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Load data for .375 Weath. Mag. + .375 | 250gr | Barnes TTSX BT

Recommended Powder(s): Alliant Reloder-15, Hodgdon BL-C2, IMR 4895, Ramshot Big Game, ReloadSwiss RS 52

.375 Weath. Mag. + .375 | 250gr | Barnes TTSX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 250gr | Barnes TTSX BT
Manufacturer SKU:
30484
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.438" | 36.5mm
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.781" | 19.8mm
Shank Seated Depth:
0.666" | 16.9mm
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_B731_C568
Last updated:
2025-01-01
Recommended Twist Rate:
1:16 - 1:13

Load data for 196 loads in caliber .375 Weath. Mag. with .375 | 250gr | Barnes TTSX BT bullet and 98 powders such as Alliant Reloder-15, Hodgdon BL-C2, 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 26.7 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 2206H
<<locked>>
93%
57305
90%
**79
100%
ADI AR 2208
<<locked>>
97%
55608
87%
**33
99%
ADI AR 2219
<<locked>>
83%
57043
89%
**26
100%
Accurate 2015
<<locked>>
89%
57188
90%
**71
100%
Accurate 2200
<<locked>>
91%
57421
90%
**36
99%
Accurate 2230
<<locked>>
86%
57261
90%
**23
100%
Accurate 2460
<<locked>>
86%
56768
89%
**20
100%
Accurate 2495
<<locked>>
92%
57217
90%
**40
100%
Accurate 2520
<<locked>>
91%
57203
90%
**62
100%
Accurate 2700
<<locked>>
97%
54186
85%
**41
95%
Accurate 4064
<<locked>>
97%
55564
87%
**46
100%
Accurate 4350
<<locked>>
97%
41582
65%
**92
96%
Alliant AR-Comp
<<locked>>
91%
57058
89%
**20
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
54549
85%
**46
100%
Alliant Reloder-10x
<<locked>>
86%
57363
90%
**80
100%
Alliant Reloder-15 👍
<<locked>>
96%
57072
89%
**95
99%
Alliant Reloder-16
<<locked>>
97%
41858
66%
**92
96%
Alliant Reloder-17
<<locked>>
97%
48283
76%
**46
99%
[Alliant Reloder-23]*
<<locked>>
97%
29573
46%
**23
92%
Baschieri & Pellagri 106
<<locked>>
84%
56768
89%
**28
100%
Baschieri & Pellagri 107
<<locked>>
92%
57174
90%
**85
99%
Hodgdon BL-C2 👍
<<locked>>
91%
57276
90%
**99
100%
Hodgdon Benchmark
<<locked>>
89%
57072
89%
**94
100%
Hodgdon CFE223
<<locked>>
96%
56898
89%
**25
99%
Hodgdon H322
<<locked>>
89%
57043
89%
**26
100%
Hodgdon H335
<<locked>>
84%
57101
89%
**46
100%
Hodgdon H380
<<locked>>
97%
56202
88%
**62
98%
Hodgdon H414
<<locked>>
97%
50111
79%
**23
95%
Hodgdon Hybrid 100V
<<locked>>
97%
38319
60%
**87
97%
Hodgdon LVR
<<locked>>
97%
46238
72%
**48
96%
[Hodgdon Superperformance]*
<<locked>>
97%
46093
72%
**61
93%
Hodgdon VARGET
<<locked>>
97%
54723
86%
**17
99%
IMR 3031
<<locked>>
96%
57043
89%
**69
100%
IMR 4064
<<locked>>
97%
53621
84%
**97
99%
IMR 4166 Enduron
<<locked>>
97%
53969
85%
**64
96%
IMR 4198
<<locked>>
86%
57276
90%
**38
100%
[IMR 4350]*
<<locked>>
97%
43033
