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Load data for .375 Swiss P + .375 | 350gr | Sierra HPBT MatchKinging

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

.375 Swiss P + .375 | 350gr | Sierra HPBT MatchKinging

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 350gr | Sierra HPBT MatchKinging
Manufacturer SKU:
9350
Bullet Weight:
350gr | 22.7g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.860" | 47.2mm
Caliber:
.375 Swiss P load data
Case Length (l3):
2.750" | 69.8mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.984" | 25.0mm
Shank Seated Depth:
0.705" | 17.9mm
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_B5959_C569
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 142 loads in caliber .375 Swiss P with .375 | 350gr | Sierra HPBT MatchKinging bullet and 71 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 25.8 fps

  • .

    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>>
83%
54317
89%
**79
100%
ADI AR 2209 👍
<<locked>>
94%
54694
90%
**87
99%
ADI AR 2213
<<locked>>
97%
53098
87%
**00
99%
ADI AR 2217
<<locked>>
97%
38798
64%
**57
95%
ADI AR 2225
<<locked>>
97%
34490
57%
**24
97%
Accurate 2700
<<locked>>
84%
54491
89%
**69
100%
Accurate 3100
<<locked>>
97%
52663
86%
**21
100%
Accurate 4350
<<locked>>
89%
54679
90%
**54
100%
Accurate MAGPRO
<<locked>>
97%
52054
85%
**13
97%
Alliant Reloder-16
<<locked>>
90%
54346
89%
**80
100%
Alliant Reloder-17
<<locked>>
86%
54549
90%
**87
100%
Alliant Reloder-19 👍
<<locked>>
94%
54404
89%
**87
99%
Alliant Reloder-22
<<locked>>
97%
52591
86%
**97
99%
Alliant Reloder-23
<<locked>>
97%
50154
82%
**38
100%
Alliant Reloder-25
<<locked>>
97%
43468
71%
**88
100%
Alliant Reloder-26
<<locked>>
96%
54766
90%
**75
100%
Hodgdon H1000
<<locked>>
97%
38798
64%
**57
95%
Hodgdon H414
<<locked>>
85%
54476
89%
**70
100%
Hodgdon H4350
<<locked>>
92%
54723
90%
**28
100%
Hodgdon H4831
<<locked>>
97%
49153
81%
**88
97%
Hodgdon H4831 SC
<<locked>>
96%
54476
89%
**64
98%
Hodgdon Hybrid 100V
<<locked>>
92%
54433
89%
**11
100%
Hodgdon LVR
<<locked>>
87%
54462
89%
**48
100%
Hodgdon Retumbo
<<locked>>
97%
34490
57%
**24
97%
Hodgdon Superperformance
<<locked>>
87%
54302
89%
**03
100%
Hodgdon VARGET
<<locked>>
83%
54723
90%
**88
100%
IMR 4064
<<locked>>
84%
54230
89%
**65
100%
IMR 4166 Enduron
<<locked>>
85%
54433
89%
**79
100%
IMR 4350
<<locked>>
90%
54389
89%
**18
100%
IMR 4451 Enduron
<<locked>>
86%
54317
89%
**98
100%
IMR 4831
<<locked>>
94%
54505
89%
**34
100%
IMR 4955 Enduron
<<locked>>
97%
54230
89%
**28
98%
IMR 7828 SSC
<<locked>>
97%
54491
89%
**36
99%
Lovex S065
<<locked>>
88%
54578
90%
**98
100%
Lovex S070
<<locked>>
89%
54752
90%
**28
100%
Lovex S071
<<locked>>
97%
44150
72%
**00
100%
Norma 204
<<locked>>
89%
54244
89%
**57
99%
[Norma 217]*
<<locked>>
