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Load data for .300 Rem. Ultra Mag + .308 | 165gr | RWS Doppelkern

Recommended Powder(s):

.300 Rem. Ultra Mag + .308 | 165gr | RWS Doppelkern

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | RWS Doppelkern
Manufacturer SKU:
2146045
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.300 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B5426_C374
Last updated:
2026-04-30

Load data for 122 loads in caliber .300 Rem. Ultra Mag with .308 | 165gr | RWS Doppelkern bullet and 61 powder(s). 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>>
88%
58059
89%
**15
100%
ADI AR 2213 👍
<<locked>>
91%
58262
90%
**45
99%
ADI AR 2217
<<locked>>
97%
52069
80%
**33
99%
[ADI AR 2218]*
<<locked>>
97%
45440
70%
**64
93%
ADI AR 2225
<<locked>>
97%
46978
72%
**90
100%
Accurate 3100
<<locked>>
91%
58117
89%
**43
100%
Accurate MAGPRO
<<locked>>
91%
58044
89%
**38
98%
Alliant Reloder-16
<<locked>>
84%
58233
90%
**09
100%
Alliant Reloder-19
<<locked>>
89%
58117
89%
**99
100%
Alliant Reloder-22 👍
<<locked>>
91%
58450
90%
**38
100%
Alliant Reloder-23
<<locked>>
92%
58291
90%
**72
100%
Alliant Reloder-25 👍
<<locked>>
96%
58233
90%
**41
100%
Alliant Reloder-26
<<locked>>
88%
57870
89%
**41
100%
Alliant Reloder-33
<<locked>>
97%
49734
77%
**30
95%
Baschieri & Pellagri 109
<<locked>>
93%
58247
90%
**86
97%
Bofors RP15
<<locked>>
93%
57841
89%
**28
100%
Bofors RP30
<<locked>>
97%
55390
85%
**09
99%
Bofors RP5
<<locked>>
91%
58450
90%
**38
100%
Hodgdon H1000
<<locked>>
97%
52069
80%
**33
99%
Hodgdon H4350
<<locked>>
84%
57856
89%
**76
100%
Hodgdon H4831
<<locked>>
94%
57899
89%
**79
99%
Hodgdon H4831 SC
<<locked>>
90%
57899
89%
**79
99%
Hodgdon Hybrid 100V
<<locked>>
86%
58001
89%
**20
100%
Hodgdon Retumbo 👍
<<locked>>
97%
58262
90%
**30
100%
Hodgdon TrailBoss
<<locked>>
96%
35476
55%
**06
100%
IMR 4350
<<locked>>
85%
58320
90%
**53
100%
IMR 4831
<<locked>>
88%
58131
89%
**49
100%
IMR 4955 Enduron
<<locked>>
91%
58378
90%
**66
99%
IMR 7828 SSC
<<locked>>
90%
57769
89%
**38
99%
[IMR 7977 Enduron]*
<<locked>>
96%
58030
89%
**07
94%
IMR 8133 Enduron
<<locked>>
97%
42844
66%
**92
97%
Lovex S070
<<locked>>
84%
58044
89%
**56
100%
Lovex S071
<<locked>>
96%
58117
89%
**43
100%
Norma 204
<<locked>>
84%
58320
90%
**89
100%
Norma 217
<<locked>>
97%
43105
66%
**15
99%
Norma MRP
<<locked>>
89%
58320
90%
**48
100%
Norma URP
<<locked>>
84%
57928
89%
**66
100%
Ramshot Grand
<<locked>>
88%
58233
90%
**48
100%
Ramshot Hunter
<<locked>>
84%
58305
90%
**92
100%
Ramshot Magnum
<<locked>>
91%
58073
89%
**99
100%
ReloadSwiss RS 14
<<locked>>
97%
36622
56%
**52
100%
ReloadSwiss RS 70
<<locked>>
83%
57856
89%
**18
100%
ReloadSwiss RS 76 👍
<<locked>>
96%
57957
89%
**97
100%
ReloadSwiss RS 80
<<locked>>
97%
55158
85%
**15
98%
Rottweil R 904
<<locked>>
88%
58450
90%
**72
99%
Rottweil R 905
<<locked>>
89%
58465
90%
**02
100%
SNPE Vectan Tubal 7000
<<locked>>
83%
57798
89%
**90
100%
Somchem S361
<<locked>>
87%
58378
90%
**27
99%
Somchem S365
<<locked>>
85%
58436
90%
**59
100%
Somchem S385
<<locked>>
88%
57972
89%
**56
100%
Vihtavuori N165
<<locked>>
93%
58392
90%
**49
100%
Vihtavuori N170
<<locked>>
97%
57595
89%
**46
95%
Vihtavuori N550
<<locked>>
83%
58262
90%
**53
100%
Vihtavuori N555
<<locked>>
89%
58421
90%
**89
100%
Vihtavuori N560
<<locked>>
89%
57928
89%
**48
99%
Vihtavuori N565
<<locked>>
95%
58160
90%
**18
99%
Vihtavuori N568
<<locked>>
97%
55680
86%
**18
98%
