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Load data for .375 Weath. Mag. + .375 | 270gr | Barnes LRX BT

Recommended Powder(s): Hodgdon CFE223, IMR 4895, Norma 203B, Ramshot Big Game, ReloadSwiss RS 52

.375 Weath. Mag. + .375 | 270gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.375 | 270gr | Barnes LRX BT
Manufacturer SKU:
30483
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.375" | 9.52mm
Bullet Length:
1.512" | 38.4mm
Caliber:
.375 Weath. Mag. load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.855" | 21.7mm
Shank Seated Depth:
0.740" | 18.8mm
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_B737_C568
Last updated:
2025-01-01
Recommended Twist Rate:
1:15 - 1:13

Load data for 194 loads in caliber .375 Weath. Mag. with .375 | 270gr | Barnes LRX BT bullet and 97 powders such as Hodgdon CFE223, IMR 4895, Norma 203B, 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".

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  • .

    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%
57101
89%
**61
100%
ADI AR 2208
<<locked>>
97%
57043
89%
**41
100%
Accurate 2015
<<locked>>
87%
57246
90%
**59
100%
Accurate 2200
<<locked>>
89%
57174
90%
**25
99%
Accurate 2230
<<locked>>
85%
57101
89%
**12
100%
Accurate 2460
<<locked>>
85%
56971
89%
**12
100%
Accurate 2495
<<locked>>
90%
56811
89%
**21
100%
Accurate 2520
<<locked>>
90%
57058
89%
**51
100%
Accurate 2700
<<locked>>
97%
56376
88%
**75
96%
Accurate 4064
<<locked>>
96%
56956
89%
**48
100%
Accurate 4350
<<locked>>
97%
43700
68%
**26
97%
Alliant AR-Comp
<<locked>>
89%
56608
89%
**98
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
56637
89%
**67
100%
Alliant Reloder-10x
<<locked>>
84%
56608
89%
**62
100%
Alliant Reloder-15
<<locked>>
94%
56956
89%
**80
100%
Alliant Reloder-16
<<locked>>
97%
43990
69%
**39
98%
Alliant Reloder-17
<<locked>>
97%
49966
78%
**74
100%
[Alliant Reloder-23]*
<<locked>>
97%
31212
49%
**83
94%
[Alliant Reloder-26]*
<<locked>>
97%
33417
52%
**82
92%
Baschieri & Pellagri 106
<<locked>>
84%
57334
90%
**26
100%
Baschieri & Pellagri 107
<<locked>>
91%
56695
89%
**77
99%
Hodgdon BL-C2
<<locked>>
90%
57116
90%
**80
100%
Hodgdon Benchmark
<<locked>>
88%
57232
90%
**89
100%
Hodgdon CFE223 👍
<<locked>>
95%
57058
89%
**20
99%
Hodgdon H322
<<locked>>
88%
57348
90%
**18
100%
Hodgdon H380
<<locked>>
96%
57116
89%
**71
99%
Hodgdon H414
<<locked>>
97%
52054
82%
**54
96%
[Hodgdon H4350]*
<<locked>>
97%
42670
67%
**31
93%
Hodgdon Hybrid 100V
<<locked>>
97%
40422
63%
**38
98%
Hodgdon LVR
<<locked>>
97%
48138
75%
**82
98%
[Hodgdon Superperformance]*
<<locked>>
97%
47863
75%
**95
94%
Hodgdon VARGET
<<locked>>
97%
57043
89%
**41
100%
IMR 3031
<<locked>>
94%
57043
89%
**51
100%
IMR 4064
<<locked>>
97%
56014
88%
**21
100%
IMR 4166 Enduron
<<locked>>
97%
