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Load data for .340 Weath. Mag. + .338 | 250gr | A-Square LionLoad

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

.340 Weath. Mag. + .338 | 250gr | A-Square LionLoad

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | A-Square LionLoad
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.340 Weath. Mag. load data
Case Length (l3):
2.825" | 71.8mm
Cartridge Length (C.O.L.):
3.620" | 91.9mm
Seated Depth:
0.205" | 5.2mm
Shank Seated Depth:
0.205" | 5.2mm
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_B383_C476
Last updated:
2025-01-01

Load data for 142 loads in caliber .340 Weath. Mag. with .338 | 250gr | A-Square LionLoad bullet and 71 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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 2208
83%
89%
100%
ADI AR 2209
94%
89%
99%
ADI AR 2213
97%
89%
99%
ADI AR 2217
97%
65%
95%
ADI AR 2225
97%
58%
97%
Accurate 2700
84%
90%
100%
Accurate 3100
97%
89%
100%
Accurate 4350
88%
90%
100%
Accurate MAGPRO
97%
87%
97%
Alliant Reloder-16
90%
89%
100%
Alliant Reloder-17
85%
89%
100%
Alliant Reloder-19
94%
89%
99%
Alliant Reloder-22
97%
88%
99%
Alliant Reloder-23
97%
84%
100%
Alliant Reloder-25
97%
73%
100%
Alliant Reloder-26
94%
89%
100%
Hodgdon H1000
97%
65%
95%
Hodgdon H414
85%
90%
100%
Hodgdon H4350
91%
89%
100%
Hodgdon H4831
97%
82%
97%
Hodgdon H4831 SC
96%
89%
98%
Hodgdon Hybrid 100V
91%
89%
100%
Hodgdon LVR
87%
90%
100%
Hodgdon Retumbo
97%
58%
97%
Hodgdon Superperformance
87%
90%
100%
Hodgdon VARGET
83%
89%
100%
IMR 4064
84%
90%
100%
IMR 4166 Enduron
85%
90%
100%
IMR 4350
90%
90%
100%
IMR 4451 Enduron
86%
89%
100%
IMR 4831
93%
90%
100%
IMR 4955 Enduron
97%
90%
98%
IMR 7828 SSC
96%
89%
99%
Lovex S065
87%
90%
100%
Lovex S070
89%
90%
100%
Lovex S071
97%
75%
100%
Norma 204
89%
90%
99%
Norma 217
97%
52%
95%
Norma MRP
95%
90%
100%
Norma URP
89%
90%
100%
Ramshot Hunter
90%
90%
100%
Ramshot Magnum
97%
87%
100%
ReloadSwiss RS 60
86%
89%
100%
ReloadSwiss RS 62
88%
90%
100%
ReloadSwiss RS 70
89%
90%
100%
ReloadSwiss RS 76
97%
71%
99%
ReloadSwiss RS 80
97%
64%
94%
Rottweil R 903
84%
89%
100%
Rottweil R 904
93%
90%
99%
Rottweil R 905
94%
90%
100%
Rottweil R 907
86%
89%
100%
SNPE Vectan SP 11
83%
89%
100%
SNPE Vectan Tubal 5000
84%
90%
100%
SNPE Vectan Tubal 7000
88%
90%
100%
Shooters World Long Rifle
87%
90%
100%
Somchem S355
84%
90%
100%
Somchem S361
92%
89%
98%
Somchem S365
91%
89%
100%
Somchem S385
94%
90%
100%
Vihtavuori N135
85%
90%
100%
Vihtavuori N150
89%
90%
100%
Vihtavuori N160
87%
89%
100%
Vihtavuori N165
97%
82%
99%
Vihtavuori N550
86%
90%
100%
Vihtavuori N555
95%
89%
100%
Vihtavuori N560
97%
89%
98%
Vihtavuori N565
97%
76%
97%
Vihtavuori N568
97%
66%
93%
Winchester 6.5 StaBALL
88%
89%
100%
Winchester 760
85%
90%
100%
Winchester StaBALL HD
97%
79%
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53359
84%
**79
100%
ADI AR 2209
<<locked>>
81%
37492
59%
**82
95%
[ADI AR 2213]*
<<locked>>
81%
33373
52%
**03
91%
[ADI AR 2217]*
<<locked>>
88%
31575
49%
**51
90%
[ADI AR 2225]*
<<locked>>
86%
26469
41%
**56
90%
Accurate 2700
<<locked>>
81%
51271
80%
**30
99%
Accurate 3100
<<locked>>
81%
33170
52%
**64
97%
Accurate 4350
<<locked>>
81%
44744
70%
**10
100%
[Accurate MAGPRO]*
<<locked>>
84%
34969
55%
**75
90%
Alliant Reloder-16
<<locked>>
81%
43004