97%
30385
50%
**52
94%
Norma MRP 👍
<<locked>>
96%
54578
90%
**52
100%
Norma URP
<<locked>>
89%
54201
89%
**51
100%
Ramshot Hunter
<<locked>>
90%
54621
90%
**77
100%
Ramshot Magnum
<<locked>>
97%
50807
83%
**64
100%
ReloadSwiss RS 60
<<locked>>
86%
54360
89%
**07
100%
ReloadSwiss RS 62
<<locked>>
89%
54418
89%
**70
100%
ReloadSwiss RS 70
<<locked>>
90%
54491
89%
**20
100%
ReloadSwiss RS 76
<<locked>>
97%
41814
69%
**08
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
37463
61%
**03
93%
Rottweil R 903
<<locked>>
84%
54505
89%
**92
100%
Rottweil R 904
<<locked>>
93%
54157
89%
**34
99%
Rottweil R 905 👍
<<locked>>
95%
54752
90%
**84
100%
Rottweil R 907
<<locked>>
86%
54244
89%
**02
100%
SNPE Vectan SP 11
<<locked>>
83%
54505
89%
**25
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54665
90%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
54766
90%
**72
100%
Shooters World Long Rifle
<<locked>>
88%
54578
90%
**98
100%
Somchem S355
<<locked>>
84%
54505
89%
**88
100%
Somchem S361
<<locked>>
92%
54621
90%
**18
98%
Somchem S365
<<locked>>
92%
54447
89%
**54
100%
Somchem S385 👍
<<locked>>
95%
54781
90%
**57
100%
Vihtavuori N135
<<locked>>
85%
54360
89%
**03
100%
Vihtavuori N150
<<locked>>
89%
54534
90%
**52
100%
Vihtavuori N160
<<locked>>
87%
54679
90%
**21
100%
Vihtavuori N165
<<locked>>
97%
48820
80%
**65
99%
Vihtavuori N550
<<locked>>
87%
54592
90%
**54
100%
Vihtavuori N555
<<locked>>
96%
54621
90%
**84
100%
Vihtavuori N560
<<locked>>
97%
52939
87%
**26
98%
Vihtavuori N565
<<locked>>
97%
44730
73%
**92
97%
[Vihtavuori N568]*
<<locked>>
97%
39102
64%
**26
93%
Winchester 6.5 StaBALL
<<locked>>
89%
54375
89%
**98
100%
Winchester 760
<<locked>>
85%
54476
89%
**70
100%
Winchester StaBALL HD
<<locked>>
97%
44962
74%
**90
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50937
84%
**36
100%
ADI AR 2209
<<locked>>
81%
35592
58%
**65
95%
[ADI AR 2213]*
<<locked>>
81%
31792
52%
**96
91%
[ADI AR 2217]*
<<locked>>
88%
29994
49%
**47
90%
[ADI AR 2225]*
<<locked>>
86%
24831
41%
**52
90%
Accurate 2700
<<locked>>
81%
49052
81%
**87
99%
Accurate 3100
<<locked>>
81%
31111
51%
**57
97%
Accurate 4350
<<locked>>
81%
42192
69%
**74
100%
[Accurate MAGPRO]*
<<locked>>
84%
32808
54%
**56
90%
Alliant Reloder-16
<<locked>>
81%
40814
67%
**83
100%
Alliant Reloder-17
<<locked>>
81%
46543
76%
**79
100%
Alliant Reloder-19
<<locked>>
81%
35418
58%
**62
95%
[Alliant Reloder-22]*
<<locked>>
81%
31270
51%
**10
94%
Alliant Reloder-23
<<locked>>
81%
29994
49%
**87
99%
Alliant Reloder-25
<<locked>>
81%
26426
43%
**01
95%
Alliant Reloder-26
<<locked>>
81%
32082
53%
**92
99%
[Hodgdon H1000]*
<<locked>>
88%
29994
49%
**47
90%
Hodgdon H414
<<locked>>
81%
47805
78%
**75
100%
Hodgdon H4350
<<locked>>
81%
39305
65%
**85
98%
[Hodgdon H4831]*
<<locked>>
81%
30037
49%
