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Load data for .300 Rem. Ultra Mag + .308 | 168gr | Hasler ARIETE

Recommended Powder(s):

.300 Rem. Ultra Mag + .308 | 168gr | Hasler ARIETE

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 168gr | Hasler ARIETE
Manufacturer SKU:
A30-168
Bullet Weight:
168gr | 10.9g
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_B7076_C374
Last updated:
2026-03-24
Recommended Twist Rate:
1:11 - 1:9

Load data for 142 loads in caliber .300 Rem. Ultra Mag with .308 | 168gr | Hasler ARIETE bullet and 71 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>>
91%
57957
89%
**86
100%
ADI AR 2213
<<locked>>
94%
58363
90%
**18
99%
ADI AR 2217
<<locked>>
97%
47616
73%
**35
98%
ADI AR 2225
<<locked>>
97%
42395
65%
**89
99%
Accurate 3100
<<locked>>
94%
58291
90%
**17
100%
Accurate 4350
<<locked>>
85%
58146
89%
**49
100%
Accurate MAGPRO
<<locked>>
94%
58218
90%
**18
98%
Alliant Reloder-16
<<locked>>
87%
57972
89%
**86
100%
Alliant Reloder-19
<<locked>>
91%
58378
90%
**86
100%
Alliant Reloder-22 👍
<<locked>>
94%
58378
90%
**15
100%
Alliant Reloder-23
<<locked>>
95%
57885
89%
**56
100%
Alliant Reloder-25
<<locked>>
97%
54157
83%
**66
100%
Alliant Reloder-26
<<locked>>
90%
57928
89%
**35
100%
[Alliant Reloder-33]*
<<locked>>
97%
44164
68%
**15
93%
Baschieri & Pellagri 109
<<locked>>
95%
58378
90%
**53
97%
Bofors RP15
<<locked>>
96%
57769
89%
**05
100%
Bofors RP30
<<locked>>
97%
49864
77%
**97
98%
Bofors RP5 👍
<<locked>>
94%
58378
90%
**15
100%
Bofors RP7
<<locked>>
84%
58305
90%
**27
100%
Hodgdon H1000
<<locked>>
97%
47616
73%
**35
98%
Hodgdon H4350
<<locked>>
89%
58363
90%
**33
100%
Hodgdon H4831
<<locked>>
96%
58363
90%
**63
99%
Hodgdon H4831 SC
<<locked>>
92%
58160
90%
**66
99%
Hodgdon Hybrid 100V
<<locked>>
89%
58363
90%
**10
100%
Hodgdon LVR
<<locked>>
84%
57870
89%
**46
100%
Hodgdon Retumbo
<<locked>>
97%
42395
65%
**89
99%
Hodgdon Superperformance
<<locked>>
84%
58059
89%
**95
100%
Hodgdon TrailBoss
<<locked>>
97%
35578
55%
**70
100%
IMR 4350
<<locked>>
87%
58102
89%
**23
100%
IMR 4451 Enduron
<<locked>>
83%
58117
89%
**23
100%
IMR 4831
<<locked>>
91%
58378
90%
**33
100%
IMR 4955 Enduron
<<locked>>
93%
57885
89%
**30
99%
IMR 7828 SSC
<<locked>>
93%
58465
90%
**38
99%
[IMR 7977 Enduron]*
<<locked>>
97%
55796
86%
**38
92%
IMR 8133 Enduron
<<locked>>
97%
38189
59%
**80
95%
Lovex S065
<<locked>>
85%
58189
90%
**13
100%
Lovex S070
<<locked>>
86%
58131
89%
**27
100%
Lovex S071
<<locked>>
97%
54215
83%
**61
100%
Norma 204
<<locked>>
87%
58363
90%
**72
100%
Norma 217
<<locked>>
97%
38029
59%
**07
97%
Norma MRP 👍
<<locked>>
92%
58247
90%
**31
100%
Norma URP
<<locked>>
86%
58044
89%
**49
100%
