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

Recommended Powder(s): Alliant Reloder-26, Norma 204, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD

.338 Blaser 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:
.338 Blaser Mag load data
Case Length (l3):
2.508" | 63.7mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.218" | 5.5mm
Shank Seated Depth:
0.218" | 5.5mm
Case Capacity:
92.6 Grains of Water | 6.01 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B383_C446
Last updated:
2025-01-01

Load data for 138 loads in caliber .338 Blaser Mag with .338 | 250gr | A-Square LionLoad bullet and 69 powders such as Alliant Reloder-26, Norma 204, Ramshot Hunter, Vihtavuori N555, Winchester StaBALL HD. 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
<<locked>>
84%
54549
90%
**66
100%
ADI AR 2209
<<locked>>
95%
54418
89%
**67
99%
ADI AR 2213
<<locked>>
97%
52286
86%
**64
97%
[ADI AR 2217]*
<<locked>>
97%
38130
63%
**85
93%
ADI AR 2225
<<locked>>
97%
33823
56%
**49
95%
Accurate 2700
<<locked>>
85%
54317
89%
**36
99%
Accurate 3100
<<locked>>
97%
51184
84%
**72
100%
Accurate 4350
<<locked>>
89%
54723
90%
**35
100%
Accurate MAGPRO
<<locked>>
97%
50430
83%
**51
95%
Alliant Reloder- TS 15.5
<<locked>>
83%
54505
89%
**75
100%
Alliant Reloder-16
<<locked>>
91%
54375
89%
**67
100%
Alliant Reloder-17
<<locked>>
86%
54099
89%
**71
100%
Alliant Reloder-19
<<locked>>
95%
54331
89%
**64
99%
Alliant Reloder-22
<<locked>>
97%
51329
84%
**57
99%
Alliant Reloder-23
<<locked>>
97%
48356
79%
**95
100%
Alliant Reloder-25
<<locked>>
97%
42206
69%
**36
99%
Alliant Reloder-26 👍
<<locked>>
96%
54462
89%
**62
100%
[Hodgdon H1000]*
<<locked>>
97%
38130
63%
**85
93%
Hodgdon H414
<<locked>>
85%
54259
89%
**48
100%
Hodgdon H4350
<<locked>>
92%
54563
90%
**05
99%
Hodgdon H4831
<<locked>>
97%
48066
79%
**39
96%
Hodgdon H4831 SC
<<locked>>
97%
54215
89%
**38
97%
Hodgdon Hybrid 100V
<<locked>>
93%
54607
90%
**98
100%
Hodgdon LVR
<<locked>>
88%
54679
90%
**35
100%
Hodgdon Retumbo
<<locked>>
97%
33823
56%
**49
95%
Hodgdon Superperformance
<<locked>>
88%
54549
90%
**84
100%
Hodgdon VARGET
<<locked>>
84%
54549
90%
**66
100%
IMR 4064
<<locked>>
84%
54288
89%
**56
100%
IMR 4166 Enduron
<<locked>>
85%
54824
90%
**66
100%
IMR 4350
<<locked>>
91%
54592
90%
**02
99%
IMR 4451 Enduron
<<locked>>
86%
54592
90%
**82
100%
IMR 4831
<<locked>>
95%
54505
89%
**18
100%
IMR 4955 Enduron
<<locked>>
97%
53621
88%
**98
97%
IMR 7828 SSC
<<locked>>
97%
53301
88%
**90
98%
Lovex S065
<<locked>>
88%
54157
89%
**72
100%
Lovex S070
<<locked>>
90%
54708
90%
**05
100%
Lovex S071
<<locked>>
97%
43134
71%
**48
99%
Norma 204 👍
<<locked>>
90%
54491
89%
**41
99%
Norma MRP
<<locked>>
97%
54462
89%
**40
100%
Norma URP
<<locked>>
90%
54317
89%
**35
100%
Ramshot Hunter 👍
<<locked>>
91%
54085
89%
**48
100%
Ramshot Magnum
<<locked>>
97%
49559
81%
**21
99%
ReloadSwiss RS 60
<<locked>>
87%
54244
89%
**90
100%
ReloadSwiss RS 62
<<locked>>
90%
54810
90%
**64
100%
ReloadSwiss RS 70
<<locked>>
90%
54549
90%
**07
100%
ReloadSwiss RS 76
<<locked>>
97%
40973
67%
**52
98%
Rottweil R 903
<<locked>>
85%
54128
89%
**72
100%
Rottweil R 904
<<locked>>
94%
54215
89%
**05
98%
Rottweil R 905
<<locked>>
96%
54621
90%
**61
99%
Rottweil R 907
<<locked>>
87%
54360
89%
**82
99%
SNPE Vectan SP 11
<<locked>>
84%
54505
89%
**15
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
54375
89%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
54781
90%
**43
100%
Shooters World Long Rifle
<<locked>>
88%
54157
89%
**72
100%
Somchem S355
<<locked>>
85%
54708
90%
**75
100%
Somchem S361
<<locked>>
93%
54694
90%
**89
97%
Somchem S365
<<locked>>
92%
54128
89%
**38
100%
Somchem S385
<<locked>>
95%
54708
90%
**28
99%
Vihtavuori N135
<<locked>>
86%
54418
89%
**84
100%
Vihtavuori N150
<<locked>>
90%
54534
90%
**33
100%
Vihtavuori N160
<<locked>>
87%
54172
89%
**95
100%
Vihtavuori N165
<<locked>>
97%
48066
79%
**23
98%
Vihtavuori N550
<<locked>>
87%
54505
89%
**31
100%
Vihtavuori N555 👍
<<locked>>
97%
54810
90%
