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Load data for .338 Rem. Ultra Mag + .338 | 225gr | Nosler Expansion Tip

Recommended Powder(s): Alliant Reloder-26, Norma 204, Norma MRP, Ramshot Hunter, Vihtavuori N555

.338 Rem. Ultra Mag + .338 | 225gr | Nosler Expansion Tip

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 225gr | Nosler Expansion Tip
Manufacturer SKU:
59372
Bullet Weight:
225gr | 14.6g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.460" | 37.1mm
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:
0.674" | 17.1mm
Shank Seated Depth:
0.536" | 13.6mm
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_B4142_C459
Last updated:
2025-01-01
Recommended Twist Rate:
1:13 - 1:11

Load data for 152 loads in caliber .338 Rem. Ultra Mag with .338 | 225gr | Nosler Expansion Tip bullet and 76 powders such as Alliant Reloder-26, Norma 204, Norma MRP, Ramshot Hunter, Vihtavuori N555. 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>>
84%
56913
89%
**00
100%
ADI AR 2209
<<locked>>
95%
57435
90%
**99
99%
ADI AR 2213
<<locked>>
97%
54143
85%
**82
98%
[ADI AR 2217]*
<<locked>>
97%
39508
62%
**00
94%
ADI AR 2225
<<locked>>
97%
35375
55%
**70
96%
Accurate 2700
<<locked>>
85%
57305
90%
**77
100%
Accurate 3100
<<locked>>
97%
54012
85%
**00
100%
Accurate 4350
<<locked>>
89%
56884
89%
**56
100%
Accurate MAGPRO
<<locked>>
97%
53461
84%
**89
96%
Alliant Reloder- TS 15.5
<<locked>>
84%
57246
90%
**17
100%
Alliant Reloder-16
<<locked>>
91%
57029
89%
**05
100%
Alliant Reloder-17
<<locked>>
86%
57246
90%
**08
100%
Alliant Reloder-19
<<locked>>
95%
57174
90%
**99
99%
Alliant Reloder-22
<<locked>>
97%
53606
84%
**85
99%
Alliant Reloder-23
<<locked>>
97%
51169
80%
**23
100%
Alliant Reloder-25
<<locked>>
97%
44106
69%
**51
100%
Alliant Reloder-26 👍
<<locked>>
96%
57014
89%
**74
100%
[Hodgdon H1000]*
<<locked>>
97%
39508
62%
**00
94%
Hodgdon H380
<<locked>>
83%
56942
89%
**30
100%
Hodgdon H414
<<locked>>
86%
56956
89%
**85
100%
Hodgdon H4350
<<locked>>
93%
57334
90%
**36
100%
Hodgdon H4831
<<locked>>
97%
50401
79%
**71
96%
Hodgdon H4831 SC
<<locked>>
97%
56855
89%
**62
98%
Hodgdon Hybrid 100V
<<locked>>
93%
57232
90%
**26
100%
Hodgdon LVR
<<locked>>
88%
57014
89%
**62
100%
Hodgdon Retumbo
<<locked>>
97%
35375
55%
**70
96%
Hodgdon Superperformance
<<locked>>
88%
57377
90%
**18
100%
Hodgdon VARGET
<<locked>>
85%
56913
89%
**00
100%
Hodgdon TrailBoss
<<locked>>
97%
35172
55%
**80
100%
IMR 4064
<<locked>>
85%
57406
90%
**97
100%
IMR 4166 Enduron
<<locked>>
86%
57029
89%
**00
100%
IMR 4350
<<locked>>
91%
57101
89%
**36
100%
IMR 4451 Enduron
<<locked>>
87%
56971
89%
**23
100%
IMR 4831
<<locked>>
95%
56971
89%
**43
100%
IMR 4955 Enduron
<<locked>>
97%
55332
87%
**17
98%
IMR 7828 SSC
<<locked>>
97%
56159
88%
**22
98%
Lovex S065
<<locked>>
89%
57000
89%
**10
100%
Lovex S070
<<locked>>
90%
57261
90%
**40
100%
Lovex S071
<<locked>>
97%
44918
70%
**66
99%
Norma 204 👍
<<locked>>
91%
57319
90%
**79
99%
[Norma 217]*
<<locked>>
