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

Recommended Powder(s): ADI AR 2209, Alliant Reloder-22, Norma MRP, Ramshot Magnum, Rottweil R 905

.338 Rem. Ultra 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 Rem. Ultra Mag load data
Case Length (l3):
2.760" | 70.1mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.764" | 19.4mm
Shank Seated Depth:
0.508" | 12.9mm
Case Capacity:
110.0 Grains of Water | 7.14 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B3200_C459
Last updated:
2025-01-01
Recommended Twist Rate:
1:12 - 1:10

Load data for 140 loads in caliber .338 Rem. Ultra Mag with .338 | 250gr | Lapua Scenar bullet and 70 powders such as ADI AR 2209, Alliant Reloder-22, Norma MRP, Ramshot Magnum, 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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  • 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 2209 👍
<<locked>>
93%
56869
89%
**74
100%
ADI AR 2213
<<locked>>
96%
56898
89%
**07
99%
ADI AR 2217
<<locked>>
97%
42598
67%
**64
97%
ADI AR 2225
<<locked>>
97%
37724
59%
**28
98%
Accurate 2700
<<locked>>
84%
57377
90%
**56
100%
Accurate 3100
<<locked>>
96%
57392
90%
**21
100%
Accurate 4350
<<locked>>
87%
56971
89%
**28
100%
Accurate MAGPRO
<<locked>>
96%
56724
89%
**17
98%
Alliant Reloder-16
<<locked>>
89%
57319
90%
**71
100%
Alliant Reloder-17
<<locked>>
84%
57348
90%
**67
100%
Alliant Reloder-19
<<locked>>
93%
56739
89%
**67
100%
Alliant Reloder-22 👍
<<locked>>
96%
56797
89%
**00
100%
Alliant Reloder-23
<<locked>>
97%
55274
87%
**41
100%
Alliant Reloder-25
<<locked>>
97%
47848
75%
**95
100%
Alliant Reloder-26
<<locked>>
94%
57305
90%
**46
100%
Hodgdon H1000
<<locked>>
97%
42598
67%
**64
97%
Hodgdon H414
<<locked>>
84%
56985
89%
**54
100%
Hodgdon H4350
<<locked>>
91%
57377
90%
**15
100%
Hodgdon H4831
<<locked>>
97%
53867
84%
**05
98%
Hodgdon H4831 SC
<<locked>>
95%
57029
89%
**44
99%
Hodgdon Hybrid 100V
<<locked>>
91%
56855
89%
**85
100%
Hodgdon LVR
<<locked>>
86%
57435
90%
**38
100%
Hodgdon Retumbo
<<locked>>
97%
37724
59%
**28
98%
Hodgdon Superperformance
<<locked>>
86%
57159
90%
**87
100%
IMR 4064
<<locked>>
83%
57058
89%
**62
100%
IMR 4166 Enduron
<<locked>>
84%
57319
90%
**79
100%
IMR 4350
<<locked>>
89%
57421
90%
**15
100%
IMR 4451 Enduron
<<locked>>
85%
56869
89%
**95
100%
IMR 4831
<<locked>>
93%
57029
89%
**12
100%
IMR 4955 Enduron
<<locked>>
96%
57101
89%
**21
99%
IMR 7828 SSC
<<locked>>
95%
57116
89%
**17
99%
[IMR 8133 Enduron]*
<<locked>>
97%
34026
53%
**46
94%
Lovex S065
<<locked>>
87%
57188
90%
**89
100%
Lovex S070
<<locked>>
88%
56971
89%
**08
100%
Lovex S071
<<locked>>
97%
48921
77%
**03
100%
Norma 204
<<locked>>
89%
57101
89%
**48
100%
Norma 217
<<locked>>
97%
33794
53%
**62
96%
Norma MRP 👍
