant Reloder-23
<<locked>>
97%
53592
88%
**00
100%
Alliant Reloder-25
<<locked>>
97%
46586
76%
**51
100%
Alliant Reloder-26
<<locked>>
93%
54273
89%
**95
100%
Hodgdon H1000
<<locked>>
97%
41858
69%
**07
95%
Hodgdon H414
<<locked>>
83%
54592
90%
**97
100%
Hodgdon H4350
<<locked>>
90%
54737
90%
**48
99%
Hodgdon H4831
<<locked>>
97%
52170
86%
**51
97%
Hodgdon H4831 SC
<<locked>>
94%
54476
89%
**87
97%
Hodgdon Hybrid 100V
<<locked>>
90%
54781
90%
**38
100%
Hodgdon LVR
<<locked>>
85%
54607
90%
**74
100%
Hodgdon Retumbo
<<locked>>
97%
37304
61%
**70
97%
Hodgdon Superperformance
<<locked>>
86%
54389
89%
**30
100%
IMR 4166 Enduron
<<locked>>
83%
54592
90%
**05
100%
IMR 4350
<<locked>>
88%
54273
89%
**44
99%
IMR 4451 Enduron
<<locked>>
84%
54549
90%
**28
100%
IMR 4831
<<locked>>
92%
54302
89%
**54
100%
IMR 4955 Enduron
<<locked>>
95%
54447
89%
**51
97%
IMR 7828 SSC
<<locked>>
95%
54433
89%
**53
98%
[IMR 8133 Enduron]*
<<locked>>
97%
33794
55%
**85
92%
Lovex S065
<<locked>>
86%
54563
90%
**25
100%
Lovex S070
<<locked>>
87%
54665
90%
**48
100%
Lovex S071
<<locked>>
97%
48225
79%
**66
100%
Norma 204
<<locked>>
88%
54505
89%
**87
99%
Norma 217
<<locked>>
97%
33402
55%
**08
95%
Norma MRP 👍
<<locked>>
94%
54679
90%
**79
100%
Norma URP
<<locked>>
88%
54549
90%
**80
100%
Ramshot Hunter
<<locked>>
88%
54752
90%
**07
100%
Ramshot Magnum
<<locked>>
97%
54433
89%
**33
99%
ReloadSwiss RS 60
<<locked>>
85%
54650
90%
**40
100%
ReloadSwiss RS 62
<<locked>>
87%
54679
90%
**97
100%
ReloadSwiss RS 70
<<locked>>
88%
54505
89%
**46
100%
ReloadSwiss RS 76
<<locked>>
97%
45353
74%
**77
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
41060
67%
**69
93%
Rottweil R 904
<<locked>>
91%
54244
89%
**57
98%
Rottweil R 905 👍
<<locked>>
93%
54621
90%
**10
99%
Rottweil R 907
<<locked>>
85%
54752
90%
**31
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
54752
90%
**85
100%
Shooters World Long Rifle
<<locked>>
86%
54563
90%
**25
100%
Somchem S361
<<locked>>
91%
54462
89%
**31
97%
Somchem S365
<<locked>>
90%
54636
90%
**80
100%
Somchem S385 👍
<<locked>>
93%
54665
90%
**71
99%
Vihtavuori N135
<<locked>>
83%
54433
89%
**26
100%
Vihtavuori N150
<<locked>>
87%
54578
90%
**75
100%
Vihtavuori N160
<<locked>>
85%
54708
90%
**44
100%
Vihtavuori N165
<<locked>>
97%
52301
86%
**28
99%
Vihtavuori N550
<<locked>>
85%
54578
90%
**77
100%
Vihtavuori N555
<<locked>>
94%
54708
90%
**10
100%
Vihtavuori N560
<<locked>>
96%
54317
89%
**69
98%
Vihtavuori N565
<<locked>>
97%
48472
80%
**54
97%
[Vihtavuori N568]*
<<locked>>
97%
42264
69%
**79
93%
Winchester 6.5 StaBALL
<<locked>>
87%
54665
90%
**25
100%
Winchester 760
<<locked>>
83%
54592
90%
**97
100%
Winchester StaBALL HD
<<locked>>
97%
49777
82%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
37985
62%
**05
95%
[ADI AR 2213]*
<<locked>>
81%
34084
56%
**36
91%
[ADI AR 2217]*
<<locked>>
88%
32401
53%
**83
90%
[ADI AR 2225]*
<<locked>>
86%
27238
45%
**75
90%
Accurate 3100
<<locked>>
81%
34374
56%
**00
97%
Accurate 4350
<<locked>>
81%
45716
75%
**30
100%
[Accurate MAGPRO]*
<<locked>>
84%
36477
60%
**18
90%
Alliant Reloder-16
