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Load data for .338 Rem. Ultra Mag + .338 | 250gr | Remington PSP

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

.338 Rem. Ultra Mag + .338 | 250gr | Remington PSP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 250gr | Remington PSP
Bullet Weight:
250gr | 16.2g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.000" | 25.4mm
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:
0.214" | 5.4mm
Shank Seated Depth:
0.214" | 5.4mm
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_B5187_C459
Last updated:
2025-01-01

Load data for 116 loads in caliber .338 Rem. Ultra Mag with .338 | 250gr | Remington PSP bullet and 58 powders such as ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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>>
89%
57116
90%
**03
100%
ADI AR 2213 👍
<<locked>>
92%
56985
89%
**36
100%
ADI AR 2217
<<locked>>
97%
48675
76%
**98
99%
[ADI AR 2218]*
<<locked>>
97%
41989
66%
**36
92%
ADI AR 2225
<<locked>>
97%
43874
69%
**75
100%
Accurate 3100
<<locked>>
92%
56956
89%
**35
100%
Accurate 4350
<<locked>>
84%
57406
90%
**54
100%
Accurate MAGPRO
<<locked>>
92%
56869
89%
**36
98%
Alliant Reloder-16
<<locked>>
85%
57305
90%
**90
100%
Alliant Reloder-19
<<locked>>
90%
57290
90%
**94
100%
Alliant Reloder-22 👍
<<locked>>
92%
57130
90%
**23
100%
Alliant Reloder-23
<<locked>>
93%
56971
89%
**71
100%
Alliant Reloder-25
<<locked>>
97%
55100
86%
**20
100%
Alliant Reloder-26
<<locked>>
89%
57377
90%
**53
100%
Alliant Reloder-33
<<locked>>
97%
45426
71%
**08
95%
Hodgdon H1000
<<locked>>
97%
48675
76%
**98
99%
Hodgdon H4350
<<locked>>
88%
57392
90%
**41
100%
Hodgdon H4831
<<locked>>
95%
56884
89%
**74
99%
Hodgdon H4831 SC
<<locked>>
91%
56884
89%
**74
99%
Hodgdon Hybrid 100V
<<locked>>
87%
57319
90%
**08
100%
Hodgdon Retumbo
<<locked>>
97%
43874
69%
**75
100%
IMR 4350
<<locked>>
86%
57305
90%
**44
100%
IMR 4831
<<locked>>
89%
56724
89%
**31
100%
IMR 4955 Enduron
<<locked>>
92%
56942
89%
**48
99%
IMR 7828 SSC 👍
<<locked>>
91%
57145
90%
**43
100%
[IMR 7977 Enduron]*
<<locked>>
97%
56594
89%
**02
94%
IMR 8133 Enduron
<<locked>>
97%
40016
63%
**90
97%
Lovex S065
<<locked>>
84%
57334
90%
**18
100%
Lovex S070
<<locked>>
84%
57116
90%
**38
100%
Lovex S071
<<locked>>
97%
55666
87%
**25
100%
Norma 204
<<locked>>
85%
57348
90%
**80
100%
Norma 217
<<locked>>
97%
40089
63%
**10
99%
Norma MRP
<<locked>>
90%
56811
89%
**43
100%
Norma URP
<<locked>>
85%
57276
90%
**54
100%
Ramshot Hunter
<<locked>>
85%
57087
89%
**80
100%
Ramshot Magnum
<<locked>>
93%
57000
89%
**00
100%
ReloadSwiss RS 14
<<locked>>
97%
36695
57%
**86
100%
ReloadSwiss RS 62
<<locked>>
84%
57058
89%
**67
100%
ReloadSwiss RS 70
<<locked>>
85%
57348
90%
**20
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
54984
86%
**89
100%
ReloadSwiss RS 80
<<locked>>
97%
50198
79%
**87
98%
Rottweil R 904
<<locked>>
89%
57058
89%
**51
99%
Rottweil R 905
<<locked>>
90%
57072
89%
**87
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
57348
90%
**82
100%
Shooters World Long Rifle
<<locked>>
84%
57334
90%
**18
100%
Somchem S361
<<locked>>
88%
57421
90%
**28
99%
Somchem S365
<<locked>>
86%
56898
89%
**41
100%
Somchem S385
<<locked>>
89%
57043
89%
**54
100%
Vihtavuori N150
<<locked>>
85%
57058
89%
**56
100%
Vihtavuori N165
<<locked>>
95%
57276
90%
**41
100%
[Vihtavuori N170]*
<<locked>>
97%
45658
72%
**87
93%
Vihtavuori N555
<<locked>>
90%
57246
