top of page

Load data for .375 Weath. Mag. + .375 | 250gr | Frontier PH HPBT

Recommended Powder(s): Alliant Reloder-15, Baschieri & Pellagri 107, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52

.375 Weath. Mag. + .375 | 250gr | Frontier PH HPBT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 250gr | Frontier PH HPBT
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.332" | 33.8mm
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.675" | 17.2mm
Shank Seated Depth:
0.535" | 13.6mm
Case Capacity:
105.0 Grains of Water | 6.82 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B10423_C568
Last updated:
2025-01-01
Recommended Twist Rate:
1:17 - 1:14

Load data for 190 loads in caliber .375 Weath. Mag. with .375 | 250gr | Frontier PH HPBT bullet and 95 powders such as Alliant Reloder-15, Baschieri & Pellagri 107, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52. 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".

  • No data yet

  • .

    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 2206H
<<locked>>
91%
57392
90%
**95
100%
ADI AR 2208
<<locked>>
97%
56840
89%
**66
99%
Accurate 2015
<<locked>>
87%
56971
89%
**87
100%
Accurate 2200
<<locked>>
89%
57276
90%
**56
99%
Accurate 2230
<<locked>>
85%
57435
90%
**46
100%
Accurate 2460
<<locked>>
85%
57421
90%
**46
100%
Accurate 2495
<<locked>>
90%
56579
89%
**46
100%
Accurate 2520
<<locked>>
89%
57130
90%
**76
100%
Accurate 2700
<<locked>>
97%
56507
89%
**97
96%
Accurate 4064
<<locked>>
96%
56855
89%
**76
100%
Accurate 4350
<<locked>>
97%
43685
68%
**41
97%
Alliant AR-Comp
<<locked>>
90%
57406
90%
**40
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
57203
90%
**02
100%
Alliant Reloder-10x
<<locked>>
85%
57087
89%
**94
100%
Alliant Reloder-15 👍
<<locked>>
94%
57130
90%
**08
100%
Alliant Reloder-16
<<locked>>
97%
43874
69%
**57
97%
Alliant Reloder-17
<<locked>>
97%
50502
79%
**08
100%
[Alliant Reloder-23]*
<<locked>>
97%
30951
49%
**82
94%
Baschieri & Pellagri 106
<<locked>>
83%
57276
90%
**48
100%
Baschieri & Pellagri 107 👍
<<locked>>
91%
57290
90%
**12
99%
Hodgdon BL-C2
<<locked>>
89%
56768
89%
**05
100%
Hodgdon Benchmark
<<locked>>
88%
57174
90%
**17
100%
Hodgdon CFE223
<<locked>>
95%
56855
89%
**44
99%
Hodgdon H322
<<locked>>
87%
56652
89%
**40
100%
Hodgdon H380
<<locked>>
96%
57334
90%
**02
99%
Hodgdon H414
<<locked>>
97%
52446
82%
**82
96%
[Hodgdon H4350]*
<<locked>>
97%
42511
67%
**43
92%
Hodgdon Hybrid 100V
<<locked>>
97%
40219
63%
**49
98%
Hodgdon LVR
<<locked>>
97%
48138
75%
**03
97%
[Hodgdon Superperformance]*
<<locked>>
97%
48428
76%
**23
94%
Hodgdon VARGET
<<locked>>
97%
56840
89%
**66
99%
IMR 3031
<<locked>>
94%
56695
89%
**79
100%
IMR 4064
<<locked>>
97%
56130
88%
**49
99%
IMR 4166 Enduron