<<locked>>
81%
43149
71%
**33
100%
Alliant Reloder-17
<<locked>>
81%
49530
81%
**44
100%
Alliant Reloder-19
<<locked>>
81%
38043
62%
**02
95%
[Alliant Reloder-22]*
<<locked>>
81%
33881
56%
**52
94%
Alliant Reloder-23
<<locked>>
81%
32692
54%
**26
99%
Alliant Reloder-25
<<locked>>
81%
28776
47%
**34
95%
Alliant Reloder-26
<<locked>>
81%
35230
58%
**51
99%
[Hodgdon H1000]*
<<locked>>
88%
32401
53%
**83
90%
Hodgdon H414
<<locked>>
81%
50662
83%
**38
99%
Hodgdon H4350
<<locked>>
81%
41843
69%
**28
97%
[Hodgdon H4831]*
<<locked>>
82%
32779
54%
**64
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
35563
58%
**26
91%
Hodgdon Hybrid 100V
<<locked>>
81%
41089
67%
**31
100%
Hodgdon LVR
<<locked>>
81%
47688
78%
**66
100%
[Hodgdon Retumbo]*
<<locked>>
86%
27238
45%
**75
90%
Hodgdon Superperformance
<<locked>>
81%
46035
76%
**95
99%
IMR 4166 Enduron
<<locked>>
81%
51227
84%
**56
99%
IMR 4350
<<locked>>
81%
43613
72%
**67
98%
IMR 4451 Enduron
<<locked>>
81%
49574
81%
**52
99%
IMR 4831
<<locked>>
81%
39421
65%
**08
99%
[IMR 4955 Enduron]*
<<locked>>
81%
36100
59%
**10
92%
[IMR 7828 SSC]*
<<locked>>
81%
34751
57%
**65
92%
[IMR 8133 Enduron]*
<<locked>>
94%
31343
51%
**23
90%
Lovex S065
<<locked>>
81%
47630
78%
**07
100%
Lovex S070
<<locked>>
81%
45803
75%
**00
99%
Lovex S071
<<locked>>
81%
29892
49%
**92
95%
Norma 204
<<locked>>
81%
43439
71%
**93
97%
[Norma 217]*
<<locked>>
90%
27253
45%
**18
90%
Norma MRP
<<locked>>
81%
35157
58%
**08
96%
Norma URP
<<locked>>
81%
44686
73%
**20
100%
Ramshot Hunter
<<locked>>
81%
43207
71%
**13
99%
[Ramshot Magnum]*
<<locked>>
81%
31459
52%
**77
93%
ReloadSwiss RS 60
<<locked>>
81%
47732
78%
**38
100%
ReloadSwiss RS 62
<<locked>>
81%
45049
74%
**52
100%
ReloadSwiss RS 70
<<locked>>
81%
43178
71%
**62
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
27630
45%
**18
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
34780
57%
**25
90%
[Rottweil R 904]*
<<locked>>
81%
39436
65%
**88
94%
Rottweil R 905
<<locked>>
81%
37144
61%
**88
95%
Rottweil R 907
<<locked>>
81%
48312
79%
**23
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
46354
76%
**61
99%
Shooters World Long Rifle
<<locked>>
81%
47630
78%
**07
100%
[Somchem S361]*
<<locked>>
81%
40234
66%
**79
93%
Somchem S365
<<locked>>
81%
41365
68%
**80
100%
Somchem S385
<<locked>>
81%
38043
62%
**79
96%
Vihtavuori N135
<<locked>>
81%
51169
84%
**80
100%
Vihtavuori N150
<<locked>>
81%
45063
74%
**38
100%
Vihtavuori N160
<<locked>>
81%
47747
78%
**36
100%
[Vihtavuori N165]*
<<locked>>
81%
32053
53%
**41
93%
Vihtavuori N550
<<locked>>
81%
48617
80%
**82
100%
Vihtavuori N555
<<locked>>
81%
36753
60%
**98
99%
[Vihtavuori N560]*
<<locked>>
81%
34026
56%
**56
91%
[Vihtavuori N565]*
<<locked>>
83%
31604
52%
**00
90%
[Vihtavuori N568]*
<<locked>>
92%
36390
60%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44788
74%
**80
100%
Winchester 760
<<locked>>
81%
50662
83%
**38
99%
Winchester StaBALL HD
<<locked>>
81%
27238
45%
**36
99%

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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