67%
**30
92%
IMR 4451 Enduron
<<locked>>
97%
51068
80%
**51
95%
[IMR 4831]*
<<locked>>
97%
35679
56%
**51
94%
IMR 4895 👍
<<locked>>
95%
57000
89%
**99
100%
IMR 8208 XBR
<<locked>>
91%
57319
90%
**43
100%
Lovex D073.4
<<locked>>
85%
56869
89%
**13
100%
Lovex D073.5
<<locked>>
87%
57116
89%
**23
100%
Lovex D073.6
<<locked>>
93%
56884
89%
**62
100%
Lovex S060
<<locked>>
92%
56869
89%
**94
100%
Lovex S062
<<locked>>
97%
57159
90%
**49
100%
Lovex S065
<<locked>>
97%
46818
73%
**92
96%
[Lovex S070]*
<<locked>>
97%
44367
70%
**66
94%
Norma 201
<<locked>>
93%
56840
89%
**36
100%
Norma 202
<<locked>>
93%
57000
89%
**36
100%
Norma 203B
<<locked>>
96%
56811
89%
**85
100%
Norma URP
<<locked>>
97%
41872
66%
**85
96%
Ramshot Big Game 👍
<<locked>>
96%
57319
90%
**15
100%
[Ramshot Hunter]*
<<locked>>
97%
41669
65%
**72
93%
Ramshot TAC
<<locked>>
90%
56927
89%
**43
98%
Ramshot Wild Boar
<<locked>>
91%
57305
90%
**85
100%
Ramshot X-Terminator
<<locked>>
88%
56913
89%
**23
99%
ReloadSwiss RS 40
<<locked>>
87%
57000
89%
**33
100%
ReloadSwiss RS 50
<<locked>>
97%
57305
90%
**56
97%
ReloadSwiss RS 52 👍
<<locked>>
97%
56971
89%
**22
100%
ReloadSwiss RS 60
<<locked>>
97%
47195
74%
**36
100%
ReloadSwiss RS 62
<<locked>>
97%
41292
65%
**05
96%
ReloadSwiss RS 70
<<locked>>
97%
42670
67%
**18
95%
Rottweil R 901
<<locked>>
91%
57348
90%
**10
100%
Rottweil R 902
<<locked>>
95%
57406
90%
**36
100%
Rottweil R 903
<<locked>>
97%
51068
80%
**97
99%
[Rottweil R 907]*
<<locked>>
97%
49284
77%
**18
94%
SNPE Vectan SP 10
<<locked>>
83%
56927
89%
**36
100%
SNPE Vectan SP 11
<<locked>>
97%
53243
83%
**62
99%
SNPE Vectan SP 7
<<locked>>
91%
57058
89%
**49
98%
SNPE Vectan SP 9
<<locked>>
93%
57319
90%
**76
100%
SNPE Vectan Tubal 3000
<<locked>>
92%
56507
89%
**51
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
55158
86%
**35
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
97%
47050
74%
**49
94%
Shooters World Long Rifle
<<locked>>
97%
46818
73%
**92
96%
Shooters World Match Rifle
<<locked>>
93%
56884
89%
**62
100%
Shooters World Precision
<<locked>>
97%
57159
90%
**49
100%
Shooters World Tactical Rifle
<<locked>>
85%
56927
89%
**03
100%
Somchem S321
<<locked>>
88%
57217
90%
**56
100%
Somchem S335
<<locked>>
93%
57072
89%
**74
100%
Somchem S341
<<locked>>
92%
57043
89%
**46
100%
Somchem S355
<<locked>>
97%
51430
81%
**97
99%
Somchem S365
<<locked>>
97%
37260
58%
**36
98%
Vihtavuori N120
<<locked>>
83%
56971
89%
**62
100%
Vihtavuori N130
<<locked>>
89%
57087
89%
**35
100%
Vihtavuori N133
<<locked>>
95%
57305
90%
**51
100%
Vihtavuori N135
<<locked>>
97%
49603
78%
**12
100%
Vihtavuori N140
<<locked>>
95%
57116
89%
**13
100%
Vihtavuori N150
<<locked>>
97%
43598
68%
**43
99%
Vihtavuori N160
<<locked>>
97%
46369
73%
**28
97%
Vihtavuori N530
<<locked>>
89%
56898
89%
**49
100%
