top of page

Load data for .338 Rem. Ultra Mag + .338 | 250gr | Barnes LRX BT

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Norma 204, Norma MRP, Rottweil R 905

.338 Rem. Ultra Mag + .338 | 250gr | Barnes LRX BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Barnes LRX BT
Manufacturer SKU:
31150
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.643" | 41.7mm
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:
0.857" | 21.8mm
Shank Seated Depth:
0.732" | 18.6mm
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_B681_C459
Last updated:
2025-02-02
Recommended Twist Rate:
1:12 - 1:10

Load data for 144 loads in caliber .338 Rem. Ultra Mag with .338 | 250gr | Barnes LRX BT bullet and 72 powders such as ADI AR 2209, Alliant Reloder-19, Norma 204, Norma MRP, 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".

  • No data yet

  • .

    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%
57421
90%
**69
100%
ADI AR 2209 👍
<<locked>>
94%
56956
89%
**64
100%
ADI AR 2213
<<locked>>
97%
56652
89%
**87
99%
ADI AR 2217
<<locked>>
97%
40944
64%
**25
96%
ADI AR 2225
<<locked>>
97%
36506
57%
**92
98%
Accurate 2700
<<locked>>
84%
56710
89%
**33
100%
Accurate 3100
<<locked>>
97%
56275
88%
**98
100%
Accurate 4350
<<locked>>
88%
57246
90%
**21
100%
Accurate MAGPRO
<<locked>>
97%
55521
87%
**90
97%
Alliant Reloder-16
<<locked>>
90%
57087
89%
**64
100%
Alliant Reloder-17
<<locked>>
85%
56855
89%
**54
100%
Alliant Reloder-19 👍
<<locked>>
94%
57159
90%
**57
100%
Alliant Reloder-22
<<locked>>
97%
56101
88%
**87
100%
Alliant Reloder-23
<<locked>>
97%
53171
83%
**08
100%
Alliant Reloder-25
<<locked>>
97%
46166
72%
**66
100%
Alliant Reloder-26
<<locked>>
95%
57203
90%
**40
100%
Hodgdon H1000
<<locked>>
97%
40944
64%
**25
96%
Hodgdon H414
<<locked>>
85%
57159
90%
**48
100%
Hodgdon H4350
<<locked>>
92%
57319
90%
**08
100%
Hodgdon H4831
<<locked>>
97%
52040
82%
**72
98%
Hodgdon H4831 SC
<<locked>>
96%
57232
90%
**38
98%
Hodgdon Hybrid 100V
<<locked>>
92%
56623
89%
**79
100%
Hodgdon LVR
<<locked>>
87%
56971
89%
**21
100%
Hodgdon Retumbo
<<locked>>
97%
36506
57%
**92
98%
Hodgdon Superperformance
<<locked>>
87%
57203
90%
**80
100%
Hodgdon VARGET
<<locked>>
84%
57421
90%
**69
100%
IMR 4064
<<locked>>
84%
56927
89%
**56
100%
IMR 4166 Enduron
<<locked>>
85%
57000
89%
**66
100%
IMR 4350
<<locked>>
90%
57348
90%
**08
100%
IMR 4451 Enduron
<<locked>>
86%
56724
89%
**79
100%
IMR 4831
<<locked>>
94%
57246
90%
**08
100%
IMR 4955 Enduron
<<locked>>
97%
56869
89%
**02
98%
IMR 7828 SSC
<<locked>>
96%
57377
90%
**13
99%
[IMR 8133 Enduron]*
<<locked>>
97%
32706
51%
**03
92%
Lovex S065
<<locked>>
88%
57145
90%
**79
100%
Lovex S070
<<locked>>
89%
57188
90%
**05
100%
Lovex S071
<<locked>>
97%
46702
73%
**64
100%
Norma 204 👍
<<locked>>
90%
57174
90%
**38
99%
Norma 217
