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Load data for .338 Rem. Ultra Mag + .338 | 250gr | Hornady SP

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

.338 Rem. Ultra Mag + .338 | 250gr | Hornady SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Hornady SP
Manufacturer SKU:
3335
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.357" | 34.5mm
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:
0.571" | 14.5mm
Shank Seated Depth:
0.571" | 14.5mm
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_B2756_C459
Last updated:
2025-01-01

Load data for 130 loads in caliber .338 Rem. Ultra Mag with .338 | 250gr | Hornady SP bullet and 65 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>>
92%
56927
89%
**74
100%
ADI AR 2213
<<locked>>
95%
57058
89%
**13
99%
ADI AR 2217
<<locked>>
97%
44382
70%
**10
97%
ADI AR 2225
<<locked>>
97%
39552
62%
**70
99%
Accurate 3100
<<locked>>
95%
56884
89%
**18
100%
Accurate 4350
<<locked>>
86%
56913
89%
**35
100%
Accurate MAGPRO
<<locked>>
95%
56971
89%
**23
98%
Alliant Reloder-16
<<locked>>
88%
57421
90%
**80
100%
Alliant Reloder-17
<<locked>>
83%
57334
90%
**77
100%
Alliant Reloder-19
<<locked>>
92%
57058
89%
**74
100%
Alliant Reloder-22 👍
<<locked>>
95%
57043
89%
**13
100%
Alliant Reloder-23
<<locked>>
96%
57058
89%
**64
100%
Alliant Reloder-25
<<locked>>
97%
50140
79%
**38
100%
Alliant Reloder-26
<<locked>>
92%
57130
90%
**46
100%
[Alliant Reloder-33]*
<<locked>>
97%
40712
64%
**03
92%
Hodgdon H1000
<<locked>>
97%
44382
70%
**10
97%
Hodgdon H4350
<<locked>>
90%
57145
90%
**21
100%
Hodgdon H4831
<<locked>>
97%
55999
88%
**44
99%
Hodgdon H4831 SC
<<locked>>
94%
57087
89%
**57
99%
Hodgdon Hybrid 100V
<<locked>>
90%
57392
90%
**98
100%
Hodgdon LVR
<<locked>>
85%
57421
90%
**44
100%
Hodgdon Retumbo
<<locked>>
97%
39552
62%
**70
99%
Hodgdon Superperformance
<<locked>>
85%
57058
89%
**90
100%
IMR 4166 Enduron
<<locked>>
83%
57043
89%
**85
100%
IMR 4350
<<locked>>
88%
57348
90%
**18
100%
IMR 4451 Enduron
<<locked>>
84%
57029
89%
**02
100%
IMR 4831
<<locked>>
91%
57276
90%
**25
100%
IMR 4955 Enduron
<<locked>>
94%
56985
89%
**25
99%
IMR 7828 SSC
<<locked>>
94%
57130
90%
**23
99%
[IMR 7977 Enduron]*
<<locked>>
97%
52460
82%
**13
92%
IMR 8133 Enduron
<<locked>>
97%
35636
56%
**85
95%
Lovex S065
<<locked>>
86%
57072
89%
**95
100%
Lovex S070
<<locked>>
87%
57392
90%
**25
100%
Lovex S071
<<locked>>
97%
50647
79%
**36
100%
Norma 204
<<locked>>
87%
56840
89%
**51
100%
Norma 217
<<locked>>
97%
35679
56%
**08
97%
Norma MRP 👍
<<locked>>
93%
57217
90%
**40
100%
Norma URP
<<locked>>
87%
56782
89%
**38
100%
Ramshot Hunter
<<locked>>
88%
57000
89%
**61
100%
Ramshot Magnum 👍
<<locked>>
95%
56579
89%
**87
100%
ReloadSwiss RS 60
<<locked>>
84%
56971
89%
**84
100%
ReloadSwiss RS 62
<<locked>>
86%
57087
89%
**61
100%
ReloadSwiss RS 70
<<locked>>
87%
57014
89%
**03
100%
ReloadSwiss RS 76
<<locked>>
97%
49371
77%
**84
100%
ReloadSwiss RS 80
<<locked>>
97%
44556
70%
**75
96%
Rottweil R 904
<<locked>>
91%
56898
89%
**35
99%
Rottweil R 905 👍
<<locked>>
92%
57130
90%
**77
100%
Rottweil R 907
<<locked>>
85%
56826
89%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
57130
90%
**62
100%
Shooters World Long Rifle
<<locked>>
86%
57072
89%
**95
100%
Somchem S361
<<locked>>
90%
57043
89%
**05
99%
Somchem S365
<<locked>>
89%
57101
89%
**38
100%
Somchem S385
<<locked>>
92%
56869
89%
**38
100%
Vihtavuori N135
<<locked>>
83%
56927
89%
**93
100%
Vihtavuori N150
<<locked>>
88%
57406
90%
**46
100%
Vihtavuori N160
<<locked>>
85%
57348
90%
**08
100%
Vihtavuori N165
<<locked>>
97%
55869
88%
**12
100%
Vihtavuori N550
<<locked>>
85%
57421
90%
**44
100%
Vihtavuori N555
<<locked>>
93%
57159
90%
**61
100%
Vihtavuori N560
<<locked>>
95%
56913
89%
**30
99%
Vihtavuori N565
