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Load data for .338 Rem. Ultra Mag + .338 | 300gr | Berger Hybrid Target

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

.338 Rem. Ultra Mag + .338 | 300gr | Berger Hybrid Target

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 300gr | Berger Hybrid Target
Manufacturer SKU:
33401
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.820" | 46.2mm
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:
1.034" | 26.3mm
Shank Seated Depth:
0.764" | 19.4mm
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_B1137_C459
Last updated:
2025-02-02
Recommended Twist Rate:
1:11 - 1:9

Load data for 124 loads in caliber .338 Rem. Ultra Mag with .338 | 300gr | Berger Hybrid Target bullet and 62 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>>
91%
57276
90%
**41
100%
ADI AR 2213 👍
<<locked>>
94%
57014
89%
**80
100%
ADI AR 2217
<<locked>>
97%
46354
73%
**29
99%
[ADI AR 2218]*
<<locked>>
97%
39885
63%
**80
93%
ADI AR 2225
<<locked>>
97%
41727
65%
**10
100%
Accurate 3100
<<locked>>
94%
57101
89%
**88
100%
Accurate 4350
<<locked>>
85%
57029
89%
**92
100%
Accurate MAGPRO
<<locked>>
94%
56956
89%
**97
99%
Alliant Reloder-16
<<locked>>
87%
57334
90%
**28
100%
Alliant Reloder-19
<<locked>>
91%
57290
90%
**41
100%
Alliant Reloder-22 👍
<<locked>>
94%
57101
89%
**70
100%
Alliant Reloder-23
<<locked>>
95%
57203
90%
**25
100%
Alliant Reloder-25
<<locked>>
97%
52402
82%
**38
100%
Alliant Reloder-26
<<locked>>
91%
56724
89%
**93
100%
Alliant Reloder-33
<<locked>>
97%
42438
67%
**33
95%
Hodgdon H1000
<<locked>>
97%
46354
73%
**29
99%
Hodgdon H4350
<<locked>>
88%
57087
89%
**85
100%
Hodgdon H4831
<<locked>>
96%
57305
90%
**31
100%
Hodgdon H4831 SC
<<locked>>
93%
57305
90%
**31
100%
Hodgdon Hybrid 100V
<<locked>>
88%
56855
89%
**52
100%
Hodgdon LVR
<<locked>>
84%
56855
89%
**95
100%
Hodgdon Retumbo
<<locked>>
97%
41727
65%
**10
100%
Hodgdon Superperformance
<<locked>>
84%
56956
89%
**48
100%
IMR 4350
<<locked>>
87%
57087
89%
**82
100%
IMR 4831
<<locked>>
90%
57319
90%
**82
100%
IMR 4955 Enduron
<<locked>>
93%
57203
90%
**98
100%
IMR 7828 SSC 👍
<<locked>>
93%
57203
90%
**93
100%
[IMR 7977 Enduron]*
<<locked>>
97%
54375
85%
**29
94%
IMR 8133 Enduron
<<locked>>
97%
37260
58%
**31
97%
Lovex S065
<<locked>>
85%
57101
89%
**52
100%
Lovex S070
<<locked>>
86%
57014
89%
**75
100%
Lovex S071
<<locked>>
97%
53301
84%
**43
100%
Norma 204
<<locked>>
86%
56971
89%
**21
100%
Norma 217
<<locked>>
97%
37565
59%
**51
99%
Norma MRP
<<locked>>
92%
57305
90%
**93
100%
Norma URP
<<locked>>
86%
57290
90%
**02
100%
Ramshot Hunter
<<locked>>
87%
57334
90%
**25
100%
Ramshot Magnum
<<locked>>
94%
57130
90%
**61
100%
ReloadSwiss RS 62
<<locked>>
85%
57159
90%
**18
100%
ReloadSwiss RS 70
<<locked>>
86%
57043
89%
**61
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
51605
81%
**90
100%
ReloadSwiss RS 80
<<locked>>
97%
46615
73%
**05
98%
Rottweil R 904
<<locked>>
90%
57014
89%
**02
100%
Rottweil R 905
<<locked>>
91%
57043
89%
**38
100%
Rottweil R 907
<<locked>>
84%
56971
89%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
56753
89%
**26
100%
Shooters World Long Rifle
<<locked>>
85%
57101
89%
**52
100%
Somchem S361
<<locked>>
89%
57246
90%
**82
100%
Somchem S365
<<locked>>
88%
57217
90%
**88
100%
Somchem S385
<<locked>>
91%
56884
89%
**02
100%
Vihtavuori N150
<<locked>>
86%
56652
89%
**97
100%
Vihtavuori N160
<<locked>>
84%
57319
90%
**65
100%
Vihtavuori N165
<<locked>>
96%
56898
89%
**92
100%
[Vihtavuori N170]*
<<locked>>
97%
43482
68%
**34
93%
Vihtavuori N550
<<locked>>
83%
56956
89%
**95
100%
Vihtavuori N555
<<locked>>
92%
56927