**18
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
33286
55%
**96
92%
Hodgdon Hybrid 100V
<<locked>>
81%
38464
63%
**85
100%
Hodgdon LVR
<<locked>>
81%
44817
74%
**10
100%
[Hodgdon Retumbo]*
<<locked>>
86%
24831
41%
**52
90%
Hodgdon Superperformance
<<locked>>
81%
43018
71%
**36
99%
Hodgdon VARGET
<<locked>>
81%
50691
83%
**29
100%
IMR 4064
<<locked>>
81%
50212
82%
**16
100%
IMR 4166 Enduron
<<locked>>
81%
49095
81%
**00
100%
IMR 4350
<<locked>>
81%
41307
68%
**21
98%
IMR 4451 Enduron
<<locked>>
81%
47340
78%
**00
99%
IMR 4831
<<locked>>
81%
36738
60%
**62
100%
[IMR 4955 Enduron]*
<<locked>>
81%
33750
55%
**77
92%
[IMR 7828 SSC]*
<<locked>>
81%
32198
53%
**19
92%
Lovex S065
<<locked>>
81%
44802
74%
**57
100%
Lovex S070
<<locked>>
81%
42917
70%
**47
99%
Lovex S071
<<locked>>
81%
26789
44%
**52
95%
Norma 204
<<locked>>
81%
40843
67%
**51
97%
[Norma 217]*
<<locked>>
90%
24903
41%
**95
90%
Norma MRP
<<locked>>
81%
32372
53%
**62
96%
Norma URP
<<locked>>
81%
41727
69%
**67
100%
Ramshot Hunter
<<locked>>
81%
40567
67%
**60
99%
[Ramshot Magnum]*
<<locked>>
81%
28616
47%
**41
93%
ReloadSwiss RS 60
<<locked>>
81%
44889
74%
**75
100%
ReloadSwiss RS 62
<<locked>>
81%
42018
69%
**90
100%
ReloadSwiss RS 70
<<locked>>
81%
40466
66%
**06
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
25150
41%
**85
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
31879
52%
**72
90%
Rottweil R 903
<<locked>>
81%
49574
81%
**29
100%
Rottweil R 904
<<locked>>
81%
37115
61%
**52
95%
Rottweil R 905
<<locked>>
81%
34650
57%
**49
95%
Rottweil R 907
<<locked>>
81%
45818
75%
**74
99%
SNPE Vectan SP 11
<<locked>>
81%
50546
83%
**75
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50183
82%
**21
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
43772
72%
**15
99%
Shooters World Long Rifle
<<locked>>
81%
44802
74%
**57
100%
Somchem S355
<<locked>>
81%
49617
81%
**23
100%
[Somchem S361]*
<<locked>>
81%
37507
62%
**46
94%
Somchem S365
<<locked>>
81%
38377
63%
**28
100%
Somchem S385
<<locked>>
81%
35186
58%
**39
97%
Vihtavuori N135
<<locked>>
81%
48240
79%
**28
100%
Vihtavuori N150
<<locked>>
81%
42540
70%
**95
100%
Vihtavuori N160
<<locked>>
81%
44875
74%
**80
100%
[Vihtavuori N165]*
<<locked>>
81%
29544
48%
**08
94%
Vihtavuori N550
<<locked>>
81%
45571
75%
**23
100%
Vihtavuori N555
<<locked>>
81%
33620
55%
**46
99%
[Vihtavuori N560]*
<<locked>>
81%
31473
52%
**23
91%
[Vihtavuori N565]*
<<locked>>
83%
28514
47%
**57
90%
[Vihtavuori N568]*
<<locked>>
92%
33344
55%
**92
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42105
69%
**31
100%
Winchester 760
<<locked>>
81%
47805
78%
**75
100%
Winchester StaBALL HD
<<locked>>
81%
24265
40%
**93
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.

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