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Load data for .300 Rem. Ultra Mag + .308 | 165gr | AERO SB,- smax:18.15

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Rottweil R 905

.300 Rem. Ultra Mag + .308 | 165gr | AERO SB,- smax:18.15

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | AERO SB,- smax:18.15
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.364" | 34.6mm
Caliber:
.300 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.670" | 17.0mm
Shank Seated Depth:
0.670" | 17.0mm
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_B68_C374
Last updated:
2025-01-01

Load data for 130 loads in caliber .300 Rem. Ultra Mag with .308 | 165gr | AERO SB,- smax:18.15 bullet and 65 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, 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>>
91%
58131
89%
**02
100%
ADI AR 2213
<<locked>>
94%
58465
90%
**45
99%
ADI AR 2217
<<locked>>
97%
47123
73%
**44
98%
ADI AR 2225
<<locked>>
97%
42322
65%
**99
99%
Accurate 3100
<<locked>>
94%
58189
90%
**43
100%
Accurate 4350
<<locked>>
86%
58291
90%
**69
100%
Accurate MAGPRO
<<locked>>
94%
58233
90%
**41
98%
Alliant Reloder-16
<<locked>>
87%
58073
89%
**05
100%
Alliant Reloder-19 👍
<<locked>>
91%
57914
89%
**02
100%
Alliant Reloder-22 👍
<<locked>>
94%
58349
90%
**38
100%
Alliant Reloder-23
<<locked>>
95%
57986
89%
**86
100%
Alliant Reloder-25
<<locked>>
97%
53447
82%
**79
100%
Alliant Reloder-26
<<locked>>
91%
58189
90%
**58
100%
[Alliant Reloder-33]*
<<locked>>
97%
43468
67%
**15
92%
Hodgdon H1000
<<locked>>
97%
47123
73%
**44
98%
Hodgdon H4350
<<locked>>
89%
58450
90%
**59
100%
Hodgdon H4831
<<locked>>
96%
57986
89%
**79
99%
Hodgdon H4831 SC
<<locked>>
93%
58160
90%
**89
99%
Hodgdon Hybrid 100V
<<locked>>
89%
57827
89%
**20
100%
Hodgdon LVR
<<locked>>
84%
58001
89%
**76
100%
Hodgdon Retumbo
<<locked>>
97%
42322
65%
**99
99%
Hodgdon Superperformance
<<locked>>
84%
58218
90%
**12
100%
Hodgdon TrailBoss
<<locked>>
97%
35578
55%
**90
100%
IMR 4350
<<locked>>
87%
58305
90%
**53
100%
IMR 4451 Enduron
<<locked>>
84%
58378
90%
**43
100%
IMR 4831
<<locked>>
90%
57827
89%
**53
100%
IMR 4955 Enduron
<<locked>>
94%
58059
89%
**56
99%
IMR 7828 SSC
<<locked>>
93%
58204
90%
**51
99%
[IMR 7977 Enduron]*
<<locked>>
97%
55332
85%
**51
92%
[IMR 8133 Enduron]*
<<locked>>
97%
37637
58%
**84
94%
Lovex S065
<<locked>>
85%
58479
90%
**33
100%
Lovex S070
<<locked>>
86%
58378
90%
**56
100%
Lovex S071
<<locked>>
97%
53592
82%
**74
100%
Norma 204
<<locked>>
87%
58421
90%
**89
100%
Norma 217
<<locked>>
97%
38072
59%
**20
97%
Norma MRP 👍
<<locked>>
92%
58320
90%
**58
100%
Norma URP
<<locked>>
86%
58044
89%
**76
100%
Ramshot Hunter
<<locked>>
87%
57972
89%
**89
100%
Ramshot Magnum
<<locked>>
94%
57769
89%
**95
100%
ReloadSwiss RS 14
<<locked>>
97%
36187
56%
**26
100%
ReloadSwiss RS 60
<<locked>>
83%
58378
90%
**18
100%
ReloadSwiss RS 62
<<locked>>
85%
57928
89%
**76
100%
ReloadSwiss RS 70
<<locked>>
86%
58262
90%
**35
100%
ReloadSwiss RS 76
<<locked>>
97%
53142
82%
**35
100%
ReloadSwiss RS 80
<<locked>>
97%
47964
74%
**07
97%
Rottweil R 904
<<locked>>
90%
57870
89%
**56
99%
Rottweil R 905 👍
<<locked>>
92%
58349
90%
**05
100%
Rottweil R 907
<<locked>>
84%
57856
89%
**36
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
58088
89%
**94
100%
Shooters World Long Rifle
<<locked>>
85%
58479
90%
**33
100%
Somchem S361
<<locked>>
90%
58349
90%
**30
99%
Somchem S365
<<locked>>
88%
58436
90%
**66
100%
Somchem S385
<<locked>>
91%
58436
90%
**63
100%
Vihtavuori N135
<<locked>>
83%
58015
89%
**35
100%
Vihtavuori N150
<<locked>>
87%
58450
90%
**81
100%
Vihtavuori N160
<<locked>>
84%
58189
90%
**40
100%
Vihtavuori N165
<<locked>>
96%
58030
89%
**46
100%
Vihtavuori N550
<<locked>>
84%
58305
90%
**79
100%
Vihtavuori N555
<<locked>>
92%
58262
90%
**89
100%
Vihtavuori N560