55985
88%
**95
97%
IMR 4198
<<locked>>
85%
57305
90%
**23
100%
[IMR 4350]*
<<locked>>
97%
44614
70%
**67
94%
IMR 4451 Enduron
<<locked>>
97%
53229
83%
**82
96%
IMR 4831
<<locked>>
97%
37507
59%
**92
96%
IMR 4895 👍
<<locked>>
94%
56855
89%
**94
100%
IMR 8208 XBR
<<locked>>
90%
56782
89%
**21
100%
Lovex D073.4
<<locked>>
84%
57101
89%
**05
100%
Lovex D073.5
<<locked>>
86%
57348
90%
**18
100%
Lovex D073.6
<<locked>>
92%
57058
89%
**51
100%
Lovex S060
<<locked>>
91%
57246
90%
**98
100%
Lovex S062
<<locked>>
95%
57334
90%
**41
100%
Lovex S065
<<locked>>
97%
49052
77%
**33
97%
Lovex S070
<<locked>>
97%
46093
72%
**00
95%
Norma 201
<<locked>>
92%
57043
89%
**31
100%
Norma 202
<<locked>>
92%
57348
90%
**28
100%
Norma 203B 👍
<<locked>>
95%
57406
90%
**84
100%
[Norma 204]*
<<locked>>
97%
44976
70%
**00
92%
Norma URP
<<locked>>
97%
43772
69%
**26
97%
Ramshot Big Game 👍
<<locked>>
95%
57101
89%
**03
100%
Ramshot Hunter
<<locked>>
97%
43250
68%
**10
95%
Ramshot TAC
<<locked>>
89%
56985
89%
**35
98%
Ramshot Wild Boar
<<locked>>
90%
57000
89%
**67
100%
Ramshot X-Terminator
<<locked>>
87%
56869
89%
**15
100%
ReloadSwiss RS 40
<<locked>>
86%
57087
89%
**15
100%
ReloadSwiss RS 50
<<locked>>
96%
56985
89%
**44
98%
ReloadSwiss RS 52 👍
<<locked>>
95%
56768
89%
**10
100%
ReloadSwiss RS 60
<<locked>>
97%
48588
76%
**67
100%
ReloadSwiss RS 62
<<locked>>
97%
43700
68%
**49
97%
ReloadSwiss RS 70
<<locked>>
97%
44222
69%
**59
96%
Rottweil R 901
<<locked>>
89%
56985
89%
**98
100%
Rottweil R 902
<<locked>>
94%
56927
89%
**15
100%
Rottweil R 903
<<locked>>
97%
53171
83%
**21
100%
Rottweil R 907
<<locked>>
97%
51358
80%
**52
95%
SNPE Vectan SP 11
<<locked>>
97%
55143
86%
**84
100%
SNPE Vectan SP 7
<<locked>>
90%
56666
89%
**38
99%
SNPE Vectan SP 9
<<locked>>
92%
56971
89%
**57
100%
SNPE Vectan Tubal 3000
<<locked>>
91%
56695
89%
**39
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
56492
89%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
97%
49081
77%
**84
96%
Shooters World Long Rifle
<<locked>>
97%
49052
77%
**33
97%
Shooters World Match Rifle
<<locked>>
92%
57058
89%
**51
100%
Shooters World Precision
<<locked>>
95%
57334
90%
**41
100%
Shooters World Tactical Rifle
<<locked>>
84%
57406
90%
**98
100%
Somchem S321
<<locked>>
87%
57276
90%
**48
100%
Somchem S335
<<locked>>
92%
57421
90%
**59
100%
Somchem S341
<<locked>>
90%
56840
89%
**41
100%
Somchem S355
<<locked>>
97%
54186
85%
**25
100%
Somchem S365
<<locked>>
97%
38841
61%
**70
99%
Vihtavuori N130
<<locked>>
88%
57174
90%
**23
100%
Vihtavuori N133
<<locked>>
93%
56898
89%
**33
100%
Vihtavuori N135
<<locked>>
97%
51561
81%
**26
100%
Vihtavuori N140
<<locked>>
94%
57290
90%
**05
100%
Vihtavuori N150
<<locked>>
97%
45339
71%
**70
100%
Vihtavuori N160
<<locked>>
97%
48428
76%
**56
98%
Vihtavuori N530
<<locked>>