<<locked>>
97%
55419
87%
**10
96%
IMR 4198
<<locked>>
85%
57348
90%
**54
100%
[IMR 4350]*
<<locked>>
97%
45179
71%
**89
93%
IMR 4451 Enduron
<<locked>>
97%
53476
84%
**07
96%
IMR 4831
<<locked>>
97%
37376
59%
**00
95%
IMR 4895 👍
<<locked>>
94%
57159
90%
**25
100%
IMR 8208 XBR
<<locked>>
89%
56898
89%
**56
100%
Lovex D073.4
<<locked>>
84%
57435
90%
**40
100%
Lovex D073.5
<<locked>>
85%
57087
89%
**46
100%
Lovex D073.6
<<locked>>
91%
57130
90%
**76
100%
Lovex S060
<<locked>>
91%
57305
90%
**23
100%
Lovex S062
<<locked>>
95%
56956
89%
**62
100%
Lovex S065
<<locked>>
97%
48863
77%
**48
97%
Lovex S070
<<locked>>
97%
46514
73%
**25
95%
Norma 201
<<locked>>
92%
57392
90%
**62
100%
Norma 202
<<locked>>
92%
56855
89%
**49
100%
Norma 203B
<<locked>>
95%
56840
89%
**08
100%
Norma URP
<<locked>>
97%
44005
69%
**48
97%
Ramshot Big Game 👍
<<locked>>
95%
57203
90%
**31
100%
[Ramshot Hunter]*
<<locked>>
97%
43091
68%
**21
94%
Ramshot TAC
<<locked>>
89%
56869
89%
**62
98%
Ramshot Wild Boar
<<locked>>
90%
56956
89%
**95
100%
Ramshot X-Terminator
<<locked>>
87%
56826
89%
**36
100%
ReloadSwiss RS 40
<<locked>>
86%
57319
90%
**53
100%
ReloadSwiss RS 50
<<locked>>
95%
56884
89%
**72
97%
ReloadSwiss RS 52 👍
<<locked>>
95%
56840
89%
**35
100%
ReloadSwiss RS 60
<<locked>>
97%
48921
77%
**95
100%
ReloadSwiss RS 62
<<locked>>
97%
43497
68%
**57
96%
ReloadSwiss RS 70
<<locked>>
97%
44483
70%
**80
96%
Rottweil R 901
<<locked>>
89%
56811
89%
**20
100%
Rottweil R 902
<<locked>>
94%
57246
90%
**53
100%
Rottweil R 903
<<locked>>
97%
53476
84%
**53
100%
Rottweil R 907
<<locked>>
97%
50952
80%
**67
95%
SNPE Vectan SP 11
<<locked>>
97%
55158
86%
**08
100%
SNPE Vectan SP 7
<<locked>>
90%
57290
90%
**69
99%
SNPE Vectan SP 9
<<locked>>
92%
57334
90%
**89
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
57217
90%
**77
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
57043
89%
**71
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
48936
77%
**02
95%
Shooters World Long Rifle
<<locked>>
97%
48863
77%
**48
97%
Shooters World Match Rifle
<<locked>>
91%
57130
90%
**76
100%
Shooters World Precision
<<locked>>
95%
56956
89%
**62
100%
Shooters World Tactical Rifle
<<locked>>
84%
57232
90%
**23
100%
Somchem S321
<<locked>>
87%
56985
89%
**69
100%
Somchem S335
<<locked>>
91%
57029
89%
**84
100%
Somchem S341
<<locked>>
91%
57159
90%
**72
100%
Somchem S355
<<locked>>
97%
53969
85%
**46
100%
Somchem S365
<<locked>>
97%
39233
61%
**98
99%
Vihtavuori N130
<<locked>>
87%
57159
90%
**48
100%
Vihtavuori N133
<<locked>>
93%
57000
89%
**67
100%
Vihtavuori N135
<<locked>>
97%
51779
81%
**54
100%
Vihtavuori N140
<<locked>>
94%
57305
90%
**30
100%
Vihtavuori N150
<<locked>>
97%
45963
72%
**95
100%
Vihtavuori N160
<<locked>>
97%
48704
76%