<<locked>>
93%
57754
89%
**45
99%
Vihtavuori N565
<<locked>>
97%
55796
86%
**89
99%
Vihtavuori N568
<<locked>>
97%
49588
76%
**23
96%
[Vihtavuori N570]*
<<locked>>
97%
47224
73%
**07
93%
Winchester 6.5 StaBALL
<<locked>>
86%
58465
90%
**90
100%
Winchester StaBALL HD
<<locked>>
96%
58378
90%
**77
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41321
64%
**17
97%
[ADI AR 2213]*
<<locked>>
81%
36782
57%
**31
93%
[ADI AR 2217]*
<<locked>>
85%
31125
48%
**67
90%
[ADI AR 2225]*
<<locked>>
83%
26121
40%
**52
90%
Accurate 3100
<<locked>>
81%
36579
56%
**72
98%
Accurate 4350
<<locked>>
81%
49255
76%
**38
100%
[Accurate MAGPRO]*
<<locked>>
81%
35868
55%
**18
91%
Alliant Reloder-16
<<locked>>
81%
47442
73%
**51
100%
Alliant Reloder-19
<<locked>>
81%
41104
63%
**03
97%
Alliant Reloder-22
<<locked>>
81%
36970
57%
**44
95%
Alliant Reloder-23
<<locked>>
81%
35404
54%
**98
100%
Alliant Reloder-25
<<locked>>
81%
30661
47%
**10
96%
Alliant Reloder-26
<<locked>>
81%
39639
61%
**53
100%
[Alliant Reloder-33]*
<<locked>>
94%
38595
59%
**10
90%
[Hodgdon H1000]*
<<locked>>
85%
31125
48%
**67
90%
Hodgdon H4350
<<locked>>
81%
44933
69%
**30
98%
[Hodgdon H4831]*
<<locked>>
81%
34490
53%
**30
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
38682
60%
**31
94%
Hodgdon Hybrid 100V
<<locked>>
81%
44672
69%
**30
100%
Hodgdon LVR
<<locked>>
81%
51721
80%
**77
100%
[Hodgdon Retumbo]*
<<locked>>
83%
26121
40%
**52
90%
Hodgdon Superperformance
<<locked>>
81%
51851
80%
**23
100%
Hodgdon TrailBoss
<<locked>>
81%
28166
43%
**29
100%
IMR 4350
<<locked>>
81%
47268
73%
**76
99%
IMR 4451 Enduron
<<locked>>
81%
53505
82%
**77
100%
IMR 4831
<<locked>>
81%
42409
65%
**03
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38508
59%
**02
94%
[IMR 7828 SSC]*
<<locked>>
81%
37782
58%
**61
94%
[IMR 7977 Enduron]*
<<locked>>
94%
49400
76%
**49
90%
[IMR 8133 Enduron]*
<<locked>>
91%
30443
47%
**93
90%
Lovex S065
<<locked>>
81%
50633
78%
**15
100%
Lovex S070
<<locked>>
81%
48979
75%
**08
100%
Lovex S071
<<locked>>
81%
31241
48%
**41
96%
Norma 204
<<locked>>
81%
47587
73%
**18
98%
[Norma 217]*
<<locked>>
87%
26789
41%
**08
90%
Norma MRP
<<locked>>
81%
38798
60%
**13
97%
Norma URP
<<locked>>
81%
48298
74%
**28
100%
Ramshot Hunter
<<locked>>
81%
47355
73%
**25
100%
Ramshot Magnum
<<locked>>
81%
34127
53%
**62
95%
ReloadSwiss RS 14
<<locked>>
81%
28776
44%
**68
100%
ReloadSwiss RS 60
<<locked>>
81%
53722
83%
**59
100%
ReloadSwiss RS 62
<<locked>>
81%
49792
77%
**58
100%
ReloadSwiss RS 70
<<locked>>
81%
48254
74%
**81
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29022
45%
**77
92%
[ReloadSwiss RS 80]*
<<locked>>
87%
33185
51%
**79
90%
Rottweil R 904
<<locked>>
81%
42670
66%
**00
96%
Rottweil R 905
<<locked>>
81%
40553
62%
**87
97%
Rottweil R 907
<<locked>>
81%
51750
80%
**44
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49458
76%
**66
100%
Shooters World Long Rifle
<<locked>>
81%
50633
78%
**15
100%
Somchem S361
<<locked>>
81%
43410
67%
**80
95%
Somchem S365
<<locked>>
81%
45469
70%
**82
100%
Somchem S385
<<locked>>
81%
41075
63%
**67
98%
Vihtavuori N135
<<locked>>
81%
54128
83%
**82
100%
Vihtavuori N150
<<locked>>
81%
48196
74%
**33
100%
Vihtavuori N160
<<locked>>
81%
52011
80%
**48
100%
Vihtavuori N165
<<locked>>
81%
34330
53%
**10
95%
Vihtavuori N550
<<locked>>
81%
52837
81%
**94
100%
Vihtavuori N555
<<locked>>
81%
39610
61%
**80
100%
[Vihtavuori N560]*
<<locked>>
81%
37028
57%
**61
93%
[Vihtavuori N565]*
<<locked>>
81%
31676
49%
**00
90%
[Vihtavuori N568]*
<<locked>>
87%
34635
53%
**08
90%
[Vihtavuori N570]*
<<locked>>
92%
40016
62%
**59
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49559
76%
**79
100%
Winchester StaBALL HD
<<locked>>
81%
31560
49%
**21
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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