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Load data for .338 Blaser Mag + .338 | 250gr | Sako Hammerhead

Recommended Powder(s): Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70

.338 Blaser Mag + .338 | 250gr | Sako Hammerhead

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Sako Hammerhead
Manufacturer SKU:
211F
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.220" | 31.0mm
Caliber:
.338 Blaser Mag load data
Case Length (l3):
2.508" | 63.7mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.438" | 11.1mm
Shank Seated Depth:
0.438" | 11.1mm
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_B10009_C446
Last updated:
2025-01-01

Load data for 150 loads in caliber .338 Blaser Mag with .338 | 250gr | Sako Hammerhead bullet and 75 powders such as Alliant Reloder-26, Hodgdon Superperformance, IMR 4831, 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".

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  • We recommend you limit powder range to relevant brands to speed up re-calculation of results

    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.

    .

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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>>
86%
54592
90%
**49
100%
ADI AR 2209
<<locked>>
97%
54810
90%
**44
99%
ADI AR 2213
<<locked>>
97%
49182
81%
**89
96%
[ADI AR 2225]*
<<locked>>
97%
31357
51%
**57
93%
Accurate 2700
<<locked>>
86%
54331
89%
**16
99%
Accurate 3100
<<locked>>
97%
47863
79%
**07
99%
Accurate 4064
<<locked>>
83%
54302
89%
**13
100%
Accurate 4350
<<locked>>
91%
54114
89%
**12
100%
[Accurate MAGPRO]*
<<locked>>
97%
47123
77%
**75
94%
Alliant Reloder- TS 15.5
<<locked>>
85%
54128
89%
**56
100%
Alliant Reloder-16
<<locked>>
93%
54331
89%
**51
100%
Alliant Reloder-17
<<locked>>
88%
54143
89%
**61
100%
Alliant Reloder-19
<<locked>>
97%
53809
88%
**38
98%
Alliant Reloder-22
<<locked>>
97%
47877
79%
**82
98%
Alliant Reloder-23
<<locked>>
97%
45034
74%
**30
100%
Alliant Reloder-25
<<locked>>
97%
39711
65%
**64
99%
Alliant Reloder-26 👍
<<locked>>
97%
51097
84%
**00
100%
Hodgdon CFE223
<<locked>>
83%
54462
89%
**15
100%
Hodgdon H380
<<locked>>
84%
54331
89%
**72
100%
Hodgdon H414
<<locked>>
87%
54737
90%
**38
100%
Hodgdon H4350
<<locked>>
94%
54505
89%
**79
99%
Hodgdon H4831
<<locked>>
97%
45324
74%
**74
95%
Hodgdon H4831 SC
<<locked>>
97%
51590
85%
**75
96%
Hodgdon Hybrid 100V
<<locked>>
95%
54694
90%
**79
100%
Hodgdon LVR
<<locked>>
89%
54215
89%
**12
100%
[Hodgdon Retumbo]*
<<locked>>
97%
31357
51%
**57
93%
Hodgdon Superperformance 👍
<<locked>>
90%
54056
89%
**64
99%
Hodgdon VARGET
<<locked>>
86%
54259
89%
**43
100%
IMR 4064
<<locked>>
86%
54636
90%
**43
100%
IMR 4166 Enduron
<<locked>>
87%
54694
90%
**39
99%
IMR 4350
<<locked>>
92%
54505
89%
**79
99%
IMR 4451 Enduron
<<locked>>
88%
54520
90%
**59
99%
IMR 4831 👍
<<locked>>
97%
54766
90%
**02
100%
IMR 4955 Enduron
<<locked>>
97%
50720
83%
**30
96%
IMR 7828 SSC
<<locked>>
97%
50038
82%
**15
97%
Lovex S062
<<locked>>
83%
54302
89%
**26
100%
Lovex S065