88%
56840
89%
**31
100%
Vihtavuori N540
<<locked>>
94%
57014
89%
**35
100%
Vihtavuori N550
<<locked>>
97%
48385
76%
**02
98%
Vihtavuori N555
<<locked>>
97%
32822
51%
**52
95%
Winchester 6.5 StaBALL
<<locked>>
97%
47036
74%
**16
99%
Winchester 748
<<locked>>
87%
56608
89%
**67
100%
Winchester 760
<<locked>>
97%
52054
82%
**54
96%
Winchester StaBALL Match
<<locked>>
85%
57072
89%
**71
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
41408
65%
**15
98%
ADI AR 2208
<<locked>>
81%
35418
56%
**77
96%
Accurate 2015
<<locked>>
81%
47065
74%
**25
100%
Accurate 2200
<<locked>>
81%
43671
68%
**15
97%
Accurate 2230
<<locked>>
81%
49371
77%
**10
100%
Accurate 2460
<<locked>>
81%
49429
77%
**10
100%
Accurate 2495
<<locked>>
81%
42177
66%
**21
100%
Accurate 2520
<<locked>>
81%
42685
67%
**41
100%
[Accurate 2700]*
<<locked>>
83%
36666
57%
**47
90%
Accurate 4064
<<locked>>
81%
35491
56%
**16
100%
[Accurate 4350]*
<<locked>>
82%
25962
41%
**33
90%
Alliant AR-Comp
<<locked>>
81%
42830
67%
**18
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
34476
54%
**93
97%
Alliant Reloder-10x
<<locked>>
81%
50995
80%
**84
100%
Alliant Reloder-15
<<locked>>
81%
37217
58%
**52
96%
[Alliant Reloder-16]*
<<locked>>
82%
27775
44%
**52
90%
[Alliant Reloder-17]*
<<locked>>
81%
29834
47%
**47
94%
[Alliant Reloder-23]*
<<locked>>
90%
25208
39%
**06
90%
[Alliant Reloder-26]*
<<locked>>
94%
30472
48%
**03
90%
Baschieri & Pellagri 106
<<locked>>
81%
52663
83%
**67
100%
Baschieri & Pellagri 107
<<locked>>
81%
40161
63%
**08
97%
Hodgdon BL-C2
<<locked>>
81%
42308
66%
**57
99%
Hodgdon Benchmark
<<locked>>
81%
45585
71%
**21
100%
Hodgdon CFE223
<<locked>>
81%
35360
55%
**46
95%
Hodgdon H322
<<locked>>
81%
46296
73%
**67
100%
[Hodgdon H380]*
<<locked>>
81%
34983
55%
**97
94%
[Hodgdon H414]*
<<locked>>
84%
33953
53%
**10
90%
[Hodgdon H4350]*
<<locked>>
92%
36216
57%
**03
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24497
38%
**47
91%
[Hodgdon LVR]*
<<locked>>
81%
29022
45%
**85
90%
[Hodgdon Superperformance]*
<<locked>>
89%
36738
58%
**79
90%
Hodgdon VARGET
<<locked>>
81%
34954
55%
**67
95%
IMR 3031
<<locked>>
81%
37681
59%
**72
100%
IMR 4064
<<locked>>
81%
34548
54%
**51
95%
[IMR 4166 Enduron]*
<<locked>>
81%
35012
55%
**21
91%
IMR 4198
<<locked>>
81%
51706
81%
**54
100%
[IMR 4350]*
<<locked>>
89%
35534
56%
**87
90%
[IMR 4451 Enduron]*
<<locked>>
82%
33837
53%
**24
90%
[IMR 4831]*
<<locked>>
85%
26237
41%
**19
90%
IMR 4895
<<locked>>
81%
38014
60%
**79
97%
IMR 8208 XBR
<<locked>>
81%
43497
68%
**25
99%
Lovex D073.4
<<locked>>
81%
51430
81%
**33
100%
Lovex D073.5
<<locked>>
81%
48936
77%
**03
100%
Lovex D073.6
<<locked>>
81%
39827
62%
**98
100%
Lovex S060
<<locked>>
81%
42119
66%
**62
98%
Lovex S062
<<locked>>
81%
36883
58%
**13
98%
[Lovex S065]*
<<locked>>
81%
30139