**80
98%
Vihtavuori N530
<<locked>>
87%
56666
89%
**59
100%
Vihtavuori N540
<<locked>>
94%
57101
89%
**59
100%
Vihtavuori N550
<<locked>>
97%
48849
77%
**23
98%
[Vihtavuori N555]*
<<locked>>
97%
32648
51%
**54
94%
Winchester 6.5 StaBALL
<<locked>>
97%
46905
73%
**31
99%
Winchester 748
<<locked>>
87%
56913
89%
**05
100%
Winchester 760
<<locked>>
97%
52446
82%
**82
96%
Winchester StaBALL Match
<<locked>>
85%
57203
90%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41481
65%
**33
98%
ADI AR 2208
<<locked>>
81%
35389
55%
**82
95%
Accurate 2015
<<locked>>
81%
47195
74%
**52
100%
Accurate 2200
<<locked>>
81%
43729
69%
**33
97%
Accurate 2230
<<locked>>
81%
49574
78%
**35
99%
Accurate 2460
<<locked>>
81%
49371
77%
**31
100%
Accurate 2495
<<locked>>
81%
42206
66%
**43
100%
Accurate 2520
<<locked>>
81%
42757
67%
**59
100%
[Accurate 2700]*
<<locked>>
84%
37637
59%
**75
90%
Accurate 4064
<<locked>>
81%
35520
56%
**21
99%
[Accurate 4350]*
<<locked>>
83%
27369
43%
**74
90%
Alliant AR-Comp
<<locked>>
81%
43004
67%
**43
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34461
54%
**02
97%
Alliant Reloder-10x
<<locked>>
81%
50981
80%
**15
100%
Alliant Reloder-15
<<locked>>
81%
37144
58%
**57
96%
[Alliant Reloder-16]*
<<locked>>
83%
29095
46%
**93
90%
[Alliant Reloder-17]*
<<locked>>
81%
29907
47%
**46
93%
[Alliant Reloder-23]*
<<locked>>
91%
26281
41%
**34
90%
Baschieri & Pellagri 106
<<locked>>
81%
52881
83%
**95
100%
Baschieri & Pellagri 107
<<locked>>
81%
40393
63%
**30
96%
Hodgdon BL-C2
<<locked>>
81%
42409
66%
**75
99%
Hodgdon Benchmark
<<locked>>
81%
45818
72%
**39
100%
[Hodgdon CFE223]*
<<locked>>
81%
35447
56%
**57
94%
Hodgdon H322
<<locked>>
81%
46398
73%
**92
100%
[Hodgdon H380]*
<<locked>>
81%
34983
55%
**98
93%
[Hodgdon H414]*
<<locked>>
85%
35128
55%
**41
90%
[Hodgdon H4350]*
<<locked>>
92%
37173
58%
**31
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24598
39%
**42
90%
[Hodgdon LVR]*
<<locked>>
82%
29834
47%
**06
90%
[Hodgdon Superperformance]*
<<locked>>
90%
38392
60%
**20
90%
Hodgdon VARGET
<<locked>>
81%
35085
55%
**72
95%
IMR 3031
<<locked>>
81%
37347
59%
**77
100%
IMR 4064
<<locked>>
81%
34635
54%
**59
95%
[IMR 4166 Enduron]*
<<locked>>
81%
34867
55%
**26
90%
IMR 4198
<<locked>>
81%
51329
80%
**75
100%
[IMR 4350]*
<<locked>>
90%
36927
58%
**25
90%
[IMR 4451 Enduron]*
<<locked>>
83%
35317
55%
**69
90%
[IMR 4831]*
<<locked>>
87%
27267
43%
**51
90%
IMR 4895
<<locked>>
81%
38087
60%
**90
97%
IMR 8208 XBR
<<locked>>
81%
43714
68%
**46
99%
Lovex D073.4
<<locked>>
81%
51430
81%
**51
100%
Lovex D073.5
<<locked>>
81%
49255
77%
**31
100%
Lovex D073.6
<<locked>>
81%
40147
63%
**16
100%
Lovex S060
<<locked>>
81%
41959
66%
**74
98%
Lovex S062
<<locked>>
81%
36579
57%
**15
98%
[Lovex S065]*
