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

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

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Lapua Scenar
Manufacturer SKU:
4PL8017 | GB488
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.550" | 39.4mm
Caliber:
.338 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.626" | 92.1mm
Seated Depth:
0.648" | 16.5mm
Shank Seated Depth:
0.392" | 10.0mm
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
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 150 loads in caliber .338 Lapua Mag. with .338 | 250gr | Lapua Scenar bullet and 75 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".

  • Muzzle velocity vs. barrel length

    Every 1 inch additional barrel length increases muzzle velocity by approx. 31.6 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 2208
<<locked>>
83%
60655
100%
**87
100%
ADI AR 2209 👍
<<locked>>
93%
60423
99%
**82
100%
ADI AR 2213
<<locked>>
96%
60321
99%
**28
100%
ADI AR 2217
<<locked>>
97%
45049
74%
**79
98%
ADI AR 2225
<<locked>>
97%
40277
66%
**49
99%
Accurate 2700
<<locked>>
84%
60307
99%
**57
100%
Accurate 3100
<<locked>>
96%
60626
100%
**26
100%
Accurate 4350
<<locked>>
88%
60524
99%
**40
100%
Accurate MAGPRO
<<locked>>
96%
60263
99%
**35
99%
Alliant Reloder-16
<<locked>>
89%
60742
100%
**76
100%
Alliant Reloder-17
<<locked>>
84%
60539
99%
**72
100%
Alliant Reloder-19
<<locked>>
94%
60626
100%
**79
100%
Alliant Reloder-22 👍
<<locked>>
97%
60800
100%
**25
100%
Alliant Reloder-23
<<locked>>
97%
58407
96%
**40
100%
Alliant Reloder-25
<<locked>>
97%
50763
83%
**00
100%
Alliant Reloder-26
<<locked>>
93%
60829
100%
**58
100%
[Alliant Reloder-33]*
<<locked>>
97%
40915
67%
**66
92%
Hodgdon H1000
<<locked>>
97%
45049
74%
**79
98%
Hodgdon H414
<<locked>>
84%
60452
99%
**69
100%
Hodgdon H4350
<<locked>>
91%
60510
99%
**26
100%
Hodgdon H4831
<<locked>>
97%
56637
93%
**10
99%
Hodgdon H4831 SC
<<locked>>
95%
60249
99%
**62
99%
Hodgdon Hybrid 100V
<<locked>>
91%
60611
99%
**97
100%
Hodgdon LVR
<<locked>>
87%
60843
100%
**49
100%
Hodgdon Retumbo
<<locked>>
97%
40277
66%
**49
99%
Hodgdon Superperformance
<<locked>>
86%
60698
100%
**02
100%
Hodgdon VARGET
<<locked>>
83%
60510
99%
**80
100%
IMR 4064
<<locked>>
84%
60771
100%
**77
100%
IMR 4166 Enduron
<<locked>>
85%
60640
100%
**87
100%
IMR 4350
<<locked>>
89%
60307
99%
**20
100%
IMR 4451 Enduron
<<locked>>
86%
60713
100%
**13
100%
IMR 4831
<<locked>>
93%
60568
99%
**26
100%
IMR 4955 Enduron
<<locked>>
96%
60365
99%
**36
99%
IMR 7828 SSC 👍
<<locked>>
95%
60597
99%
**35
100%
[IMR 7977 Enduron]*
<<locked>>
97%
53127
87%
**82
92%
IMR 8133 Enduron
<<locked>>
97%
36100
59%
**44
95%
Lovex S065
<<locked>>
88%
60800
100%
**00
100%
Lovex S070
<<locked>>
88%
60814
100%
**23
100%
Lovex S071
<<locked>>
97%
51692
85%
**12
100%
Norma 204
<<locked>>
89%
60350
99%
**62
100%
Norma 217
<<locked>>
97%
36245
59%
**74
97%