Vihtavuori N540
<<locked>>
95%
57116
89%
**49
100%
Vihtavuori N550
<<locked>>
97%
46253
72%
**64
97%
[Vihtavuori N555]*
<<locked>>
97%
31183
49%
**98
93%
Winchester 6.5 StaBALL
<<locked>>
97%
45382
71%
**82
99%
Winchester 748
<<locked>>
88%
57406
90%
**95
100%
Winchester 760
<<locked>>
97%
50111
79%
**23
95%
Winchester StaBALL Match
<<locked>>
86%
57130
90%
**79
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
39900
63%
**84
97%
[ADI AR 2208]*
<<locked>>
81%
33895
53%
**36
94%
ADI AR 2219
<<locked>>
81%
52678
83%
**71
100%
Accurate 2015
<<locked>>
81%
45585
71%
**13
100%
Accurate 2200
<<locked>>
81%
42221
66%
**90
96%
Accurate 2230
<<locked>>
81%
47630
75%
**85
99%
Accurate 2460
<<locked>>
81%
47529
74%
**85
100%
Accurate 2495
<<locked>>
81%
40089
63%
**93
100%
Accurate 2520
<<locked>>
81%
40814
64%
**16
99%
[Accurate 2700]*
<<locked>>
86%
38653
61%
**79
90%
Accurate 4064
<<locked>>
81%
33866
53%
**75
99%
[Accurate 4350]*
<<locked>>
85%
27862
44%
**77
90%
Alliant AR-Comp
<<locked>>
81%
41118
64%
**03
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
33098
52%
**59
96%
Alliant Reloder-10x
<<locked>>
81%
49211
77%
**69
100%
Alliant Reloder-15
<<locked>>
81%
35766
56%
**18
95%
[Alliant Reloder-16]*
<<locked>>
85%
29617
46%
**90
90%
[Alliant Reloder-17]*
<<locked>>
81%
28674
45%
**93
92%
[Alliant Reloder-23]*
<<locked>>
93%
26847
42%
**38
90%
Baschieri & Pellagri 106
<<locked>>
81%
50981
80%
**56
100%
Baschieri & Pellagri 107
<<locked>>
81%
38711
61%
**77
95%
Hodgdon BL-C2
<<locked>>
81%
40625
64%
**26
98%
Hodgdon Benchmark
<<locked>>
81%
44193
69%
**00
99%
[Hodgdon CFE223]*
<<locked>>
81%
34026
53%
**05
93%
Hodgdon H322
<<locked>>
81%
44280
69%
**43
100%
Hodgdon H335
<<locked>>
81%
51706
81%
**67
100%
[Hodgdon H380]*
<<locked>>
81%
33489
52%
**56
92%
[Hodgdon H414]*
<<locked>>
87%
36492
57%
**57
90%
[Hodgdon Hybrid 100V]*
<<locked>>
83%
25585
40%
**56
90%
[Hodgdon LVR]*
<<locked>>
84%
30908
48%
**13
90%
[Hodgdon Superperformance]*
<<locked>>
93%
40045
63%
**36
90%
[Hodgdon VARGET]*
<<locked>>
81%
33808
53%
**36
94%
IMR 3031
<<locked>>
81%
35897
56%
**38
100%
[IMR 4064]*
<<locked>>
81%
33228
52%
**16
94%
[IMR 4166 Enduron]*
<<locked>>
83%
36347
57%
**39
90%
IMR 4198
<<locked>>
81%
49647
78%
**39
100%
[IMR 4350]*
<<locked>>
93%
38159
60%
**31
90%
[IMR 4451 Enduron]*
<<locked>>
85%
36143
57%
**72
90%
[IMR 4831]*
<<locked>>
89%
28065
44%
**54
90%
IMR 4895
<<locked>>
81%
36506
57%
**44
96%
IMR 8208 XBR
<<locked>>
81%
41974
66%
**97
99%
Lovex D073.4
<<locked>>
81%
49342
77%
**05
100%
Lovex D073.5
<<locked>>
81%
47210
74%
**82
100%
Lovex D073.6
<<locked>>
81%
38435
60%
**67
99%
Lovex S060
<<locked>>
81%
40495
63%
**28
97%
Lovex S062
<<locked>>
81%
35172
55%
**79
97%
[Lovex S065]*
<<locked>>
84%
31778
50%
**77
90%
[Lovex S070]*