<<locked>>
82%
30893
48%
**74
90%
[Lovex S070]*
<<locked>>
87%
34040
53%
**69
90%
Norma 201
<<locked>>
81%
40727
64%
**87
99%
Norma 202
<<locked>>
81%
40814
64%
**00
100%
Norma 203B
<<locked>>
81%
36666
57%
**51
96%
[Norma URP]*
<<locked>>
83%
28239
44%
**74
90%
Ramshot Big Game
<<locked>>
81%
35998
56%
**54
96%
[Ramshot Hunter]*
<<locked>>
88%
33257
52%
**05
90%
Ramshot TAC
<<locked>>
81%
43482
68%
**39
95%
Ramshot Wild Boar
<<locked>>
81%
42830
67%
**62
98%
Ramshot X-Terminator
<<locked>>
81%
47166
74%
**89
99%
ReloadSwiss RS 40
<<locked>>
81%
49023
77%
**28
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35766
56%
**92
91%
ReloadSwiss RS 52
<<locked>>
81%
35085
55%
**61
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
29182
46%
**33
94%
[ReloadSwiss RS 62]*
<<locked>>
85%
28950
45%
**23
90%
[ReloadSwiss RS 70]*
<<locked>>
87%
32532
51%
**98
90%
Rottweil R 901
<<locked>>
81%
44614
70%
**39
100%
Rottweil R 902
<<locked>>
81%
38783
61%
**44
98%
Rottweil R 903
<<locked>>
81%
31850
50%
**46
95%
[Rottweil R 907]*
<<locked>>
86%
36695
57%
**95
90%
SNPE Vectan SP 11
<<locked>>
81%
33011
52%
**88
95%
SNPE Vectan SP 7
<<locked>>
81%
41800
66%
**20
96%
SNPE Vectan SP 9
<<locked>>
81%
40059
63%
**03
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
42453
67%
**57
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34867
55%
**20
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
86%
34156
54%
**26
90%
[Shooters World Long Rifle]*
<<locked>>
82%
30893
48%
**74
90%
Shooters World Match Rifle
<<locked>>
81%
40147
63%
**16
100%
Shooters World Precision
<<locked>>
81%
36579
57%
**15
98%
Shooters World Tactical Rifle
<<locked>>
81%
51750
81%
**44
100%
Somchem S321
<<locked>>
81%
47065
74%
**25
100%
Somchem S335
<<locked>>
81%
41887
66%
**57
100%
Somchem S341
<<locked>>
81%
41263
65%
**13
97%
Somchem S355
<<locked>>
81%
33054
52%
**59
96%
[Somchem S365]*
<<locked>>
81%
23815
37%
**65
91%
Vihtavuori N130
<<locked>>
81%
46891
73%
**07
100%
Vihtavuori N133
<<locked>>
81%
39639
62%
**11
100%
Vihtavuori N135
<<locked>>
81%
32097
50%
**16
100%
Vihtavuori N140
<<locked>>
81%
38189
60%
**34
100%
Vihtavuori N150
<<locked>>
81%
28007
44%
**18
95%
[Vihtavuori N160]*
<<locked>>
81%
29051
46%
**64
91%
Vihtavuori N530
<<locked>>
81%
45847
72%
**92
99%
Vihtavuori N540
<<locked>>
81%
37826
59%
**48
99%
[Vihtavuori N550]*
<<locked>>
81%
29037
45%
**00
91%
[Vihtavuori N555]*
<<locked>>
90%
26614
42%
**80
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28050
44%
**11
92%
Winchester 748
<<locked>>
81%
46079
72%
**41
100%
[Winchester 760]*
<<locked>>
85%
35128
55%
**41
90%
Winchester StaBALL Match
<<locked>>
81%
49342
77%
**80
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.

bottom of page