97%
31009
49%
**92
93%
Norma MRP 👍
<<locked>>
97%
56811
89%
**51
100%
Norma URP
<<locked>>
90%
56840
89%
**66
100%
Ramshot Hunter 👍
<<locked>>
91%
56913
89%
**79
100%
Ramshot Magnum
<<locked>>
97%
52649
82%
**49
99%
ReloadSwiss RS 14
<<locked>>
96%
35737
56%
**19
100%
ReloadSwiss RS 50
<<locked>>
83%
57392
90%
**26
100%
ReloadSwiss RS 60
<<locked>>
87%
57043
89%
**28
100%
ReloadSwiss RS 62
<<locked>>
89%
56826
89%
**76
100%
ReloadSwiss RS 70
<<locked>>
90%
56797
89%
**28
100%
ReloadSwiss RS 76
<<locked>>
97%
43076
68%
**80
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
38812
61%
**59
92%
Rottweil R 903
<<locked>>
85%
57261
90%
**10
100%
Rottweil R 904
<<locked>>
94%
57174
90%
**53
98%
Rottweil R 905
<<locked>>
96%
57014
89%
**89
99%
Rottweil R 907
<<locked>>
88%
56695
89%
**13
100%
SNPE Vectan SP 11
<<locked>>
84%
57130
90%
**46
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
57203
90%
**92
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
57377
90%
**84
100%
Shooters World Long Rifle
<<locked>>
89%
57000
89%
**10
100%
Somchem S355
<<locked>>
85%
57116
90%
**07
100%
Somchem S361
<<locked>>
93%
57000
89%
**10
98%
Somchem S365
<<locked>>
92%
57130
90%
**69
100%
Somchem S385
<<locked>>
95%
56956
89%
**56
100%
Vihtavuori N135
<<locked>>
86%
57029
89%
**21
100%
Vihtavuori N150
<<locked>>
90%
57145
90%
**71
100%
Vihtavuori N160
<<locked>>
88%
57348
90%
**33
100%
Vihtavuori N165
<<locked>>
97%
49777
78%
**31
99%
Vihtavuori N550
<<locked>>
88%
57101
89%
**66
100%
Vihtavuori N555 👍
<<locked>>
97%
57058
89%
**92
100%
Vihtavuori N560
<<locked>>
97%
54273
85%
**12
98%
Vihtavuori N565
<<locked>>
97%
46006
72%
**61
96%
[Vihtavuori N568]*
<<locked>>
97%
40205
63%
**72
92%
Winchester 6.5 StaBALL
<<locked>>
89%
57305
90%
**00
100%
Winchester 760
<<locked>>
86%
56956
89%
**85
100%
Winchester StaBALL HD
<<locked>>
97%
46528
73%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51358
80%
**25
100%
[ADI AR 2209]*
<<locked>>
81%
35911
56%
**15
94%
[ADI AR 2213]*
<<locked>>
82%
33156
52%
**65
90%
[ADI AR 2217]*
<<locked>>
91%
32793
51%
**39
90%
[ADI AR 2225]*
<<locked>>
89%
27441
43%
**34
90%
Accurate 2700
<<locked>>
81%
49530
78%
**62
99%
Accurate 3100
<<locked>>
81%
31502
49%
**93
95%
Accurate 4350
<<locked>>
81%
42670
67%
**43
100%
[Accurate MAGPRO]*
<<locked>>
86%
36637
57%
**70
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52330
82%
**48
100%
Alliant Reloder-16
<<locked>>
81%
40959
64%
**46
100%
Alliant Reloder-17
<<locked>>
81%
47224
74%
**61
100%
[Alliant Reloder-19]*
<<locked>>
81%
35679
56%
**11
94%
[Alliant Reloder-22]*
<<locked>>
81%
31604
50%
**49
92%
Alliant Reloder-23
<<locked>>
81%
30342
48%
**26
99%
[Alliant Reloder-25]*
<<locked>>
81%
26672
42%
**24
93%
Alliant Reloder-26
<<locked>>
81%
32822
51%
**38
97%
[Hodgdon H1000]*
<<locked>>
91%
32793
51%
**39
90%
Hodgdon H380
<<locked>>
81%
53156
83%
**77
100%
Hodgdon H414
<<locked>>
81%
48501
76%
**57
99%
Hodgdon H4350
<<locked>>
81%
39465
62%