<<locked>>
89%
34954
55%
**75
90%
Norma 201
<<locked>>
81%
39305
62%
**44
98%
Norma 202
<<locked>>
81%
39204
61%
**57
100%
Norma 203B
<<locked>>
81%
35012
55%
**02
95%
[Norma URP]*
<<locked>>
85%
28689
45%
**74
90%
Ramshot Big Game
<<locked>>
81%
34505
54%
**05
95%
[Ramshot Hunter]*
<<locked>>
91%
34229
54%
**05
90%
Ramshot TAC
<<locked>>
81%
41872
66%
**90
95%
Ramshot Wild Boar
<<locked>>
81%
41017
64%
**16
97%
Ramshot X-Terminator
<<locked>>
81%
45629
71%
**49
98%
ReloadSwiss RS 40
<<locked>>
81%
47210
74%
**82
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
34200
54%
**39
90%
ReloadSwiss RS 52
<<locked>>
81%
33591
53%
**11
97%
[ReloadSwiss RS 60]*
<<locked>>
81%
27876
44%
**70
92%
[ReloadSwiss RS 62]*
<<locked>>
87%
29805
47%
**29
90%
[ReloadSwiss RS 70]*
<<locked>>
90%
33649
53%
**05
90%
Rottweil R 901
<<locked>>
81%
42931
67%
**93
100%
Rottweil R 902
<<locked>>
81%
37333
58%
**98
98%
[Rottweil R 903]*
<<locked>>
81%
30298
47%
**97
94%
[Rottweil R 907]*
<<locked>>
88%
37927
59%
**02
90%
SNPE Vectan SP 10
<<locked>>
81%
52765
83%
**77
100%
[SNPE Vectan SP 11]*
<<locked>>
81%
31734
50%
**46
94%
SNPE Vectan SP 7
<<locked>>
81%
40045
63%
**67
95%
SNPE Vectan SP 9
<<locked>>
81%
38551
60%
**57
97%
SNPE Vectan Tubal 3000
<<locked>>
81%
40872
64%
**11
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
33446
52%
**83
99%
[SNPE Vectan Tubal 7000]*
<<locked>>
88%
35041
55%
**26
90%
[Shooters World Long Rifle]*
<<locked>>
84%
31778
50%
**77
90%
Shooters World Match Rifle
<<locked>>
81%
38435
60%
**67
99%
Shooters World Precision
<<locked>>
81%
35172
55%
**79
97%
Shooters World Tactical Rifle
<<locked>>
81%
50227
79%
**05
99%
Somchem S321
<<locked>>
81%
45179
71%
**75
99%
Somchem S335
<<locked>>
81%
40495
63%
**18
100%
Somchem S341
<<locked>>
81%
39523
62%
**64
97%
Somchem S355
<<locked>>
81%
31633
50%
**13
95%
[Somchem S365]*
<<locked>>
82%
23337
37%
**36
90%
Vihtavuori N120
<<locked>>
81%
53345
84%
**20
100%
Vihtavuori N130
<<locked>>
81%
45571
71%
**77
100%
Vihtavuori N133
<<locked>>
81%
38305
60%
**69
100%
Vihtavuori N135
<<locked>>
81%
30487
48%
**67
99%
Vihtavuori N140
<<locked>>
81%
36419
57%
**88
99%
[Vihtavuori N150]*
<<locked>>
81%
26716
42%
**72
94%
[Vihtavuori N160]*
<<locked>>
83%
29341
46%
**57
90%
Vihtavuori N530
<<locked>>
81%
44440
70%
**56
99%
Vihtavuori N540
<<locked>>
81%
36245
57%
**02
99%
[Vihtavuori N550]*
<<locked>>
82%
28877
45%
**83
90%
[Vihtavuori N555]*
<<locked>>
93%
27499
43%
**90
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
26977
42%
**62
91%
Winchester 748
<<locked>>
81%
44063
69%
**92
99%
[Winchester 760]*
<<locked>>
87%
36492
57%
**57
90%
Winchester StaBALL Match
<<locked>>
81%
47268
74%
**31
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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