**67
100%
Vihtavuori N560
<<locked>>
97%
51750
85%
**84
97%
Vihtavuori N565
<<locked>>
97%
43439
71%
**30
95%
Winchester 6.5 StaBALL
<<locked>>
89%
54752
90%
**85
100%
Winchester 760
<<locked>>
85%
54259
89%
**48
100%
Winchester StaBALL HD 👍
<<locked>>
97%
43685
72%
**57
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50111
82%
**03
100%
[ADI AR 2209]*
<<locked>>
81%
34708
57%
**93
93%
[ADI AR 2213]*
<<locked>>
83%
32474
53%
**60
90%
[ADI AR 2217]*
<<locked>>
92%
32895
54%
**64
90%
[ADI AR 2225]*
<<locked>>
90%
27659
45%
**62
90%
Accurate 2700
<<locked>>
81%
48283
79%
**44
98%
Accurate 3100
<<locked>>
81%
30226
50%
**82
95%
Accurate 4350
<<locked>>
81%
41075
67%
**18
100%
[Accurate MAGPRO]*
<<locked>>
87%
36405
60%
**85
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50531
83%
**20
100%
Alliant Reloder-16
<<locked>>
81%
39668
65%
**25
100%
Alliant Reloder-17
<<locked>>
81%
45266
74%
**39
100%
[Alliant Reloder-19]*
<<locked>>
81%
34577
57%
**97
94%
[Alliant Reloder-22]*
<<locked>>
81%
30385
50%
**31
91%
Alliant Reloder-23
<<locked>>
81%
29240
48%
**08
98%
[Alliant Reloder-25]*
<<locked>>
81%
25715
42%
**13
92%
Alliant Reloder-26
<<locked>>
81%
31256
51%
**20
97%
[Hodgdon H1000]*
<<locked>>
92%
32895
54%
**64
90%
Hodgdon H414
<<locked>>
81%
46789
77%
**26
99%
Hodgdon H4350
<<locked>>
81%
38363
63%
**26
96%
[Hodgdon H4831]*
<<locked>>
85%
33373
55%
**47
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
33243
55%
**44
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37159
61%
**23
100%
Hodgdon LVR
<<locked>>
81%
43758
72%
**64
99%
[Hodgdon Retumbo]*
<<locked>>
90%
27659
45%
**62
90%
Hodgdon Superperformance
<<locked>>
81%
41800
69%
**77
98%
Hodgdon VARGET
<<locked>>
81%
49501
81%
**93
100%
IMR 4064
<<locked>>
81%
49182
81%
**80
100%
IMR 4166 Enduron
<<locked>>
81%
48022
79%
**61
99%
IMR 4350
<<locked>>
81%
40321
66%
**62
97%
IMR 4451 Enduron
<<locked>>
81%
46296
76%
**51
99%
IMR 4831
<<locked>>
81%
35665
59%
**00
99%
[IMR 4955 Enduron]*
<<locked>>
81%
33156
54%
**08
91%
[IMR 7828 SSC]*
<<locked>>
82%
32779
54%
**80
90%
Lovex S065
<<locked>>
81%
43801
72%
**08
99%
Lovex S070
<<locked>>
81%
42018
69%
**98
98%
[Lovex S071]*
<<locked>>
81%
25991
43%
**67
93%
Norma 204
<<locked>>
81%
39827
65%
**88
95%
[Norma MRP]*
<<locked>>
81%
31691
52%
**93
94%
Norma URP
<<locked>>
81%
40756
67%
**11
99%
Ramshot Hunter
<<locked>>
81%
39523
65%
**08
98%
[Ramshot Magnum]*
<<locked>>
81%
27920
46%
**49
90%
ReloadSwiss RS 60
<<locked>>
81%
43700
72%
**36
100%
ReloadSwiss RS 62
<<locked>>
81%
40785
67%
**38
99%
ReloadSwiss RS 70
<<locked>>
81%
39508
65%
**48
99%
[ReloadSwiss RS 76]*
<<locked>>
86%
27775
46%
**98
90%
Rottweil R 903
<<locked>>
81%
48385
79%
**90
100%
[Rottweil R 904]*
<<locked>>
81%
36013
59%
**80
93%
[Rottweil R 905]*
<<locked>>
81%
33605
55%
**77
93%
Rottweil R 907
<<locked>>
81%
44860
74%
**25
98%
SNPE Vectan SP 11
<<locked>>
81%
49501
81%
**43
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49226
81%
**88
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42743
70%
**59
98%
Shooters World Long Rifle
<<locked>>
81%
43801
72%
**08
99%
Somchem S355
<<locked>>
81%
48486
80%
**90
100%
[Somchem S361]*
<<locked>>
81%
36709
60%
**70
92%
Somchem S365
<<locked>>
81%
37173
61%
**72
100%
Somchem S385
<<locked>>
81%
34403
56%
**74
95%
Vihtavuori N135
<<locked>>
81%
47384
78%
**95
100%
Vihtavuori N150
<<locked>>
81%
41539
68%
**43
100%
Vihtavuori N160
<<locked>>
81%
43888
72%
**34
100%
[Vihtavuori N165]*
<<locked>>
81%
28921
47%
**33
92%
Vihtavuori N550
<<locked>>
81%
44237
73%
**74
100%
Vihtavuori N555
<<locked>>
81%
32605
54%
**80
98%
[Vihtavuori N560]*
<<locked>>
83%
32880
54%
**97
90%
[Vihtavuori N565]*
<<locked>>
87%
31604
52%
**74
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41031
67%
**82
100%
Winchester 760
<<locked>>
81%
46789
77%
**26
99%
Winchester StaBALL HD
<<locked>>
81%
25817
42%
**01
98%

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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