<<locked>>
97%
52243
82%
**44
99%
Vihtavuori N568
<<locked>>
97%
45861
72%
**85
96%
[Vihtavuori N570]*
<<locked>>
97%
43918
69%
**69
93%
Winchester 6.5 StaBALL
<<locked>>
86%
57116
89%
**75
100%
Winchester StaBALL HD
<<locked>>
97%
55201
86%
**49
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
39827
62%
**95
97%
[ADI AR 2213]*
<<locked>>
81%
35476
56%
**29
94%
[ADI AR 2217]*
<<locked>>
84%
29298
46%
**62
90%
[ADI AR 2225]*
<<locked>>
82%
24613
39%
**64
90%
Accurate 3100
<<locked>>
81%
35636
56%
**80
98%
Accurate 4350
<<locked>>
81%
47819
75%
**10
100%
[Accurate MAGPRO]*
<<locked>>
81%
34345
54%
**16
91%
Alliant Reloder-16
<<locked>>
81%
45556
71%
**13
100%
Alliant Reloder-17
<<locked>>
81%
52953
83%
**21
100%
Alliant Reloder-19
<<locked>>
81%
39827
62%
**98
97%
Alliant Reloder-22
<<locked>>
81%
35404
55%
**36
96%
Alliant Reloder-23
<<locked>>
81%
34040
53%
**03
100%
Alliant Reloder-25
<<locked>>
81%
29617
46%
**24
97%
Alliant Reloder-26
<<locked>>
81%
37405
59%
**38
100%
[Alliant Reloder-33]*
<<locked>>
94%
37231
58%
**21
90%
[Hodgdon H1000]*
<<locked>>
84%
29298
46%
**62
90%
Hodgdon H4350
<<locked>>
81%
43279
68%
**08
99%
[Hodgdon H4831]*
<<locked>>
81%
33301
52%
**38
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
37289
58%
**29
94%
Hodgdon Hybrid 100V
<<locked>>
81%
42931
67%
**98
100%
Hodgdon LVR
<<locked>>
81%
50111
79%
**43
100%
[Hodgdon Retumbo]*
<<locked>>
82%
24613
39%
**64
90%
Hodgdon Superperformance
<<locked>>
81%
49226
77%
**82
100%
IMR 4166 Enduron
<<locked>>
81%
53447
84%
**30
100%
IMR 4350
<<locked>>
81%
45571
71%
**48
99%
IMR 4451 Enduron
<<locked>>
81%
51779
81%
**33
100%
IMR 4831
<<locked>>
81%
41249
65%
**88
100%
[IMR 4955 Enduron]*
<<locked>>
81%
37478
59%
**97
94%
[IMR 7828 SSC]*
<<locked>>
81%
36289
57%
**56
94%
[IMR 7977 Enduron]*
<<locked>>
94%
47485
74%
**34
90%
[IMR 8133 Enduron]*
<<locked>>
90%
28631
45%
**08
90%
Lovex S065
<<locked>>
81%
49081
77%
**80
100%
Lovex S070
<<locked>>
81%
47587
75%
**77
100%
Lovex S071
<<locked>>
81%
30516
48%
**69
97%
Norma 204
<<locked>>
81%
45745
72%
**80
98%
[Norma 217]*
<<locked>>
86%
24700
39%
**00
90%
Norma MRP
<<locked>>
81%
37057
58%
**05
98%
Norma URP
<<locked>>
81%
46804
73%
**97
100%
Ramshot Hunter
<<locked>>
81%
45658
72%
**93
100%
Ramshot Magnum
<<locked>>
81%
32808
51%
**77
96%
ReloadSwiss RS 60
<<locked>>
81%
51068
80%
**12
100%
ReloadSwiss RS 62
<<locked>>
81%
47616
75%
**26
100%
ReloadSwiss RS 70
<<locked>>
81%
45730
72%
**43
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
27963
44%
**01
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
31125
49%
**80
90%
Rottweil R 904
<<locked>>
81%
41075
64%
**72
96%
Rottweil R 905
<<locked>>
81%
39088
61%
**79
97%
Rottweil R 907
<<locked>>
81%
50401
79%
**07
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48356
76%
**41
100%
Shooters World Long Rifle
<<locked>>
81%
49081
77%
**80
100%
Somchem S361
<<locked>>
81%
41785
65%
**65
96%
Somchem S365
<<locked>>
81%
43613
68%
**54
100%
Somchem S385
<<locked>>
81%
39784
62%
**62
98%
Vihtavuori N135
<<locked>>
81%
53026
83%
**41
100%
Vihtavuori N150
<<locked>>
81%
46934
74%
**08
100%
Vihtavuori N160
<<locked>>
81%
50053
78%
**07
100%
Vihtavuori N165
<<locked>>
81%
33489
52%
**24
95%
Vihtavuori N550
<<locked>>
81%
50850
80%
**59
100%
Vihtavuori N555
<<locked>>
81%
38174
60%
**75
100%
[Vihtavuori N560]*
<<locked>>
81%
35549
56%
**52
93%
[Vihtavuori N565]*
<<locked>>
81%
30298
47%
**21
91%
[Vihtavuori N568]*
<<locked>>
87%
32460
51%
**97
90%
[Vihtavuori N570]*
<<locked>>
93%
37840
59%
**48
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47282
74%
**44
100%
Winchester StaBALL HD
<<locked>>
81%
29704
47%
**29
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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