89%
**15
100%
Vihtavuori N560 👍
<<locked>>
94%
57261
90%
**00
100%
Vihtavuori N565
<<locked>>
97%
54868
86%
**61
100%
Vihtavuori N568
<<locked>>
97%
47790
75%
**05
98%
Vihtavuori N570
<<locked>>
97%
46035
72%
**05
96%
Winchester 6.5 StaBALL
<<locked>>
85%
57058
89%
**39
100%
Winchester StaBALL HD
<<locked>>
96%
57377
90%
**26
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41713
65%
**21
99%
ADI AR 2213
<<locked>>
81%
37014
58%
**65
96%
[ADI AR 2217]*
<<locked>>
81%
27673
43%
**46
92%
[ADI AR 2218]*
<<locked>>
93%
35201
55%
**75
90%
[ADI AR 2225]*
<<locked>>
81%
25135
39%
**26
94%
Accurate 3100
<<locked>>
81%
37492
59%
**13
100%
Accurate 4350
<<locked>>
81%
50082
78%
**06
100%
[Accurate MAGPRO]*
<<locked>>
81%
36332
57%
**69
94%
Alliant Reloder-16
<<locked>>
81%
47993
75%
**10
100%
Alliant Reloder-19
<<locked>>
81%
41655
65%
**15
99%
Alliant Reloder-22
<<locked>>
81%
37260
58%
**72
98%
Alliant Reloder-23
<<locked>>
81%
36085
57%
**33
100%
Alliant Reloder-25
<<locked>>
81%
31343
49%
**80
99%
Alliant Reloder-26
<<locked>>
81%
39740
62%
**67
100%
[Alliant Reloder-33]*
<<locked>>
89%
32372
51%
**29
90%
[Hodgdon H1000]*
<<locked>>
81%
27673
43%
**46
92%
Hodgdon H4350
<<locked>>
81%
45455
71%
**28
100%
Hodgdon H4831
<<locked>>
81%
35099
55%
**80
95%
Hodgdon H4831 SC
<<locked>>
81%
38812
61%
**56
96%
Hodgdon Hybrid 100V
<<locked>>
81%
45194
71%
**11
100%
Hodgdon LVR
<<locked>>
81%
52373
82%
**36
100%
[Hodgdon Retumbo]*
<<locked>>
81%
25135
39%
**26
94%
Hodgdon Superperformance
<<locked>>
81%
51430
81%
**79
100%
IMR 4350
<<locked>>
81%
47718
75%
**57
100%
IMR 4831
<<locked>>
81%
43236
68%
**98
100%
IMR 4955 Enduron
<<locked>>
81%
38943
61%
**23
97%
IMR 7828 SSC
<<locked>>
81%
38072
60%
**98
97%
[IMR 7977 Enduron]*
<<locked>>
88%
41118
64%
**29
90%
[IMR 8133 Enduron]*
<<locked>>
84%
24801
39%
**23
90%
Lovex S065
<<locked>>
81%
51285
80%
**83
100%
Lovex S070
<<locked>>
81%
49545
78%
**83
100%
Lovex S071
<<locked>>
81%
32401
51%
**21
99%
Norma 204
<<locked>>
81%
47906
75%
**97
99%
[Norma 217]*
<<locked>>
81%
22539
35%
**70
91%
Norma MRP
<<locked>>
81%
39015
61%
**31
99%
Norma URP
<<locked>>
81%
48791
76%
**97
100%
Ramshot Hunter
<<locked>>
81%
47630
75%
**00
100%
Ramshot Magnum
<<locked>>
81%
34490
54%
**23
98%
ReloadSwiss RS 62
<<locked>>
81%
49893
78%
**29
100%
ReloadSwiss RS 70
<<locked>>
81%
48196
76%
**49
100%
ReloadSwiss RS 76
<<locked>>
81%
29443
46%
**70
97%
[ReloadSwiss RS 80]*
<<locked>>
82%
27456
43%
**05
90%
Rottweil R 904
<<locked>>
81%
42975
67%
**01
98%
Rottweil R 905
<<locked>>
81%
41147
64%
**08
99%
Rottweil R 907
<<locked>>
81%
52359
82%
**06
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
50256
79%
**41
100%
Shooters World Long Rifle
<<locked>>
81%
51285
80%
**83
100%
Somchem S361
<<locked>>
81%
43700
68%
**92
98%
Somchem S365
<<locked>>
81%
46093
72%
**60
100%
Somchem S385
<<locked>>
81%
41408
65%
**88
99%
Vihtavuori N150
<<locked>>
81%
49037
77%
**08
100%
Vihtavuori N160
<<locked>>
81%
52576
82%
**10
100%
Vihtavuori N165
<<locked>>
81%
34983
55%
**64
98%
[Vihtavuori N170]*
<<locked>>
91%
35679
56%
**93
90%
Vihtavuori N550
<<locked>>
81%
52924
83%
**52
100%
Vihtavuori N555
<<locked>>
81%
40437
63%
**95
100%
Vihtavuori N560
<<locked>>
81%
37318
58%
**88
96%
[Vihtavuori N565]*
<<locked>>
81%
32068
50%
**73
94%
[Vihtavuori N568]*
<<locked>>
81%
28369
44%
**18
90%
[Vihtavuori N570]*
<<locked>>
87%
33272
52%
**52
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49284
77%
**51
100%
Winchester StaBALL HD
<<locked>>
81%
32184
50%
**75
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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