Norma MRP 👍
<<locked>>
95%
60829
100%
**44
100%
Norma URP
<<locked>>
88%
60292
99%
**36
100%
Ramshot Hunter
<<locked>>
89%
60307
99%
**66
100%
Ramshot Magnum 👍
<<locked>>
97%
60481
99%
**02
100%
ReloadSwiss RS 14
<<locked>>
97%
36463
60%
**80
100%
ReloadSwiss RS 60
<<locked>>
85%
60684
100%
**92
100%
ReloadSwiss RS 62
<<locked>>
87%
60321
99%
**59
100%
ReloadSwiss RS 70
<<locked>>
89%
60829
100%
**08
100%
ReloadSwiss RS 76
<<locked>>
97%
49719
82%
**53
100%
ReloadSwiss RS 80
<<locked>>
97%
44817
74%
**41
96%
Rottweil R 903
<<locked>>
84%
60698
100%
**84
100%
Rottweil R 904
<<locked>>
93%
60481
99%
**40
100%
Rottweil R 905
<<locked>>
94%
60669
100%
**79
100%
Rottweil R 907
<<locked>>
86%
60307
99%
**07
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
60336
99%
**52
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
60510
99%
**61
100%
Shooters World Long Rifle
<<locked>>
88%
60800
100%
**00
100%
Somchem S355
<<locked>>
84%
60307
99%
**80
100%
Somchem S361
<<locked>>
92%
60379
99%
**13
99%
Somchem S365
<<locked>>
90%
60307
99%
**30
100%
Somchem S385
<<locked>>
94%
60829
100%
**43
100%
Vihtavuori N135
<<locked>>
85%
60466
99%
**85
100%
Vihtavuori N150
<<locked>>
89%
60408
99%
**38
100%
Vihtavuori N160
<<locked>>
86%
60321
99%
**00
100%
Vihtavuori N165
<<locked>>
97%
56826
93%
**84
100%
Vihtavuori N550
<<locked>>
86%
60510
99%
**40
100%
Vihtavuori N555
<<locked>>
95%
60597
99%
**59
100%
Vihtavuori N560
<<locked>>
96%
60698
100%
**54
99%
Vihtavuori N565
<<locked>>
97%
53490
88%
**23
99%
Vihtavuori N568
<<locked>>
97%
46412
76%
**54
96%
[Vihtavuori N570]*
<<locked>>
97%
44556
73%
**44
93%
Winchester 6.5 StaBALL
<<locked>>
88%
60553
99%
**77
100%
Winchester 760
<<locked>>
84%
60452
99%
**69
100%
Winchester StaBALL HD
<<locked>>
97%
56550
93%
**28
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
56405
93%
**28
100%
ADI AR 2209
<<locked>>
81%
40350
66%
**57
97%
[ADI AR 2213]*
<<locked>>
81%
36056
59%
**92
94%
[ADI AR 2217]*
<<locked>>
84%
29312
48%
**05
90%
[ADI AR 2225]*
<<locked>>
81%
24569
40%
**03
90%
Accurate 2700
<<locked>>
81%
54882
90%
**85
100%
Accurate 3100
<<locked>>
81%
36114
59%
**36
98%
Accurate 4350
<<locked>>
81%
48385
79%
**72
100%
[Accurate MAGPRO]*
<<locked>>
81%
34940
57%
**82
91%
Alliant Reloder-16
<<locked>>
81%
46456
76%
**79
100%
Alliant Reloder-17
<<locked>>
81%
53708
88%
**80
100%
Alliant Reloder-19
<<locked>>
81%
40306
66%
**51
97%
Alliant Reloder-22
<<locked>>
81%
36071
59%
**98
96%
Alliant Reloder-23
<<locked>>
81%
34693
57%
**65
100%
Alliant Reloder-25
<<locked>>
81%
30226
50%
**87
97%
Alliant Reloder-26
<<locked>>
81%
38159
63%
**03
100%
[Alliant Reloder-33]*
<<locked>>
94%
37159
61%
**74
90%
[Hodgdon H1000]*
<<locked>>
84%
29312
48%
**05
90%
Hodgdon H414
<<locked>>
81%
54331
89%
**84
100%
Hodgdon H4350
<<locked>>
81%
44121
72%
**74
99%
[Hodgdon H4831]*
<<locked>>
81%
34055
56%
**97
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
