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Load data for .340 Weath. Mag. + .338 | 250gr | Barnes LRX BT

Recommended Powder(s): Alliant Reloder-26, Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70

.340 Weath. Mag. + .338 | 250gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Barnes LRX BT
Manufacturer SKU:
31150
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.643" | 41.7mm
Caliber:
.340 Weath. Mag. load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.848" | 21.5mm
Shank Seated Depth:
0.723" | 18.4mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B681_C476
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 166 loads in caliber .340 Weath. Mag. with .338 | 250gr | Barnes LRX BT bullet and 83 powders such as Alliant Reloder-26, Hodgdon H414, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 70. 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. 27.1 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>>
87%
56666
89%
**72
100%
ADI AR 2209
<<locked>>
97%
53142
83%
**18
98%
ADI AR 2213
<<locked>>
97%
47268
74%
**46
95%
Accurate 2700
<<locked>>
88%
56985
89%
**46
99%
Accurate 3100
<<locked>>
97%
46137
72%
**80
99%
Accurate 4064
<<locked>>
86%
56971
89%
**49
100%
Accurate 4350
<<locked>>
93%
56840
89%
**44
100%
[Accurate MAGPRO]*
<<locked>>
97%
45585
71%
**49
93%
Alliant Reloder- TS 15.5
<<locked>>
87%
57087
89%
**89
100%
Alliant Reloder-15
<<locked>>
85%
56927
89%
**05
100%
Alliant Reloder-16
<<locked>>
95%
56942
89%
**87
100%
Alliant Reloder-17
<<locked>>
90%
56927
89%
**90
100%
Alliant Reloder-19
<<locked>>
97%
52156
82%
**02
98%
Alliant Reloder-22
<<locked>>
97%
45992
72%
**52
97%
Alliant Reloder-23
<<locked>>
97%
43700
68%
**03
100%
Alliant Reloder-25
<<locked>>
97%
38290
60%
**31
98%
Alliant Reloder-26 👍
<<locked>>
97%
49313
77%
**67
100%
Hodgdon CFE223
<<locked>>
85%
56927
89%
**41
100%
Hodgdon H380
<<locked>>
87%
57392
90%
**15
100%
Hodgdon H414 👍
<<locked>>
90%
57334
90%
**67
100%
Hodgdon H4350
<<locked>>
97%
57334
90%
**15
99%
[Hodgdon H4831]*
<<locked>>
97%
43990
69%
**44
94%
Hodgdon H4831 SC
<<locked>>
97%
49748
78%
**39
95%
Hodgdon Hybrid 100V
<<locked>>
97%
56594
89%
**05
100%
Hodgdon LVR
<<locked>>
92%
56710
89%
**41
100%
Hodgdon Superperformance 👍
<<locked>>
92%
57072
89%
**00
100%
Hodgdon VARGET
<<locked>>
88%
56666
89%
**72
100%
IMR 3031
<<locked>>
84%
56840
89%
**46
100%
IMR 4064
<<locked>>
89%
57319
90%
**72
100%
IMR 4166 Enduron
<<locked>>
89%
56956
89%
**62
100%
IMR 4350
<<locked>>
95%
57159
90%
**15
99%
IMR 4451 Enduron
<<locked>>
90%
57377
90%
**98
100%
IMR 4831
<<locked>>
97%
53214
83%
**85
100%
IMR 4895
<<locked>>
84%
56956
89%
**12
100%
IMR 4955 Enduron
<<locked>>
97%
49516
78%
**03
96%
IMR 7828 SSC
<<locked>>
97%
48414
76%
**82
96%
Lovex S062
<<locked>>
86%
56956
89%
**59
100%
Lovex S065
<<locked>>
92%
56869
89%
**89
100%
Lovex S070
<<locked>>
94%
57261
90%
**15
100%
Lovex S071
<<locked>>
97%
38856
61%
**52
98%
Norma 201
<<locked>>
83%
57261
90%
**52
100%
Norma 203B
<<locked>>
85%
56985
89%
**98
100%
Norma 204
<<locked>>
94%
56971
89%
**48
99%
Norma MRP
<<locked>>
97%
48820
76%
**25
99%
Norma URP
<<locked>>
94%
57334
90%
**54
100%
Ramshot Big Game
<<locked>>
85%
57421
90%