47%
**56
90%
[Lovex S070]*
<<locked>>
86%
32590
51%
**31
90%
Norma 201
<<locked>>
81%
40712
64%
**79
99%
Norma 202
<<locked>>
81%
40683
64%
**88
100%
Norma 203B
<<locked>>
81%
36463
57%
**39
97%
[Norma 204]*
<<locked>>
94%
40654
64%
**18
90%
[Norma URP]*
<<locked>>
82%
27224
43%
**49
90%
Ramshot Big Game
<<locked>>
81%
36056
56%
**46
96%
[Ramshot Hunter]*
<<locked>>
87%
31908
50%
**64
90%
Ramshot TAC
<<locked>>
81%
43410
68%
**28
96%
Ramshot Wild Boar
<<locked>>
81%
42511
67%
**44
98%
Ramshot X-Terminator
<<locked>>
81%
47079
74%
**70
99%
ReloadSwiss RS 40
<<locked>>
81%
48994
77%
**03
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
35592
56%
**77
92%
ReloadSwiss RS 52
<<locked>>
81%
34954
55%
**49
98%
ReloadSwiss RS 60
<<locked>>
81%
29109
46%
**34
95%
[ReloadSwiss RS 62]*
<<locked>>
83%
27688
43%
**88
90%
[ReloadSwiss RS 70]*
<<locked>>
86%
31372
49%
**64
90%
Rottweil R 901
<<locked>>
81%
44730
70%
**21
100%
Rottweil R 902
<<locked>>
81%
38609
60%
**26
98%
Rottweil R 903
<<locked>>
81%
31792
50%
**41
96%
[Rottweil R 907]*
<<locked>>
85%
35157
55%
**54
90%
SNPE Vectan SP 11
<<locked>>
81%
33025
52%
**87
95%
SNPE Vectan SP 7
<<locked>>
81%
41524
65%
**98
96%
SNPE Vectan SP 9
<<locked>>
81%
39798
62%
**79
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
42511
67%
**39
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
34925
55%
**18
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
85%
32401
51%
**88
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30139
47%
**56
90%
Shooters World Match Rifle
<<locked>>
81%
39827
62%
**98
100%
Shooters World Precision
<<locked>>
81%
36883
58%
**13
98%
Shooters World Tactical Rifle
<<locked>>
81%
51822
81%
**23
100%
Somchem S321
<<locked>>
81%
46775
73%
**97
100%
Somchem S335
<<locked>>
81%
41858
66%
**46
100%
Somchem S341
<<locked>>
81%
41017
64%
**95
98%
Somchem S355
<<locked>>
81%
32909
52%
**47
96%
[Somchem S365]*
<<locked>>
81%
23728
37%
**77
92%
Vihtavuori N130
<<locked>>
81%
47253
74%
**92
100%
Vihtavuori N133
<<locked>>
81%
39769
62%
**97
100%
Vihtavuori N135
<<locked>>
81%
31879
50%
**08
100%
Vihtavuori N140
<<locked>>
81%
38189
60%
**20
100%
Vihtavuori N150
<<locked>>
81%
28021
44%
**19
96%
[Vihtavuori N160]*
<<locked>>
81%
29066
46%
**65
91%
Vihtavuori N530
<<locked>>
81%
46137
72%
**80
100%
Vihtavuori N540
<<locked>>
81%
37724
59%
**39
100%
[Vihtavuori N550]*
<<locked>>
81%
29037
46%
**98
91%
[Vihtavuori N555]*
<<locked>>
89%
25309
40%
**46
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
27992
44%
**19
93%
Winchester 748
<<locked>>
81%
45977
72%
**16
100%
[Winchester 760]*
<<locked>>
84%
33953
53%
**10
90%
Winchester StaBALL Match
<<locked>>
81%
48892
77%
**59
100%

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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