<<locked>>
90%
54636
90%
**62
100%
Lovex S070
<<locked>>
91%
54578
90%
**82
100%
Lovex S071
<<locked>>
97%
40089
66%
**82
98%
Norma 203B
<<locked>>
83%
54607
90%
**72
100%
Norma 204
<<locked>>
92%
54201
89%
**15
98%
Norma MRP
<<locked>>
97%
50560
83%
**61
99%
Norma URP
<<locked>>
92%
54694
90%
**21
100%
Ramshot Hunter 👍
<<locked>>
93%
54520
89%
**44
100%
Ramshot Magnum
<<locked>>
97%
45687
75%
**36
98%
ReloadSwiss RS 50
<<locked>>
84%
54491
89%
**59
100%
ReloadSwiss RS 52
<<locked>>
83%
54752
90%
**85
100%
ReloadSwiss RS 60
<<locked>>
89%
54505
89%
**84
100%
ReloadSwiss RS 62
<<locked>>
91%
54404
89%
**41
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
54810
90%
**90
100%
ReloadSwiss RS 76
<<locked>>
97%
38145
63%
**64
96%
Rottweil R 903
<<locked>>
87%
54795
90%
**66
100%
Rottweil R 904
<<locked>>
96%
54433
89%
**85
97%
Rottweil R 905
<<locked>>
97%
53374
88%
**21
99%
Rottweil R 907
<<locked>>
89%
54505
89%
**62
99%
SNPE Vectan SP 11
<<locked>>
86%
54418
89%
**95
100%
SNPE Vectan Tubal 5000
<<locked>>
86%
54288
89%
**34
100%
SNPE Vectan Tubal 7000
<<locked>>
90%
53940
89%
**13
99%
Shooters World Long Rifle
<<locked>>
90%
54636
90%
**62
100%
Shooters World Precision
<<locked>>
83%
54302
89%
**26
100%
Somchem S355
<<locked>>
87%
54795
90%
**62
100%
Somchem S361
<<locked>>
95%
54766
90%
**72
97%
Somchem S365
<<locked>>
94%
54433
89%
**28
100%
Somchem S385
<<locked>>
97%
54128
89%
**02
99%
Vihtavuori N135
<<locked>>
87%
54027
89%
**64
100%
Vihtavuori N150
<<locked>>
92%
54491
89%
**20
100%
Vihtavuori N160
<<locked>>
89%
54418
89%
**75
100%
Vihtavuori N165
<<locked>>
97%
44556
73%
**44
97%
Vihtavuori N550
<<locked>>
89%
54795
90%
**18
100%
Vihtavuori N555
<<locked>>
97%
50241
82%
**95
100%
Vihtavuori N560
<<locked>>
97%
48051
79%
**05
96%
[Vihtavuori N565]*
<<locked>>
97%
40364
66%
**54
94%
Winchester 6.5 StaBALL
<<locked>>
91%
54737
90%
**69
100%
Winchester 760
<<locked>>
87%
54737
90%
**38
100%
Winchester StaBALL HD
<<locked>>
97%
38885
64%
**69
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47456
78%
**41
100%
[ADI AR 2209]*
<<locked>>
81%
32779
54%
**31
92%
[ADI AR 2213]*
<<locked>>
86%
34142
56%
**77
90%
[ADI AR 2225]*
<<locked>>
93%
28456
47%
**75
90%
Accurate 2700
<<locked>>
81%
45542
75%
**82
98%
[Accurate 3100]*
<<locked>>
81%
28137
46%
**19
94%
Accurate 4064
<<locked>>
81%
50241
82%
**61
100%
Accurate 4350
<<locked>>
81%
38450
63%
**52
99%
[Accurate MAGPRO]*
<<locked>>
90%
37536
62%
**95
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48254
79%
**67
100%
Alliant Reloder-16
<<locked>>
81%
37594
62%
**65
99%
Alliant Reloder-17
<<locked>>
81%
42511
70%
**77
100%
[Alliant Reloder-19]*
<<locked>>
81%
32634
54%
**28
92%
[Alliant Reloder-22]*
<<locked>>
82%
29240
48%
**85
90%
Alliant Reloder-23
<<locked>>
81%
27383
45%
**46
97%
[Alliant Reloder-25]*
<<locked>>
81%
24221
40%
**41
90%
Alliant Reloder-26
<<locked>>
81%
29066
48%
**41
95%
Hodgdon CFE223
<<locked>>
81%
50314
83%
**56
100%
Hodgdon H380
<<locked>>
81%
48936
80%
**93
100%
Hodgdon H414
<<locked>>
81%
43918