**25
100%
Ramshot Hunter 👍
<<locked>>
95%
56971
89%
**74
100%
Ramshot Magnum
<<locked>>
97%
44817
70%
**10
97%
ReloadSwiss RS 50
<<locked>>
87%
56956
89%
**95
100%
ReloadSwiss RS 52
<<locked>>
85%
57087
89%
**18
100%
ReloadSwiss RS 60
<<locked>>
92%
57319
90%
**13
100%
ReloadSwiss RS 62
<<locked>>
94%
56840
89%
**67
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
56724
89%
**10
100%
ReloadSwiss RS 76
<<locked>>
97%
36869
58%
**25
95%
Rottweil R 902
<<locked>>
85%
57421
90%
**49
100%
Rottweil R 903
<<locked>>
89%
57217
90%
**95
100%
Rottweil R 904
<<locked>>
97%
55201
86%
**98
97%
Rottweil R 905
<<locked>>
97%
51430
81%
**92
98%
Rottweil R 907
<<locked>>
91%
56956
89%
**89
99%
SNPE Vectan SP 11
<<locked>>
88%
56811
89%
**21
100%
SNPE Vectan SP 9
<<locked>>
83%
57406
90%
**89
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
56913
89%
**64
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
57334
90%
**59
100%
Shooters World Long Rifle
<<locked>>
92%
56869
89%
**89
100%
Shooters World Precision
<<locked>>
86%
56956
89%
**59
100%
Somchem S355
<<locked>>
89%
56811
89%
**85
100%
Somchem S361
<<locked>>
97%
56797
89%
**92
97%
Somchem S365
<<locked>>
97%
57014
89%
**61
100%
Somchem S385
<<locked>>
97%
51924
81%
**72
99%
Vihtavuori N133
<<locked>>
85%
57232
90%
**51
100%
Vihtavuori N135
<<locked>>
90%
56681
89%
**97
100%
Vihtavuori N140
<<locked>>
85%
57246
90%
**13
100%
Vihtavuori N150
<<locked>>
94%
57319
90%
**49
100%
Vihtavuori N160
<<locked>>
91%
56869
89%
**08
100%
Vihtavuori N165
<<locked>>
97%
43642
68%
**28
97%
Vihtavuori N540
<<locked>>
85%
57406
90%
**49
100%
Vihtavuori N550
<<locked>>
92%
57392
90%
**51
100%
Vihtavuori N555
<<locked>>
97%
48704
76%
**69
100%
Vihtavuori N560
<<locked>>
97%
46731
73%
**72
95%
[Vihtavuori N565]*
<<locked>>
97%
38798
61%
**21
93%
Winchester 6.5 StaBALL
<<locked>>
93%
57101
89%
**89
100%
Winchester 760
<<locked>>
90%
57334
90%
**67
100%
Winchester StaBALL HD
<<locked>>
97%
37550
59%
**46
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46673
73%
**28
100%
[ADI AR 2209]*
<<locked>>
81%
32082
50%
**05
91%
[ADI AR 2213]*
<<locked>>
87%
34330
54%
**80
90%
Accurate 2700
<<locked>>
81%
44585
70%
**59
97%
[Accurate 3100]*
<<locked>>
81%
27166
43%
**93
93%
Accurate 4064
<<locked>>
81%
49327
77%
**48
100%
Accurate 4350
<<locked>>
81%
37202
58%
**29
99%
[Accurate MAGPRO]*
<<locked>>
92%
38290
60%
**02
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
46978
74%
**51
100%
Alliant Reloder-15
<<locked>>
81%
50212
79%
**07
100%
Alliant Reloder-16
<<locked>>
81%
36477
57%
**43
99%
Alliant Reloder-17
<<locked>>
81%
41089
64%
**51
100%
[Alliant Reloder-19]*
<<locked>>
81%
31734
50%
**05
91%
[Alliant Reloder-22]*
<<locked>>
83%
29689
47%
**92
90%
Alliant Reloder-23
<<locked>>
81%
26658
42%
**23
97%
[Alliant Reloder-25]*
<<locked>>
82%
24511
38%
**47
90%
Alliant Reloder-26
<<locked>>
81%
28311
44%
**15
95%
Hodgdon CFE223
<<locked>>
81%
49226
77%
**33
100%
Hodgdon H380
<<locked>>
81%
47747
75%
**67
100%
Hodgdon H414
<<locked>>
81%
42714
67%
**38
98%
[Hodgdon H4350]*
<<locked>>
81%
35491
56%
**41
94%
[Hodgdon H4831]*
<<locked>>
89%
35041
55%
**60
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
35041