Vihtavuori N570
<<locked>>
97%
52199
80%
**99
95%
Winchester 6.5 StaBALL
<<locked>>
83%
58015
89%
**84
100%
Winchester StaBALL HD
<<locked>>
92%
57754
89%
**61
100%
Winchester Supreme 780
<<locked>>
88%
58450
90%
**59
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
45165
70%
**85
98%
ADI AR 2213
<<locked>>
81%
40335
62%
**20
95%
[ADI AR 2217]*
<<locked>>
81%
30313
47%
**38
90%
[ADI AR 2218]*
<<locked>>
94%
40292
62%
**40
90%
[ADI AR 2225]*
<<locked>>
81%
27441
42%
**98
92%
Accurate 3100
<<locked>>
81%
41046
63%
**64
99%
[Accurate MAGPRO]*
<<locked>>
81%
40132
62%
**07
93%
Alliant Reloder-16
<<locked>>
81%
51750
80%
**17
100%
Alliant Reloder-19
<<locked>>
81%
45150
69%
**85
98%
Alliant Reloder-22
<<locked>>
81%
40944
63%
**23
97%
Alliant Reloder-23
<<locked>>
81%
39595
61%
**80
100%
Alliant Reloder-25
<<locked>>
81%
34127
53%
**95
98%
Alliant Reloder-26
<<locked>>
81%
44585
69%
**35
100%
[Alliant Reloder-33]*
<<locked>>
90%
37768
58%
**87
90%
[Baschieri & Pellagri 109]*
<<locked>>
81%
39929
61%
**31
92%
Bofors RP15
<<locked>>
81%
37985
58%
**57
96%
[Bofors RP30]*
<<locked>>
81%
31618
49%
**10
92%
Bofors RP5
<<locked>>
81%
40944
63%
**23
97%
[Hodgdon H1000]*
<<locked>>
81%
30313
47%
**38
90%
Hodgdon H4350
<<locked>>
81%
53359
82%
**04
99%
[Hodgdon H4831]*
<<locked>>
81%
37826
58%
**15
94%
Hodgdon H4831 SC
<<locked>>
81%
42264
65%
**10
95%
Hodgdon Hybrid 100V
<<locked>>
81%
48747
75%
**95
100%
Hodgdon Retumbo
<<locked>>
81%
33373
51%
**18
95%
Hodgdon TrailBoss
<<locked>>
81%
28514
44%
**55
100%
IMR 4350
<<locked>>
81%
50966
78%
**41
100%
IMR 4831
<<locked>>
81%
46485
72%
**69
100%
IMR 4955 Enduron
<<locked>>
81%
41916
65%
**74
95%
IMR 7828 SSC
<<locked>>
81%
41698
64%
**59
96%
[IMR 7977 Enduron]*
<<locked>>
90%
47007
72%
**23
90%
[IMR 8133 Enduron]*
<<locked>>
86%
29646
46%
**70
90%
Lovex S070
<<locked>>
81%
53127
82%
**81
100%
Lovex S071
<<locked>>
81%
35157
54%
**33
98%
Norma 204
<<locked>>
81%
52011
80%
**90
99%
[Norma 217]*
<<locked>>
82%
25889
40%
**69
90%
Norma MRP
<<locked>>
81%
43395
67%
**92
99%
Norma URP
<<locked>>
81%
52692
81%
**97
100%
Ramshot Grand
<<locked>>
81%
43918
68%
**05
97%
Ramshot Hunter
<<locked>>
81%
51837
80%
**94
100%
Ramshot Magnum
<<locked>>
81%
38653
59%
**57
97%
ReloadSwiss RS 14
<<locked>>
81%
29167
45%
**95
100%
ReloadSwiss RS 70
<<locked>>
81%
53026
82%
**53
100%
ReloadSwiss RS 76
<<locked>>
81%
32663
50%
**82
96%
[ReloadSwiss RS 80]*
<<locked>>
84%
32735
50%
**62
90%
Rottweil R 904
<<locked>>
81%
46282
71%
**66
97%
Rottweil R 905
<<locked>>
81%
44570
69%
**72
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
53693
83%
**31
100%
Somchem S361
<<locked>>
81%
47253
73%
**49
97%
Somchem S365
<<locked>>
81%
50212
77%
**41
100%
Somchem S385
<<locked>>
81%
45063
69%
**49
99%
Vihtavuori N165
<<locked>>
81%
39233
60%
**18
97%
[Vihtavuori N170]*
<<locked>>
88%
42148
65%
**74
90%
Vihtavuori N550
<<locked>>
81%
53737
83%
**90
100%
Vihtavuori N555
<<locked>>
81%
44280
68%
**66
100%
Vihtavuori N560
<<locked>>
81%
43192
66%
**92
96%
[Vihtavuori N565]*
<<locked>>
81%
35679
55%
**92
93%
[Vihtavuori N568]*
<<locked>>
84%
34142
53%
**89
90%
[Vihtavuori N570]*
<<locked>>
89%
39073
60%
**30
90%
Winchester 6.5 StaBALL
<<locked>>
81%
53954
83%
**31
100%
Winchester StaBALL HD
<<locked>>
81%
36898
57%
**20
100%
Winchester Supreme 780
<<locked>>
81%
45469
70%
**49
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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