72%
**64
98%
Hodgdon H4350
<<locked>>
81%
36143
59%
**64
95%
[Hodgdon H4831]*
<<locked>>
88%
34505
57%
**51
90%
[Hodgdon H4831 SC]*
<<locked>>
85%
34766
57%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
34940
57%
**64
99%
Hodgdon LVR
<<locked>>
81%
41249
68%
**02
99%
[Hodgdon Retumbo]*
<<locked>>
93%
28456
47%
**75
90%
Hodgdon Superperformance
<<locked>>
81%
39378
65%
**11
96%
Hodgdon VARGET
<<locked>>
81%
47268
78%
**41
100%
IMR 4064
<<locked>>
81%
46702
77%
**25
100%
IMR 4166 Enduron
<<locked>>
81%
45890
75%
**98
98%
IMR 4350
<<locked>>
81%
38130
63%
**03
96%
IMR 4451 Enduron
<<locked>>
81%
43990
72%
**95
98%
IMR 4831
<<locked>>
81%
33489
55%
**41
98%
[IMR 4955 Enduron]*
<<locked>>
83%
33373
55%
**98
90%
[IMR 7828 SSC]*
<<locked>>
85%
33678
55%
**83
90%
Lovex S062
<<locked>>
81%
50140
82%
**67
100%
Lovex S065
<<locked>>
81%
41379
68%
**49
98%
Lovex S070
<<locked>>
81%
39697
65%
**33
97%
[Lovex S071]*
<<locked>>
81%
24091
40%
**05
91%
Norma 203B
<<locked>>
81%
50720
83%
**16
100%
[Norma 204]*
<<locked>>
81%
37449
61%
**26
94%
[Norma MRP]*
<<locked>>
81%
29385
48%
**18
92%
Norma URP
<<locked>>
81%
38232
63%
**52
99%
Ramshot Hunter
<<locked>>
81%
37043
61%
**39
97%
[Ramshot Magnum]*
<<locked>>
84%
28689
47%
**59
90%
ReloadSwiss RS 50
<<locked>>
81%
48834
80%
**77
99%
ReloadSwiss RS 52
<<locked>>
81%
50575
83%
**33
100%
ReloadSwiss RS 60
<<locked>>
81%
41118
67%
**74
100%
ReloadSwiss RS 62
<<locked>>
81%
38029
62%
**69
99%
ReloadSwiss RS 70
<<locked>>
81%
37014
61%
**79
98%
[ReloadSwiss RS 76]*
<<locked>>
89%
28819
47%
**11
90%
Rottweil R 903
<<locked>>
81%
45600
75%
**31
100%
[Rottweil R 904]*
<<locked>>
81%
34127
56%
**21
91%
[Rottweil R 905]*
<<locked>>
81%
31459
52%
**11
92%
Rottweil R 907
<<locked>>
81%
42656
70%
**65
97%
SNPE Vectan SP 11
<<locked>>
81%
46673
77%
**84
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
46847
77%
**39
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40611
67%
**00
97%
Shooters World Long Rifle
<<locked>>
81%
41379
68%
**49
98%
Shooters World Precision
<<locked>>
81%
50140
82%
**67
100%
Somchem S355
<<locked>>
81%
45759
75%
**28
100%
[Somchem S361]*
<<locked>>
81%
34505
57%
**05
90%
Somchem S365
<<locked>>
81%
34606
57%
**13
100%
[Somchem S385]*
<<locked>>
81%
32010
53%
**01
93%
Vihtavuori N135
<<locked>>
81%
44875
74%
**43
100%
Vihtavuori N150
<<locked>>
81%
39204
64%
**90
100%
Vihtavuori N160
<<locked>>
81%
41147
68%
**72
99%
[Vihtavuori N165]*
<<locked>>
81%
27528
45%
**77
90%
Vihtavuori N550
<<locked>>
81%
41916
69%
**18
99%
Vihtavuori N555
<<locked>>
81%
30124
49%
**15
97%
[Vihtavuori N560]*
<<locked>>
87%
34461
57%
**23
90%
[Vihtavuori N565]*
<<locked>>
90%
32619
54%
**83
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38914
64%
**23
100%
Winchester 760
<<locked>>
81%
43918
72%
**64
98%
Winchester StaBALL HD
<<locked>>
81%
24149
40%
**16
96%

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.

<<locked>>... you need to buy an access license to unlock the data

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