67%
**13
100%
Alliant Reloder-17
<<locked>>
81%
49617
78%
**28
100%
Alliant Reloder-19
<<locked>>
81%
37405
59%
**82
95%
[Alliant Reloder-22]*
<<locked>>
81%
33156
52%
**23
94%
Alliant Reloder-23
<<locked>>
81%
31908
50%
**93
99%
Alliant Reloder-25
<<locked>>
81%
27920
44%
**05
95%
Alliant Reloder-26
<<locked>>
81%
34548
54%
**15
98%
[Hodgdon H1000]*
<<locked>>
88%
31575
49%
**51
90%
Hodgdon H414
<<locked>>
81%
50560
79%
**15
100%
Hodgdon H4350
<<locked>>
81%
41133
64%
**08
97%
[Hodgdon H4831]*
<<locked>>
82%
32314
51%
**47
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34969
55%
**06
92%
Hodgdon Hybrid 100V
<<locked>>
81%
40466
63%
**02
100%
Hodgdon LVR
<<locked>>
81%
47239
74%
**49
100%
[Hodgdon Retumbo]*
<<locked>>
86%
26469
41%
**56
90%
Hodgdon Superperformance
<<locked>>
81%
45934
72%
**79
99%
Hodgdon VARGET
<<locked>>
81%
52779
83%
**69
100%
IMR 4064
<<locked>>
81%
52402
82%
**56
100%
IMR 4166 Enduron
<<locked>>
81%
51198
80%
**39
100%
IMR 4350
<<locked>>
81%
43352
68%
**48
98%
IMR 4451 Enduron
<<locked>>
81%
49487
78%
**36
99%
IMR 4831
<<locked>>
81%
38899
61%
**85
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35592
56%
**90
92%
[IMR 7828 SSC]*
<<locked>>
81%
34098
53%
**36
92%
Lovex S065
<<locked>>
81%
46775
73%
**87
100%
Lovex S070
<<locked>>
81%
45107
71%
**80
99%
Lovex S071
<<locked>>
81%
28514
45%
**49
95%
Norma 204
<<locked>>
81%
42989
67%
**80
97%
[Norma 217]*
<<locked>>
90%
26571
42%
**95
90%
Norma MRP
<<locked>>
81%
34432
54%
**79
96%
Norma URP
<<locked>>
81%
43990
69%
**97
100%
Ramshot Hunter
<<locked>>
81%
42815
67%
**87
99%
[Ramshot Magnum]*
<<locked>>
81%
30603
48%
**51
93%
ReloadSwiss RS 60
<<locked>>
81%
47659
75%
**15
100%
ReloadSwiss RS 62
<<locked>>
81%
44628
70%
**23
100%
ReloadSwiss RS 70
<<locked>>
81%
42786
67%
**36
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
26992
42%
**98
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
33808
53%
**88
90%
Rottweil R 903
<<locked>>
81%
52040
82%
**62
100%
[Rottweil R 904]*
<<locked>>
81%
38972
61%
**69
94%
Rottweil R 905
<<locked>>
81%
36695
58%
**69
95%
Rottweil R 907
<<locked>>
81%
47964
75%
**10
99%
SNPE Vectan SP 11
<<locked>>
81%
53330
84%
**21
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52286
82%
**51
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45861
72%
**38
99%
Shooters World Long Rifle
<<locked>>
81%
46775
73%
**87
100%
Somchem S355
<<locked>>
81%
51837
81%
**62
100%
[Somchem S361]*
<<locked>>
81%
39421
62%
**56
94%
Somchem S365
<<locked>>
81%
40872
64%
**61
100%
Somchem S385
<<locked>>
81%
37217
58%
**52
96%
Vihtavuori N135
<<locked>>
81%
50531
79%
**57
100%
Vihtavuori N150
<<locked>>
81%
44585
70%
**15
100%
Vihtavuori N160
<<locked>>
81%
47485
74%
**20
100%
[Vihtavuori N165]*
<<locked>>
81%
31212
49%
**08
93%
Vihtavuori N550
<<locked>>
81%
47848
75%
**59
100%
Vihtavuori N555
<<locked>>
81%
35723
56%
**69
99%
[Vihtavuori N560]*
<<locked>>
81%
33272
52%
**36
91%
[Vihtavuori N565]*
<<locked>>
83%
30676
48%
**67
90%
[Vihtavuori N568]*
<<locked>>
91%
34925
55%
**02
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44469
70%
**54
100%
Winchester 760
<<locked>>
81%
50560
79%
**15
100%
Winchester StaBALL HD
<<locked>>
81%
26614
42%
**97
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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