**41
96%
[Hodgdon H4831]*
<<locked>>
84%
33504
53%
**36
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
33504
53%
**36
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38551
60%
**44
100%
Hodgdon LVR
<<locked>>
81%
45266
71%
**85
100%
[Hodgdon Retumbo]*
<<locked>>
89%
27441
43%
**34
90%
Hodgdon Superperformance
<<locked>>
81%
43671
68%
**02
98%
Hodgdon VARGET
<<locked>>
81%
50923
80%
**15
100%
Hodgdon TrailBoss
<<locked>>
92%
33156
52%
**44
100%
IMR 4064
<<locked>>
81%
50459
79%
**02
100%
IMR 4166 Enduron
<<locked>>
81%
49429
77%
**89
99%
IMR 4350
<<locked>>
81%
41640
65%
**80
97%
IMR 4451 Enduron
<<locked>>
81%
47645
75%
**79
99%
IMR 4831
<<locked>>
81%
37086
58%
**18
99%
[IMR 4955 Enduron]*
<<locked>>
81%
34156
54%
**23
91%
[IMR 7828 SSC]*
<<locked>>
81%
32634
51%
**59
90%
Lovex S065
<<locked>>
81%
45005
71%
**23
99%
Lovex S070
<<locked>>
81%
43221
68%
**13
98%
[Lovex S071]*
<<locked>>
81%
26992
42%
**75
93%
Norma 204
<<locked>>
81%
41220
65%
**07
96%
[Norma 217]*
<<locked>>
93%
27702
43%
**90
90%
Norma MRP
<<locked>>
81%
32808
51%
**05
95%
Norma URP
<<locked>>
81%
42061
66%
**33
100%
Ramshot Hunter
<<locked>>
81%
40959
64%
**26
98%
[Ramshot Magnum]*
<<locked>>
81%
29051
46%
**64
91%
ReloadSwiss RS 14
<<locked>>
88%
31821
50%
**44
100%
ReloadSwiss RS 50
<<locked>>
81%
52997
83%
**64
100%
ReloadSwiss RS 60
<<locked>>
81%
45527
71%
**61
100%
ReloadSwiss RS 62
<<locked>>
81%
42351
66%
**56
99%
ReloadSwiss RS 70
<<locked>>
81%
40944
64%
**72
99%
[ReloadSwiss RS 76]*
<<locked>>
84%
27818
44%
**80
90%
[ReloadSwiss RS 80]*
<<locked>>
94%
35201
55%
**77
90%
Rottweil R 903
<<locked>>
81%
49806
78%
**12
100%
[Rottweil R 904]*
<<locked>>
81%
37347
59%
**05
93%
[Rottweil R 905]*
<<locked>>
81%
34954
55%
**98
94%
Rottweil R 907
<<locked>>
81%
46195
72%
**46
98%
SNPE Vectan SP 11
<<locked>>
81%
51140
80%
**61
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50459
79%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44077
69%
**77
98%
Shooters World Long Rifle
<<locked>>
81%
45005
71%
**23
99%
Somchem S355
<<locked>>
81%
49864
78%
**08
100%
[Somchem S361]*
<<locked>>
81%
37913
59%
**88
92%
Somchem S365
<<locked>>
81%
38653
61%
**90
100%
Somchem S385
<<locked>>
81%
35549
56%
**85
95%
Vihtavuori N135
<<locked>>
81%
48472
76%
**07
100%
Vihtavuori N150
<<locked>>
81%
42786
67%
**61
100%
Vihtavuori N160
<<locked>>
81%
45527
71%
**62
100%
[Vihtavuori N165]*
<<locked>>
81%
29762
47%
**38
92%
Vihtavuori N550
<<locked>>
81%
45905
72%
**95
100%
Vihtavuori N555
<<locked>>
81%
33823
53%
**92
98%
[Vihtavuori N560]*
<<locked>>
82%
33257
52%
**92
90%
[Vihtavuori N565]*
<<locked>>
86%
31836
50%
**59
90%
[Vihtavuori N568]*
<<locked>>
94%
36216
57%
**87
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42598
67%
**97
100%
Winchester 760
<<locked>>
81%
48501
76%
**57
99%
Winchester StaBALL HD
<<locked>>
81%
24555
38%
**13
98%

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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