<<locked>>
97%
32314
51%
**20
95%
Norma MRP 👍
<<locked>>
96%
56956
89%
**20
100%
Norma URP
<<locked>>
89%
56956
89%
**21
100%
Ramshot Hunter
<<locked>>
90%
57188
90%
**51
100%
Ramshot Magnum
<<locked>>
97%
54897
86%
**54
100%
ReloadSwiss RS 60
<<locked>>
86%
57000
89%
**80
100%
ReloadSwiss RS 62
<<locked>>
88%
57101
89%
**44
100%
ReloadSwiss RS 70
<<locked>>
89%
56971
89%
**94
100%
ReloadSwiss RS 76
<<locked>>
97%
44846
70%
**98
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
40466
63%
**87
94%
Rottweil R 903
<<locked>>
84%
57421
90%
**72
100%
Rottweil R 904
<<locked>>
93%
57217
90%
**15
99%
Rottweil R 905 👍
<<locked>>
95%
57101
89%
**51
100%
Rottweil R 907
<<locked>>
87%
56985
89%
**79
100%
SNPE Vectan SP 11
<<locked>>
83%
57334
90%
**08
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57232
90%
**54
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57334
90%
**49
100%
Shooters World Long Rifle
<<locked>>
88%
57145
90%
**79
100%
Somchem S355
<<locked>>
84%
57290
90%
**69
100%
Somchem S361
<<locked>>
92%
57174
90%
**82
98%
Somchem S365
<<locked>>
91%
57246
90%
**28
100%
Somchem S385
<<locked>>
94%
57305
90%
**28
100%
Vihtavuori N135
<<locked>>
86%
57217
90%
**77
100%
Vihtavuori N150
<<locked>>
89%
56913
89%
**26
100%
Vihtavuori N160
<<locked>>
87%
57029
89%
**89
100%
Vihtavuori N165
<<locked>>
97%
51605
81%
**39
99%
Vihtavuori N550
<<locked>>
87%
57392
90%
**28
100%
Vihtavuori N555
<<locked>>
96%
57014
89%
**48
100%
Vihtavuori N560
<<locked>>
97%
56318
88%
**07
99%
Vihtavuori N565
<<locked>>
97%
47935
75%
**69
97%
[Vihtavuori N568]*
<<locked>>
97%
41771
65%
**97
94%
Winchester 6.5 StaBALL
<<locked>>
89%
57217
90%
**62
100%
Winchester 760
<<locked>>
85%
57159
90%
**48
100%
Winchester StaBALL HD
<<locked>>
97%
49313
77%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
52910
83%
**10
100%
ADI AR 2209
<<locked>>
81%
37144
58%
**26
96%
[ADI AR 2213]*
<<locked>>
81%
32996
52%
**54
92%
[ADI AR 2217]*
<<locked>>
88%
30545
48%
**82
90%
[ADI AR 2225]*
<<locked>>
85%
25280
40%
**73
90%
Accurate 2700
<<locked>>
81%
51126
80%
**61
99%
Accurate 3100
<<locked>>
81%
32909
52%
**15
97%
Accurate 4350
<<locked>>
81%
44425
70%
**48
100%
[Accurate MAGPRO]*
<<locked>>
83%
33649
53%
**93
90%
Alliant Reloder-16
<<locked>>
81%
42438
66%
**44
100%
Alliant Reloder-17
<<locked>>
81%
48979
77%
**52
100%
Alliant Reloder-19
<<locked>>
81%
37130
58%
**23
96%
[Alliant Reloder-22]*
<<locked>>
81%
32735
51%
**67
94%
Alliant Reloder-23
<<locked>>
81%
31575
49%
**41
99%
Alliant Reloder-25
<<locked>>
81%
27557
43%
**56
95%
Alliant Reloder-26
<<locked>>
81%
34258
54%
**62
99%
[Hodgdon H1000]*
<<locked>>
88%
30545
48%
**82
90%
Hodgdon H414
<<locked>>
81%
50053
78%
**49
100%
Hodgdon H4350
<<locked>>
81%
40785
64%
**46
98%
[Hodgdon H4831]*
<<locked>>
81%
31140
49%