<<locked>>
94%
56956
89%
**23
100%
Norma URP
<<locked>>
89%
57363
90%
**35
100%
Ramshot Hunter
<<locked>>
89%
57043
89%
**57
100%
Ramshot Magnum 👍
<<locked>>
97%
57014
89%
**90
100%
ReloadSwiss RS 60
<<locked>>
85%
56811
89%
**80
100%
ReloadSwiss RS 62
<<locked>>
87%
57261
90%
**54
100%
ReloadSwiss RS 70
<<locked>>
88%
57392
90%
**00
100%
ReloadSwiss RS 76
<<locked>>
97%
47036
74%
**44
100%
ReloadSwiss RS 80
<<locked>>
97%
42090
66%
**23
95%
Rottweil R 903
<<locked>>
83%
56739
89%
**72
100%
Rottweil R 904
<<locked>>
92%
57145
90%
**28
99%
Rottweil R 905 👍
<<locked>>
94%
57130
90%
**71
100%
Rottweil R 907
<<locked>>
86%
57392
90%
**98
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
57159
90%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
56826
89%
**49
100%
Shooters World Long Rifle
<<locked>>
87%
57188
90%
**89
100%
Somchem S355
<<locked>>
84%
57435
90%
**79
100%
Somchem S361
<<locked>>
91%
57305
90%
**98
99%
Somchem S365
<<locked>>
90%
56739
89%
**28
100%
Somchem S385
<<locked>>
93%
57203
90%
**31
100%
Vihtavuori N135
<<locked>>
85%
57116
90%
**84
100%
Vihtavuori N150
<<locked>>
89%
57406
90%
**43
100%
Vihtavuori N160
<<locked>>
86%
57058
89%
**02
100%
Vihtavuori N165
<<locked>>
97%
53824
84%
**79
100%
Vihtavuori N550
<<locked>>
86%
56782
89%
**28
100%
Vihtavuori N555
<<locked>>
95%
57116
89%
**54
100%
Vihtavuori N560
<<locked>>
96%
57305
90%
**30
99%
Vihtavuori N565
<<locked>>
97%
49864
78%
**02
98%
Vihtavuori N568
<<locked>>
97%
43468
68%
**36
95%
[Vihtavuori N570]*
<<locked>>
97%
41713
65%
**16
92%
Winchester 6.5 StaBALL
<<locked>>
88%
57363
90%
**75
100%
Winchester 760
<<locked>>
84%
56985
89%
**54
100%
Winchester StaBALL HD
<<locked>>
97%
52417
82%
**10
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
38261
60%
**56
96%
[ADI AR 2213]*
<<locked>>
81%
34127
53%
**93
93%
[ADI AR 2217]*
<<locked>>
86%
29936
47%
**75
90%
[ADI AR 2225]*
<<locked>>
84%
24889
39%
**67
90%
Accurate 2700
<<locked>>
81%
52373
82%
**84
100%
Accurate 3100
<<locked>>
81%
33997
53%
**41
98%
Accurate 4350
<<locked>>
81%
45788
72%
**67
100%
[Accurate MAGPRO]*
<<locked>>
81%
33243
52%
**90
90%
Alliant Reloder-16
<<locked>>
81%
44092
69%
**80
100%
Alliant Reloder-17
<<locked>>
81%
50908
80%
**89
100%
Alliant Reloder-19
<<locked>>
81%
38218
60%
**56
96%
Alliant Reloder-22
<<locked>>
81%
33982
53%
**03
95%
Alliant Reloder-23
<<locked>>
81%
32750
51%
**74
100%
Alliant Reloder-25
<<locked>>
81%
28543
45%
**85
96%
Alliant Reloder-26
<<locked>>
81%
35563
56%
**98
99%
[Hodgdon H1000]*
<<locked>>
86%
29936
47%
**75
90%
Hodgdon H414
<<locked>>
81%
51909
81%
**85
100%
Hodgdon H4350
<<locked>>
81%
42206
66%
**79
98%
[Hodgdon H4831]*
<<locked>>
81%
32271
51%
**08
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
35766
