top of page

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

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 OTM Tactical

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.338 | 300gr | Berger Hybrid OTM Tactical
Manufacturer SKU:
33109
Bullet Weight:
300gr | 19.4g
Bullet Diameter:
0.338" | 8.59mm
Bullet Length:
1.819" | 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:
1.033" | 26.2mm
Shank Seated Depth:
0.722" | 18.3mm
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_B1141_C459
Last updated:
2025-01-01
Recommended Twist Rate:
1:11 - 1:9

Load data for 124 loads in caliber .338 Rem. Ultra Mag with .338 | 300gr | Berger Hybrid OTM Tactical 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
90%
56942
89%
**41
100%
ADI AR 2213 👍
<<locked>>
94%
57043
89%
**84
100%
ADI AR 2217
<<locked>>
97%
46369
73%
**29
99%
[ADI AR 2218]*
<<locked>>
97%
39914
63%
**80
93%
ADI AR 2225
<<locked>>
97%
41756
65%
**13
100%
Accurate 3100
<<locked>>
94%
57130
90%
**88
100%
Accurate 4350
<<locked>>
85%
57043
89%
**95
100%
Accurate MAGPRO
<<locked>>
94%
56985
89%
**00
99%
Alliant Reloder-16
<<locked>>
87%
57363
90%
**28
100%
Alliant Reloder-19
<<locked>>
91%
57319
90%
**41
100%
Alliant Reloder-22 👍
<<locked>>
94%
57130
90%
**74
100%
Alliant Reloder-23
<<locked>>
95%
57217
90%
**25
100%
Alliant Reloder-25
<<locked>>
97%
52620
82%
**38
100%
Alliant Reloder-26
<<locked>>
91%
56753
89%
**97
100%
Alliant Reloder-33
<<locked>>
97%
42467
67%
**33
95%
Hodgdon H1000
<<locked>>
97%
46369
73%
**29
99%
Hodgdon H4350
<<locked>>
88%
57116
89%
**85
100%
Hodgdon H4831
<<locked>>
96%
57334
90%
**31
100%
Hodgdon H4831 SC
<<locked>>
93%
57334
90%
**31
100%
Hodgdon Hybrid 100V
<<locked>>
88%
56739
89%
**49
100%
Hodgdon LVR
<<locked>>
84%
56884
89%
**95
100%
Hodgdon Retumbo
<<locked>>
97%
41756
65%
**13
100%
Hodgdon Superperformance
<<locked>>
84%
56855
89%
**48
100%
IMR 4350
<<locked>>
87%
57319
90%
**85
100%
IMR 4831
<<locked>>
90%
57348
90%
**82
100%
IMR 4955 Enduron
<<locked>>
93%
57232
90%
**02
100%
IMR 7828 SSC 👍
<<locked>>
93%
57232
90%
**93
100%
[IMR 7977 Enduron]*
<<locked>>
97%
54404
85%
**29
94%
IMR 8133 Enduron
<<locked>>
97%
37289
58%
**31
97%
Lovex S065
<<locked>>
85%
57116
90%
**56
100%
Lovex S070
<<locked>>
86%
57043
89%
**75
100%
Lovex S071
<<locked>>
97%
53185
83%
**39
100%
Norma 204
<<locked>>
86%
57000
89%
**21
100%
Norma 217
<<locked>>
97%
37594
59%
**51
99%
Norma MRP
<<locked>>
92%
57334
90%
**93
100%
Norma URP
<<locked>>
86%
57319
90%
**02
100%
Ramshot Hunter
<<locked>>
87%
57348
90%
**25
100%
Ramshot Magnum
<<locked>>
94%
57174
90%
**61
100%
ReloadSwiss RS 62
<<locked>>
85%
57188
90%
**18
100%
ReloadSwiss RS 70
<<locked>>
86%
57072
89%
**61
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
51634
81%
**93
100%
ReloadSwiss RS 80
<<locked>>
97%
46644
73%
**05
98%
Rottweil R 904
<<locked>>
90%
57043
89%
**02
100%
Rottweil R 905
<<locked>>
91%
57072
89%
**38
100%
Rottweil R 907
<<locked>>
84%
57000
89%
**62
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
57406
90%
**29
100%
Shooters World Long Rifle
<<locked>>
85%
57116
90%
**56
100%
Somchem S361
<<locked>>
89%
57276
90%
**82
100%
Somchem S365
<<locked>>
87%
56869
89%
**88
100%
Somchem S385
<<locked>>
91%
56913
89%
**02
100%
Vihtavuori N150
<<locked>>
86%
56681
89%
**97
100%
Vihtavuori N160
<<locked>>
84%
57348
90%
**65
100%
Vihtavuori N165
<<locked>>
96%
56927
89%
**92
100%
[Vihtavuori N170]*
<<locked>>
97%
43511
68%
**34
93%
Vihtavuori N550
<<locked>>
83%
56985
89%
**98
100%
Vihtavuori N555
<<locked>>
92%
57188
90%
**21
100%
