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Load data for .338 Lapua Mag. + .338 | 250gr | Lapua Scenar

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Recommended Powder(s): Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum

.338 Lapua Mag. + .338 | 250gr | Lapua Scenar

Load Specifications

Bullet:
.338 | 250gr | Lapua Scenar
Manufacturer SKU:
4PL8017 | GB488
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.575" | 40.0mm
Caliber:
.338 Lapua Mag.
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.673" | 17.1mm
Shank Seated Depth:
0.417" | 10.6mm
Case Capacity:
114.0 Grains of Water | 7.40 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B3200_C454
Recommended Twist Rate:
1:12 - 1:10

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 120 loads in caliber .338 Lapua Mag. with .338 | 250gr | Lapua Scenar bullet and 60 powders such as Alliant Reloder-19, Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum. 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 9.6 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 2209
<<locked>>
90%
54331
89%
**97
100%
ADI AR 2213
<<locked>>
94%
54766
90%
**46
99%
ADI AR 2217
<<locked>>
97%
44730
73%
**69
97%
ADI AR 2225
<<locked>>
97%
40103
66%
**43
99%
Accurate 3100
<<locked>>
93%
54694
90%
**48
100%
Accurate 4350
<<locked>>
85%
54737
90%
**61
100%
Accurate MAGPRO
<<locked>>
94%
54723
90%
**59
98%
Alliant Reloder-16
<<locked>>
86%
54520
90%
**94
100%
Alliant Reloder-19 👍
<<locked>>
90%
54621
90%
**00
100%
Alliant Reloder-22 👍
<<locked>>
94%
54781
90%
**36
100%
Alliant Reloder-23
<<locked>>
95%
54447
89%
**87
100%
Alliant Reloder-25 👍
<<locked>>
97%
50502
83%
**03
100%
Alliant Reloder-26
<<locked>>
91%
54578
90%
**69
100%
[Alliant Reloder-33]*
<<locked>>
97%
40814
67%
**52
92%
Hodgdon H1000
<<locked>>
97%
44730
73%
**69
97%
Hodgdon H4350
<<locked>>
88%
54795
90%
**48
100%
Hodgdon H4831
<<locked>>
96%
54621
90%
**84
98%
Hodgdon H4831 SC
<<locked>>
92%
54201
89%
**74
98%
Hodgdon Hybrid 100V
<<locked>>
88%
54549
90%
**18
100%
Hodgdon LVR
<<locked>>
83%
54534
90%
**64
100%
Hodgdon Retumbo
<<locked>>
97%
40103
66%
**43
99%
Hodgdon Superperformance
<<locked>>
84%
54824
90%
**20
100%
IMR 4350
<<locked>>
86%
54578
90%
**41
100%
IMR 4831
<<locked>>
90%
54694
90%
**48
100%
IMR 4955 Enduron
<<locked>>
93%
54360
89%
**44
98%
IMR 7828 SSC
<<locked>>
92%
54360
89%
**53
99%
[IMR 7977 Enduron]*
<<locked>>
97%
52939
87%
**75
92%
IMR 8133 Enduron
<<locked>>
97%
35897
59%
**44
95%
Lovex S065
<<locked>>
84%
54534
90%
**18
100%
Lovex S070
<<locked>>
85%
54375
89%
**31
100%
Lovex S071
<<locked>>
97%
51401
84%
**05
100%
Norma 204
<<locked>>
86%
54346
89%
**74
99%
Norma 217
<<locked>>
97%
36027
59%
**67
97%
Norma MRP 👍
<<locked>>
92%
54636
90%
**62
100%
Norma URP
<<locked>>
85%
54230
89%
**57
100%
Ramshot Hunter
<<locked>>
86%
54418
89%
**84
100%
Ramshot Magnum 👍
<<locked>>
94%
54679
90%
**26
100%
ReloadSwiss RS 14
<<locked>>
97%
36448
60%
**77
100%
ReloadSwiss RS 62
<<locked>>
85%
54447
89%
**77
100%
ReloadSwiss RS 70
<<locked>>
85%
54114
89%
**26
100%
ReloadSwiss RS 76
<<locked>>
97%
49400
81%
**46
100%
ReloadSwiss RS 80
<<locked>>
97%
44686
73%
**38
96%
Rottweil R 904
<<locked>>
90%
54592
90%
**54
99%
Rottweil R 905
<<locked>>
91%
54563
90%
**97
100%
Rottweil R 907
<<locked>>
83%
54172
89%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
54824
90%
**89
100%
Shooters World Long Rifle
<<locked>>
84%
54534
90%
**18
100%
Somchem S361
<<locked>>
89%
54781
90%
**28
98%
Somchem S365
<<locked>>
87%
54708
90%
**64
100%
Somchem S385
<<locked>>
91%
54810
90%
**64
100%
Vihtavuori N150
<<locked>>
86%
54563
90%
**66
100%
Vihtavuori N160
<<locked>>
83%
54781
90%
**28
100%