56%
**83
93%
Hodgdon Hybrid 100V
<<locked>>
81%
41640
65%
**79
100%
Hodgdon LVR
<<locked>>
81%
48211
76%
**13
100%
[Hodgdon Retumbo]*
<<locked>>
84%
24889
39%
**67
90%
Hodgdon Superperformance
<<locked>>
81%
47166
74%
**43
99%
IMR 4064
<<locked>>
81%
53301
84%
**13
100%
IMR 4166 Enduron
<<locked>>
81%
51837
81%
**97
100%
IMR 4350
<<locked>>
81%
44164
69%
**15
99%
IMR 4451 Enduron
<<locked>>
81%
50314
79%
**97
100%
IMR 4831
<<locked>>
81%
39595
62%
**52
100%
[IMR 4955 Enduron]*
<<locked>>
81%
36201
57%
**60
93%
[IMR 7828 SSC]*
<<locked>>
81%
34954
55%
**20
93%
[IMR 8133 Enduron]*
<<locked>>
92%
28906
45%
**08
90%
Lovex S065
<<locked>>
81%
47834
75%
**57
100%
Lovex S070
<<locked>>
81%
45948
72%
**48
99%
Lovex S071
<<locked>>
81%
29399
46%
**36
96%
Norma 204
<<locked>>
81%
44048
69%
**51
98%
[Norma 217]*
<<locked>>
87%
25005
39%
**10
90%
Norma MRP
<<locked>>
81%
35462
56%
**62
97%
Norma URP
<<locked>>
81%
44889
70%
**64
100%
Ramshot Hunter
<<locked>>
81%
43903
69%
**57
99%
Ramshot Magnum
<<locked>>
81%
31343
49%
**38
95%
ReloadSwiss RS 60
<<locked>>
81%
49037
77%
**82
100%
ReloadSwiss RS 62
<<locked>>
81%
45643
72%
**90
100%
ReloadSwiss RS 70
<<locked>>
81%
44048
69%
**13
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
26803
42%
**62
92%
[ReloadSwiss RS 80]*
<<locked>>
89%
32068
50%
**03
90%
Rottweil R 903
<<locked>>
81%
53011
83%
**23
100%
Rottweil R 904
<<locked>>
81%
39697
62%
**39
95%
Rottweil R 905
<<locked>>
81%
37521
59%
**43
96%
Rottweil R 907
<<locked>>
81%
48878
77%
**77
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
53374
84%
**15
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
46688
73%
**02
99%
Shooters World Long Rifle
<<locked>>
81%
47834
75%
**57
100%
Somchem S355
<<locked>>
81%
53026
83%
**20
100%
Somchem S361
<<locked>>
81%
40466
63%
**33
95%
Somchem S365
<<locked>>
81%
41887
66%
**25
100%
Somchem S385
<<locked>>
81%
38101
60%
**26
97%
Vihtavuori N135
<<locked>>
81%
51474
81%
**18
100%
Vihtavuori N150
<<locked>>
81%
45614
71%
**85
100%
Vihtavuori N160
<<locked>>
81%
48573
76%
**84
100%
Vihtavuori N165
<<locked>>
81%
31894
50%
**92
95%
Vihtavuori N550
<<locked>>
81%
48950
77%
**26
100%
Vihtavuori N555
<<locked>>
81%
36709
58%
**43
100%
[Vihtavuori N560]*
<<locked>>
81%
34113
53%
**10
92%
[Vihtavuori N565]*
<<locked>>
81%
29051
46%
**88
90%
[Vihtavuori N568]*
<<locked>>
89%
33170
52%
**13
90%
[Vihtavuori N570]*
<<locked>>
95%
38551
60%
**51
90%
Winchester 6.5 StaBALL
<<locked>>
81%
45643
72%
**21
100%
Winchester 760
<<locked>>
81%
51909
81%
**85
100%
Winchester StaBALL HD
<<locked>>
81%
27789
44%
**90
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.

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

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