Ramshot Grand 👍
<<locked>>
90%
57870
89%
**35
99%
Ramshot Hunter
<<locked>>
87%
57812
89%
**69
100%
Ramshot Magnum
<<locked>>
94%
57914
89%
**76
100%
ReloadSwiss RS 14
<<locked>>
97%
36187
56%
**09
100%
ReloadSwiss RS 62
<<locked>>
85%
58088
89%
**56
100%
ReloadSwiss RS 70
<<locked>>
86%
58146
89%
**05
100%
ReloadSwiss RS 76
<<locked>>
97%
53983
83%
**31
100%
ReloadSwiss RS 80
<<locked>>
97%
48791
75%
**04
97%
Rottweil R 904
<<locked>>
90%
58407
90%
**49
99%
Rottweil R 905
<<locked>>
91%
58189
90%
**76
100%
Rottweil R 907
<<locked>>
84%
58305
90%
**27
100%
SNPE Vectan Tubal 7000
<<locked>>
85%
58030
89%
**67
100%
Shooters World Long Rifle
<<locked>>
85%
58189
90%
**13
100%
Somchem S361
<<locked>>
89%
58233
90%
**04
99%
Somchem S365
<<locked>>
88%
58363
90%
**40
100%
Somchem S385
<<locked>>
91%
58407
90%
**49
100%
Vihtavuori N135
<<locked>>
83%
58392
90%
**08
100%
Vihtavuori N150
<<locked>>
87%
58363
90%
**51
100%
Vihtavuori N160
<<locked>>
84%
58088
89%
**13
100%
Vihtavuori N165
<<locked>>
96%
58059
89%
**23
100%
Vihtavuori N550
<<locked>>
84%
58073
89%
**59
100%
Vihtavuori N555
<<locked>>
92%
58247
90%
**63
100%
Vihtavuori N560
<<locked>>
94%
58450
90%
**48
99%
Vihtavuori N565
<<locked>>
97%
56884
88%
**92
99%
Vihtavuori N568
<<locked>>
97%
49617
76%
**13
97%
[Vihtavuori N570]*
<<locked>>
97%
47543
73%
**97
94%
Winchester 6.5 StaBALL
<<locked>>
85%
58320
90%
**74
100%
Winchester StaBALL HD
<<locked>>
95%
58204
90%
**58
100%
Winchester Supreme 780
<<locked>>
90%
58450
90%
**43
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41698
64%
**00
97%
[ADI AR 2213]*
<<locked>>
81%
37130
57%
**28
94%
[ADI AR 2217]*
<<locked>>
84%
30632
47%
**41
90%
[ADI AR 2225]*
<<locked>>
83%
26107
40%
**39
90%
Accurate 3100
<<locked>>
81%
36956
57%
**59
98%
Accurate 4350
<<locked>>
81%
49705
77%
**18
100%
[Accurate MAGPRO]*
<<locked>>
81%
36289
56%
**08
91%
Alliant Reloder-16
<<locked>>
81%
47877
74%
**31
100%
Alliant Reloder-19
<<locked>>
81%
41466
64%
**87
97%
Alliant Reloder-22
<<locked>>
81%
37362
57%
**31
96%
Alliant Reloder-23
<<locked>>
81%
35781
55%
**95
100%
Alliant Reloder-25
<<locked>>
81%
30893
48%
**97
97%
Alliant Reloder-26
<<locked>>
81%
39900
61%
**36
100%
[Alliant Reloder-33]*
<<locked>>
93%
38116
59%
**84
90%
[Baschieri & Pellagri 109]*
<<locked>>
82%
37811
58%
**59
90%
[Bofors RP15]*
<<locked>>
81%
34447
53%
**62
94%
[Bofors RP30]*
<<locked>>
82%
29211
45%
**41
90%
Bofors RP5
<<locked>>
81%
37362
57%
**31
96%
Bofors RP7
<<locked>>
81%
52112
80%
**25
100%
[Hodgdon H1000]*
<<locked>>
84%
30632
47%
**41
90%
Hodgdon H4350
<<locked>>
81%
45281
70%
**23
99%
[Hodgdon H4831]*
<<locked>>
81%
34780
54%