Vihtavuori N165
<<locked>>
96%
54679
90%
**51
100%
Vihtavuori N555
<<locked>>
92%
54810
90%
**94
100%
Vihtavuori N560
<<locked>>
93%
54186
89%
**53
99%
Vihtavuori N565
<<locked>>
97%
52678
86%
**17
99%
Vihtavuori N568
<<locked>>
97%
46238
76%
**51
96%
[Vihtavuori N570]*
<<locked>>
97%
44106
72%
**31
93%
Winchester 6.5 StaBALL
<<locked>>
85%
54766
90%
**02
100%
Winchester StaBALL HD
<<locked>>
96%
53853
88%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40132
66%
**54
97%
[ADI AR 2213]*
<<locked>>
81%
35882
59%
**82
94%
[ADI AR 2217]*
<<locked>>
84%
29385
48%
**08
90%
[ADI AR 2225]*
<<locked>>
82%
24700
41%
**06
90%
Accurate 3100
<<locked>>
81%
36042
59%
**36
98%
Accurate 4350
<<locked>>
81%
48298
79%
**62
100%
[Accurate MAGPRO]*
<<locked>>
81%
34664
57%
**69
91%
Alliant Reloder-16
<<locked>>
81%
46064
76%
**69
100%
Alliant Reloder-19
<<locked>>
81%
40219
66%
**48
97%
Alliant Reloder-22
<<locked>>
81%
35853
59%
**95
96%
Alliant Reloder-23
<<locked>>
81%
34548
57%
**56
100%
Alliant Reloder-25
<<locked>>
81%
29965
49%
**74
97%
Alliant Reloder-26
<<locked>>
81%
37840
62%
**90
100%
[Alliant Reloder-33]*
<<locked>>
94%
37362
61%
**80
90%
[Hodgdon H1000]*
<<locked>>
84%
29385
48%
**08
90%
Hodgdon H4350
<<locked>>
81%
43772
72%
**64
99%
[Hodgdon H4831]*
<<locked>>
81%
33750
55%
**93
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
37608
62%
**79
94%
Hodgdon Hybrid 100V
<<locked>>
81%
43555
72%
**64
100%
Hodgdon LVR
<<locked>>
81%
50575
83%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
82%
24700
41%
**06
90%
Hodgdon Superperformance
<<locked>>
81%
49516
81%
**35
100%
IMR 4350
<<locked>>
81%
46006
76%
**07
99%
IMR 4831
<<locked>>
81%
41510
68%
**41
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37927
62%
**49
94%
[IMR 7828 SSC]*
<<locked>>
81%
36651
60%
**11
94%
[IMR 7977 Enduron]*
<<locked>>
93%
47514
78%
**90
90%
[IMR 8133 Enduron]*
<<locked>>
90%
28384
47%
**44
90%
Lovex S065
<<locked>>
81%
49617
81%
**43
100%
Lovex S070
<<locked>>
81%
47921
79%
**33
100%
Lovex S071
<<locked>>
81%
30806
51%
**18
97%
Norma 204
<<locked>>
81%
46021
76%
**39
98%
[Norma 217]*
<<locked>>
85%
24816
41%
**49
90%
Norma MRP
<<locked>>
81%
37623
62%
**64
98%
Norma URP
<<locked>>
81%
47036
77%
**49
100%
Ramshot Hunter
<<locked>>
81%
45919
75%
**52
100%
Ramshot Magnum
<<locked>>
81%
33083
54%
**26
96%
ReloadSwiss RS 14
<<locked>>
93%
34548
57%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
48109
79%
**85
100%
ReloadSwiss RS 70
<<locked>>
81%
46238
76%
**02
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28239
46%
**54
93%
[ReloadSwiss RS 80]*
<<locked>>
88%
31995
53%
**52
90%
Rottweil R 904
<<locked>>
81%
41524
68%
**34
96%
Rottweil R 905
<<locked>>
81%
39421
65%
**31
97%
Rottweil R 907
<<locked>>
81%
50792
83%
**69
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48631
80%
**97
100%
Shooters World Long Rifle
<<locked>>
81%
49617
81%
**43
100%
Somchem S361
<<locked>>
81%
42177
69%
**21
96%
Somchem S365
<<locked>>
81%
44135
72%
**07
100%
Somchem S385
<<locked>>
81%
40132
66%
**18
98%
Vihtavuori N150
<<locked>>
81%
47253
78%
**61
100%
Vihtavuori N160
<<locked>>
81%
50807
83%
**79
100%
Vihtavuori N165
<<locked>>
81%
33576
55%
**80
96%
Vihtavuori N555
<<locked>>
81%
38725
64%
**31
100%
[Vihtavuori N560]*
<<locked>>
81%
35824
59%
**08
94%
[Vihtavuori N565]*
<<locked>>
81%
30777
51%
**70
91%
[Vihtavuori N568]*
<<locked>>
87%
32474
53%
**49
90%
[Vihtavuori N570]*
<<locked>>
93%
38276
63%
**10
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47572
78%
**07
100%
Winchester StaBALL HD
<<locked>>
81%
30052
49%
**82
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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