55%
**60
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33895
53%
**44
99%
Hodgdon LVR
<<locked>>
81%
40074
63%
**72
99%
Hodgdon Superperformance
<<locked>>
81%
38290
60%
**82
96%
Hodgdon VARGET
<<locked>>
81%
46050
72%
**15
100%
IMR 3031
<<locked>>
81%
51663
81%
**84
100%
IMR 4064
<<locked>>
81%
45847
72%
**08
100%
IMR 4166 Enduron
<<locked>>
81%
45150
71%
**82
98%
IMR 4350
<<locked>>
81%
37101
58%
**77
95%
IMR 4451 Enduron
<<locked>>
81%
43192
68%
**72
97%
IMR 4831
<<locked>>
81%
32735
51%
**18
97%
IMR 4895
<<locked>>
81%
51401
81%
**36
100%
[IMR 4955 Enduron]*
<<locked>>
84%
34011
53%
**01
90%
[IMR 7828 SSC]*
<<locked>>
86%
34345
54%
**93
90%
Lovex S062
<<locked>>
81%
49313
77%
**54
100%
Lovex S065
<<locked>>
81%
40553
64%
**26
98%
Lovex S070
<<locked>>
81%
38595
60%
**13
97%
[Lovex S071]*
<<locked>>
81%
23438
37%
**82
90%
Norma 201
<<locked>>
81%
53664
84%
**03
100%
Norma 203B
<<locked>>
81%
49429
77%
**93
100%
[Norma 204]*
<<locked>>
81%
36506
57%
**00
93%
[Norma MRP]*
<<locked>>
81%
28601
45%
**88
91%
Norma URP
<<locked>>
81%
37173
58%
**26
98%
Ramshot Big Game
<<locked>>
81%
49647
78%
**16
100%
Ramshot Hunter
<<locked>>
81%
36056
57%
**20
97%
[Ramshot Magnum]*
<<locked>>
85%
29298
46%
**69
90%
ReloadSwiss RS 50
<<locked>>
81%
47761
75%
**54
99%
ReloadSwiss RS 52
<<locked>>
81%
49139
77%
**10
100%
ReloadSwiss RS 60
<<locked>>
81%
39900
63%
**44
100%
ReloadSwiss RS 62
<<locked>>
81%
36811
58%
**49
98%
ReloadSwiss RS 70
<<locked>>
81%
36143
57%
**52
98%
[ReloadSwiss RS 76]*
<<locked>>
90%
29559
46%
**24
90%
Rottweil R 902
<<locked>>
81%
50923
80%
**61
100%
Rottweil R 903
<<locked>>
81%
44425
70%
**15
100%
[Rottweil R 904]*
<<locked>>
81%
33315
52%
**98
91%
[Rottweil R 905]*
<<locked>>
81%
30603
48%
**88
91%
Rottweil R 907
<<locked>>
81%
41655
65%
**46
97%
SNPE Vectan SP 11
<<locked>>
81%
45513
71%
**61
100%
SNPE Vectan SP 9
<<locked>>
81%
53084
83%
**26
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46006
72%
**26
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
39624
62%
**74
97%
Shooters World Long Rifle
<<locked>>
81%
40553
64%
**26
98%
Shooters World Precision
<<locked>>
81%
49313
77%
**54
100%
Somchem S355
<<locked>>
81%
44817
70%
**11
100%
[Somchem S361]*
<<locked>>
82%
35012
55%
**18
90%
Somchem S365
<<locked>>
81%
33460
52%
**90
100%
[Somchem S385]*
<<locked>>
81%
31198
49%
**82
93%
Vihtavuori N133
<<locked>>
81%
51459
81%
**82
100%
Vihtavuori N135
<<locked>>
81%
43845
69%
**26
100%
Vihtavuori N140
<<locked>>
81%
50937
80%
**34
100%
Vihtavuori N150
<<locked>>
81%
38377
60%
**74
100%
Vihtavuori N160
<<locked>>
81%
40016
63%
**49
99%
[Vihtavuori N165]*
<<locked>>
83%
28195
44%
**96
90%
Vihtavuori N540
<<locked>>
81%
50502
79%
**57
100%
Vihtavuori N550
<<locked>>
81%
40785
64%
**92
99%
Vihtavuori N555
<<locked>>
81%
29167
46%
**92
97%
[Vihtavuori N560]*
<<locked>>
88%
34476
54%
**20
90%
[Vihtavuori N565]*
<<locked>>
92%
33576
53%
**06
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37695
59%
**00
100%
Winchester 760
<<locked>>
81%
42714
67%
**38
98%
Winchester StaBALL HD
<<locked>>
81%
23482
37%
**87
95%

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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