**69
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
34577
54%
**51
92%
Hodgdon Hybrid 100V
<<locked>>
81%
39958
63%
**43
100%
Hodgdon LVR
<<locked>>
81%
46920
74%
**84
100%
[Hodgdon Retumbo]*
<<locked>>
85%
25280
40%
**73
90%
Hodgdon Superperformance
<<locked>>
81%
45194
71%
**03
99%
Hodgdon VARGET
<<locked>>
81%
52301
82%
**07
100%
IMR 4064
<<locked>>
81%
51924
81%
**90
100%
IMR 4166 Enduron
<<locked>>
81%
50647
79%
**74
100%
IMR 4350
<<locked>>
81%
42772
67%
**85
98%
IMR 4451 Enduron
<<locked>>
81%
48834
77%
**67
99%
IMR 4831
<<locked>>
81%
38348
60%
**26
100%
[IMR 4955 Enduron]*
<<locked>>
81%
35259
55%
**34
93%
[IMR 7828 SSC]*
<<locked>>
81%
33823
53%
**83
92%
[IMR 8133 Enduron]*
<<locked>>
93%
29240
46%
**08
90%
Lovex S065
<<locked>>
81%
46412
73%
**21
100%
Lovex S070
<<locked>>
81%
44614
70%
**15
99%
Lovex S071
<<locked>>
81%
28297
44%
**03
95%
Norma 204
<<locked>>
81%
42728
67%
**15
97%
[Norma 217]*
<<locked>>
89%
25454
40%
**16
90%
Norma MRP
<<locked>>
81%
34258
54%
**33
96%
Norma URP
<<locked>>
81%
43700
68%
**34
100%
Ramshot Hunter
<<locked>>
81%
42525
67%
**31
99%
[Ramshot Magnum]*
<<locked>>
81%
30269
47%
**01
94%
ReloadSwiss RS 60
<<locked>>
81%
47181
74%
**49
100%
ReloadSwiss RS 62
<<locked>>
81%
44193
69%
**57
100%
ReloadSwiss RS 70
<<locked>>
81%
42380
66%
**77
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
25962
41%
**19
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
32460
51%
**00
90%
Rottweil R 903
<<locked>>
81%
51445
81%
**93
100%
Rottweil R 904
<<locked>>
81%
38551
60%
**06
95%
Rottweil R 905
<<locked>>
81%
36201
57%
**06
96%
Rottweil R 907
<<locked>>
81%
47630
75%
**44
99%
SNPE Vectan SP 11
<<locked>>
81%
52881
83%
**49
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52083
82%
**88
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45629
71%
**75
99%
Shooters World Long Rifle
<<locked>>
81%
46412
73%
**21
100%
Somchem S355
<<locked>>
81%
51430
81%
**93
100%
[Somchem S361]*
<<locked>>
81%
39102
61%
**97
94%
Somchem S365
<<locked>>
81%
40190
63%
**92
100%
Somchem S385
<<locked>>
81%
36782
58%
**93
97%
Vihtavuori N135
<<locked>>
81%
50154
79%
**95
100%
Vihtavuori N150
<<locked>>
81%
44309
69%
**56
100%
Vihtavuori N160
<<locked>>
81%
47079
74%
**51
100%
[Vihtavuori N165]*
<<locked>>
81%
30980
49%
**59
94%
Vihtavuori N550
<<locked>>
81%
47442
74%
**90
100%
Vihtavuori N555
<<locked>>
81%
35331
55%
**06
99%
[Vihtavuori N560]*
<<locked>>
81%
32938
52%
**74
91%
[Vihtavuori N565]*
<<locked>>
83%
29776
47%
**01
90%
[Vihtavuori N568]*
<<locked>>
90%
33562
53%
**16
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44077
69%
**92
100%
Winchester 760
<<locked>>
81%
50053
78%
**49
100%
Winchester StaBALL HD
<<locked>>
81%
26266
41%
**51
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.

bottom of page