Vihtavuori N560 👍
<<locked>>
94%
57290
90%
**00
100%
Vihtavuori N565
<<locked>>
97%
54911
86%
**61
100%
Vihtavuori N568
<<locked>>
97%
47819
75%
**08
98%
Vihtavuori N570
<<locked>>
97%
45919
72%
**05
96%
Winchester 6.5 StaBALL
<<locked>>
85%
57087
89%
**39
100%
Winchester StaBALL HD
<<locked>>
96%
57363
90%
**26
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41553
65%
**18
99%
ADI AR 2213
<<locked>>
81%
37028
58%
**65
96%
[ADI AR 2217]*
<<locked>>
81%
27688
43%
**46
92%
[ADI AR 2218]*
<<locked>>
94%
35621
56%
**85
90%
[ADI AR 2225]*
<<locked>>
81%
25150
39%
**26
94%
Accurate 3100
<<locked>>
81%
37507
59%
**13
100%
Accurate 4350
<<locked>>
81%
50096
79%
**10
100%
[Accurate MAGPRO]*
<<locked>>
81%
36361
57%
**69
94%
Alliant Reloder-16
<<locked>>
81%
48008
75%
**10
100%
Alliant Reloder-19
<<locked>>
81%
41669
65%
**18
99%
Alliant Reloder-22
<<locked>>
81%
37275
58%
**72
98%
Alliant Reloder-23
<<locked>>
81%
36100
57%
**36
100%
Alliant Reloder-25
<<locked>>
81%
31198
49%
**77
99%
Alliant Reloder-26
<<locked>>
81%
39769
62%
**64
100%
[Alliant Reloder-33]*
<<locked>>
89%
32387
51%
**29
90%
[Hodgdon H1000]*
<<locked>>
81%
27688
43%
**46
92%
Hodgdon H4350
<<locked>>
81%
45469
71%
**28
100%
Hodgdon H4831
<<locked>>
81%
35114
55%
**83
95%
Hodgdon H4831 SC
<<locked>>
81%
38841
61%
**56
96%
Hodgdon Hybrid 100V
<<locked>>
81%
45223
71%
**11
100%
Hodgdon LVR
<<locked>>
81%
52272
82%
**36
100%
[Hodgdon Retumbo]*
<<locked>>
81%
25150
39%
**26
94%
Hodgdon Superperformance
<<locked>>
81%
51459
81%
**79
100%
IMR 4350
<<locked>>
81%
47427
74%
**57
100%
IMR 4831
<<locked>>
81%
43250
68%
**98
100%
IMR 4955 Enduron
<<locked>>
81%
38957
61%
**23
97%
IMR 7828 SSC
<<locked>>
81%
37985
60%
**98
97%
[IMR 7977 Enduron]*
<<locked>>
88%
41133
64%
**29
90%
[IMR 8133 Enduron]*
<<locked>>
84%
24816
39%
**23
90%
Lovex S065
<<locked>>
81%
51314
80%
**83
100%
Lovex S070
<<locked>>
81%
49443
77%
**80
100%
Lovex S071
<<locked>>
81%
32329
51%
**18
99%
Norma 204
<<locked>>
81%
47935
75%
**97
99%
[Norma 217]*
<<locked>>
81%
22553
35%
**73
91%
Norma MRP
<<locked>>
81%
39044
61%
**31
99%
Norma URP
<<locked>>
81%
48820
76%
**97
100%
Ramshot Hunter
<<locked>>
81%
47645
75%
**00
100%
Ramshot Magnum
<<locked>>
81%
34505
54%
**23
98%
ReloadSwiss RS 62
<<locked>>
81%
49922
78%
**29
100%
ReloadSwiss RS 70
<<locked>>
81%
48211
76%
**49
100%
ReloadSwiss RS 76
<<locked>>
81%
29457
46%
**73
97%
[ReloadSwiss RS 80]*
<<locked>>
82%
27383
43%
**08
90%
Rottweil R 904
<<locked>>
81%
42989
67%
**01
98%
Rottweil R 905
<<locked>>
81%
41162
64%
**08
99%
Rottweil R 907
<<locked>>
81%
52257
82%
**03
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
50227
79%
**41
100%
Shooters World Long Rifle
<<locked>>
81%
51314
80%
**83
100%
Somchem S361
<<locked>>
81%
43714
68%
**95
98%
Somchem S365
<<locked>>
81%
45759
72%
**51
100%
Somchem S385
<<locked>>
81%
41437
65%
**88
99%
Vihtavuori N150
<<locked>>
81%
49052
77%
**11
100%
Vihtavuori N160
<<locked>>
81%
52591
82%
**13
100%
Vihtavuori N165
<<locked>>
81%
34998
55%
**67
98%
[Vihtavuori N170]*
<<locked>>
91%
35708
56%
**93
90%
Vihtavuori N550
<<locked>>
81%
52953
83%
**52
100%
Vihtavuori N555
<<locked>>
81%
40263
63%
**95
100%
Vihtavuori N560
<<locked>>
81%
37347
59%
**88
96%
[Vihtavuori N565]*
<<locked>>
81%
32082
50%
**73
94%
[Vihtavuori N568]*
<<locked>>
81%
28297
44%
**14
90%
[Vihtavuori N570]*
<<locked>>
88%
33286
52%
**46
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49313
77%
**51
100%
Winchester StaBALL HD
<<locked>>
81%
32126
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

bottom of page