**23
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
39044
60%
**25
94%
Hodgdon Hybrid 100V
<<locked>>
81%
45063
69%
**10
100%
Hodgdon LVR
<<locked>>
81%
52156
80%
**71
100%
[Hodgdon Retumbo]*
<<locked>>
83%
26107
40%
**39
90%
Hodgdon Superperformance
<<locked>>
81%
52373
81%
**10
100%
Hodgdon TrailBoss
<<locked>>
81%
28137
43%
**13
100%
IMR 4350
<<locked>>
81%
47645
73%
**69
99%
IMR 4451 Enduron
<<locked>>
81%
53882
83%
**54
100%
IMR 4831
<<locked>>
81%
42772
66%
**94
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38812
60%
**85
94%
[IMR 7828 SSC]*
<<locked>>
81%
38014
59%
**61
94%
[IMR 7977 Enduron]*
<<locked>>
93%
48718
75%
**26
90%
[IMR 8133 Enduron]*
<<locked>>
90%
29979
46%
**70
90%
Lovex S065
<<locked>>
81%
51010
78%
**05
100%
Lovex S070
<<locked>>
81%
49356
76%
**89
100%
Lovex S071
<<locked>>
81%
31546
49%
**38
96%
Norma 204
<<locked>>
81%
48008
74%
**99
98%
[Norma 217]*
<<locked>>
86%
26165
40%
**65
90%
Norma MRP
<<locked>>
81%
39247
60%
**00
98%
Norma URP
<<locked>>
81%
48704
75%
**08
100%
Ramshot Grand
<<locked>>
81%
39784
61%
**03
95%
Ramshot Hunter
<<locked>>
81%
47790
74%
**08
100%
Ramshot Magnum
<<locked>>
81%
34548
53%
**56
96%
ReloadSwiss RS 14
<<locked>>
81%
28732
44%
**52
100%
ReloadSwiss RS 62
<<locked>>
81%
50111
77%
**41
100%
ReloadSwiss RS 70
<<locked>>
81%
48573
75%
**71
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29283
45%
**67
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
32851
51%
**52
90%
Rottweil R 904
<<locked>>
81%
42946
66%
**80
96%
Rottweil R 905
<<locked>>
81%
40930
63%
**80
97%
Rottweil R 907
<<locked>>
81%
52112
80%
**25
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
49879
77%
**46
100%
Shooters World Long Rifle
<<locked>>
81%
51010
78%
**05
100%
Somchem S361
<<locked>>
81%
43816
67%
**64
96%
Somchem S365
<<locked>>
81%
45919
71%
**62
100%
Somchem S385
<<locked>>
81%
41466
64%
**64
98%
Vihtavuori N135
<<locked>>
81%
54462
84%
**66
100%
Vihtavuori N150
<<locked>>
81%
48530
75%
**23
100%
Vihtavuori N160
<<locked>>
81%
52359
81%
**38
100%
Vihtavuori N165
<<locked>>
81%
34664
53%
**07
95%
Vihtavuori N550
<<locked>>
81%
53185
82%
**84
100%
Vihtavuori N555
<<locked>>
81%
40001
62%
**74
100%
[Vihtavuori N560]*
<<locked>>
81%
37420
58%
**48
93%
[Vihtavuori N565]*
<<locked>>
81%
31821
49%
**84
91%
[Vihtavuori N568]*
<<locked>>
87%
34200
53%
**79
90%
[Vihtavuori N570]*
<<locked>>
92%
39740
61%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49937
77%
**59
100%
Winchester StaBALL HD
<<locked>>
81%
32082
49%
**12
100%
Winchester Supreme 780
<<locked>>
81%
41510
64%
**57
97%

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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