37913
62%
**92
94%
Hodgdon Hybrid 100V
<<locked>>
81%
43947
72%
**67
100%
Hodgdon LVR
<<locked>>
81%
50676
83%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
81%
24569
40%
**03
90%
Hodgdon Superperformance
<<locked>>
81%
49806
82%
**44
100%
Hodgdon VARGET
<<locked>>
81%
56115
92%
**28
100%
IMR 4064
<<locked>>
81%
55637
91%
**12
100%
IMR 4166 Enduron
<<locked>>
81%
54085
89%
**98
100%
IMR 4350
<<locked>>
81%
46340
76%
**10
99%
IMR 4451 Enduron
<<locked>>
81%
52475
86%
**98
100%
IMR 4831
<<locked>>
81%
41901
69%
**48
100%
IMR 4955 Enduron
<<locked>>
81%
37913
62%
**56
95%
IMR 7828 SSC
<<locked>>
81%
36941
61%
**25
95%
[IMR 7977 Enduron]*
<<locked>>
93%
46746
77%
**77
90%
[IMR 8133 Enduron]*
<<locked>>
89%
28297
46%
**41
90%
Lovex S065
<<locked>>
81%
49980
82%
**46
100%
Lovex S070
<<locked>>
81%
48153
79%
**39
100%
Lovex S071
<<locked>>
81%
31140
51%
**28
97%
Norma 204
<<locked>>
81%
46340
76%
**49
98%
[Norma 217]*
<<locked>>
85%
24743
41%
**46
90%
Norma MRP
<<locked>>
81%
37826
62%
**64
98%
Norma URP
<<locked>>
81%
47413
78%
**59
100%
Ramshot Hunter
<<locked>>
81%
46253
76%
**52
100%
Ramshot Magnum
<<locked>>
81%
33330
55%
**39
96%
ReloadSwiss RS 14
<<locked>>
93%
34548
57%
**44
100%
ReloadSwiss RS 60
<<locked>>
81%
51706
85%
**80
100%
ReloadSwiss RS 62
<<locked>>
81%
48472
80%
**95
100%
ReloadSwiss RS 70
<<locked>>
81%
46572
76%
**12
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28442
47%
**64
94%
[ReloadSwiss RS 80]*
<<locked>>
87%
31328
51%
**36
90%
Rottweil R 903
<<locked>>
81%
55753
92%
**25
100%
Rottweil R 904
<<locked>>
81%
41843
69%
**38
96%
Rottweil R 905
<<locked>>
81%
39769
65%
**44
97%
Rottweil R 907
<<locked>>
81%
50995
84%
**72
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
55419
91%
**97
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48834
80%
**00
100%
Shooters World Long Rifle
<<locked>>
81%
49980
82%
**46
100%
Somchem S355
<<locked>>
81%
55419
91%
**15
100%
Somchem S361
<<locked>>
81%
42438
70%
**28
96%
Somchem S365
<<locked>>
81%
44541
73%
**20
100%
Somchem S385
<<locked>>
81%
40451
66%
**31
98%
Vihtavuori N135
<<locked>>
81%
53780
88%
**03
100%
Vihtavuori N150
<<locked>>
81%
47659
78%
**67
100%
Vihtavuori N160
<<locked>>
81%
50763
83%
**75
100%
Vihtavuori N165
<<locked>>
81%
33881
56%
**83
96%
Vihtavuori N550
<<locked>>
81%
51532
85%
**21
100%
Vihtavuori N555
<<locked>>
81%
39102
64%
**34
100%
[Vihtavuori N560]*
<<locked>>
81%
36129
59%
**15
94%
[Vihtavuori N565]*
<<locked>>
81%
31067
51%
**83
92%
[Vihtavuori N568]*
<<locked>>
87%
32677
54%
**49
90%
[Vihtavuori N570]*
<<locked>>
92%
38116
63%
**07
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47877
79%
**13
100%
Winchester 760
<<locked>>
81%
54331
89%
**84
100%
Winchester StaBALL HD
<<locked>>
81%
30385
50%
**88
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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