90%
**71
100%
Vihtavuori N560 👍
<<locked>>
92%
57406
90%
**53
99%
Vihtavuori N565
<<locked>>
96%
56985
89%
**33
99%
Vihtavuori N568
<<locked>>
97%
51358
80%
**84
98%
Vihtavuori N570
<<locked>>
97%
48965
77%
**84
95%
Winchester 6.5 StaBALL
<<locked>>
84%
57043
89%
**82
100%
Winchester StaBALL HD
<<locked>>
94%
56869
89%
**66
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43236
68%
**80
98%
ADI AR 2213
<<locked>>
81%
38551
60%
**11
96%
[ADI AR 2217]*
<<locked>>
81%
28732
45%
**65
91%
[ADI AR 2218]*
<<locked>>
94%
38290
60%
**51
90%
[ADI AR 2225]*
<<locked>>
81%
26165
41%
**33
93%
Accurate 3100
<<locked>>
81%
39117
61%
**62
99%
Accurate 4350
<<locked>>
81%
52069
82%
**82
100%
[Accurate MAGPRO]*
<<locked>>
81%
38029
60%
**11
93%
Alliant Reloder-16
<<locked>>
81%
49879
78%
**85
100%
Alliant Reloder-19
<<locked>>
81%
43250
68%
**70
98%
Alliant Reloder-22
<<locked>>
81%
38986
61%
**25
97%
Alliant Reloder-23
<<locked>>
81%
37637
59%
**82
100%
Alliant Reloder-25
<<locked>>
81%
32503
51%
**13
98%
Alliant Reloder-26
<<locked>>
81%
41901
66%
**23
100%
[Alliant Reloder-33]*
<<locked>>
90%
35563
56%
**98
90%
[Hodgdon H1000]*
<<locked>>
81%
28732
45%
**65
91%
Hodgdon H4350
<<locked>>
81%
46876
73%
**84
99%
[Hodgdon H4831]*
<<locked>>
81%
36230
57%
**20
94%
Hodgdon H4831 SC
<<locked>>
81%
40437
63%
**02
96%
Hodgdon Hybrid 100V
<<locked>>
81%
46775
73%
**70
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26165
41%
**33
93%
IMR 4350
<<locked>>
81%
49095
77%
**20
100%
IMR 4831
<<locked>>
81%
44614
70%
**57
100%
IMR 4955 Enduron
<<locked>>
81%
40364
63%
**75
96%
IMR 7828 SSC
<<locked>>
81%
39740
62%
**48
96%
[IMR 7977 Enduron]*
<<locked>>
89%
44628
70%
**11
90%
[IMR 8133 Enduron]*
<<locked>>
86%
27383
43%
**78
90%
Lovex S065
<<locked>>
81%
52794
83%
**52
100%
Lovex S070
<<locked>>
81%
51184
80%
**52
100%
Lovex S071
<<locked>>
81%
33562
53%
**47
98%
Norma 204
<<locked>>
81%
49472
78%
**66
99%
[Norma 217]*
<<locked>>
81%
23772
37%
**83
90%
Norma MRP
<<locked>>
81%
41104
64%
**90
99%
Norma URP
<<locked>>
81%
50575
79%
**62
100%
Ramshot Hunter
<<locked>>
81%
49472
78%
**66
100%
Ramshot Magnum
<<locked>>
81%
36230
57%
**65
97%
ReloadSwiss RS 14
<<locked>>
92%
34490
54%
**40
100%
ReloadSwiss RS 62
<<locked>>
81%
51924
81%
**02
100%
ReloadSwiss RS 70
<<locked>>
81%
50372
79%
**28
100%
ReloadSwiss RS 76
<<locked>>
81%
30908
48%
**06
96%
[ReloadSwiss RS 80]*
<<locked>>
83%
30255
47%
**70
90%
Rottweil R 904
<<locked>>
81%
44512
70%
**57
98%
Rottweil R 905
<<locked>>
81%
42627
67%
**57
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
51779
81%
**10
100%
Shooters World Long Rifle
<<locked>>
81%
52794
83%
**52
100%
Somchem S361
<<locked>>
81%
45310
71%
**44
97%
Somchem S365
<<locked>>
81%
47921
75%
**26
100%
Somchem S385
<<locked>>
81%
43120
68%
**38
99%
Vihtavuori N150
<<locked>>
81%
50430
79%
**70
100%
Vihtavuori N165
<<locked>>
81%
36376
57%
**03
97%
[Vihtavuori N170]*
<<locked>>
92%
39088
61%
**62
90%
Vihtavuori N555
<<locked>>
81%
42235
66%
**51
100%
Vihtavuori N560
<<locked>>
81%
39073
61%
**41
95%
[Vihtavuori N565]*
<<locked>>
81%
33808
53%
**13
94%
[Vihtavuori N568]*
<<locked>>
83%
31241
49%
**83
90%
[Vihtavuori N570]*
<<locked>>
89%
36680
57%
**31
90%
Winchester 6.5 StaBALL
<<locked>>
81%
51590
81%
**20
100%
Winchester StaBALL HD
<<locked>>
81%
34055
53%
**18
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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