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Load data for .300 Rem. Ultra Mag + .308 | 125gr | Berger Target FB

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Recommended Powder(s):

.300 Rem. Ultra Mag + .308 | 125gr | Berger Target FB

Load Specifications

Bullet:
.308 | 125gr | Berger Target FB
Manufacturer SKU:
30403
Bullet Weight:
125gr | 8.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.026" | 26.1mm
Caliber:
.300 Rem. Ultra Mag
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.332" | 8.4mm
Shank Seated Depth:
0.332" | 8.4mm
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_B1056_C374

>> Use the Personalized Load Calculator further below to adjust input parameters. 

Load data for 142 loads in caliber .300 Rem. Ultra Mag with .308 | 125gr | Berger Target FB 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".

    • A load must fulfill certain criteria to be listed in the default view below - see here.

    • Our load data might deviate from other sources - see the most common reasons here

    • All loads are based on the bullet and case dimensions shown under "Load Specifications" - see here what to do if you deviate.

    • You can set your specifications in the "Personalized Load Calculator".

    • Go to the bottom of the "My Account " page to set the measure system (imperial vs. metric) 

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    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.

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 2208
<<locked>>
84%
58160
90%
**61
100%
ADI AR 2209
<<locked>>
94%
58001
89%
**14
98%
ADI AR 2213
<<locked>>
97%
58059
89%
**37
97%
[ADI AR 2217]*
<<locked>>
97%
42830
66%
**99
93%
ADI AR 2225
<<locked>>
97%
38232
59%
**43
95%
Accurate 2700
<<locked>>
85%
58421
90%
**89
99%
Accurate 3100
<<locked>>
97%
58363
90%
**35
100%
Accurate 4350
<<locked>>
88%
58073
89%
**87
100%
Accurate MAGPRO
<<locked>>
97%
58131
89%
**30
96%
Alliant Reloder- TS 15.5
<<locked>>
83%
58465
90%
**68
100%
Alliant Reloder-16
<<locked>>
90%
58392
90%
**37
100%
Alliant Reloder-17
<<locked>>
85%
58218
90%
**30
100%
Alliant Reloder-19
<<locked>>
94%
58088
89%
**10
98%
Alliant Reloder-22
<<locked>>
97%
58421
90%
**33
99%
Alliant Reloder-23
<<locked>>
97%
55187
85%
**61
100%
Alliant Reloder-25
<<locked>>
97%
47776
74%
**73
99%
Alliant Reloder-26 👍
<<locked>>
94%
58131
89%
**79
100%
[Hodgdon H1000]*
<<locked>>
97%
42830
66%
**99
93%
Hodgdon H414
<<locked>>
85%
57943
89%
**10
99%
Hodgdon H4350
<<locked>>
92%
58117
89%
**55
99%
Hodgdon H4831
<<locked>>
97%
53882
83%
**05
96%
Hodgdon H4831 SC
<<locked>>
95%
58378
90%
**78
97%
Hodgdon Hybrid 100V
<<locked>>
92%
58088
89%
**45
100%
Hodgdon LVR
<<locked>>
87%
58015
89%
**97
100%
Hodgdon Retumbo
<<locked>>
97%
38232
59%
**43
95%
Hodgdon Superperformance
<<locked>>
87%
58131
89%
**20
99%
Hodgdon VARGET
<<locked>>
84%
58160
90%
**61
100%
Hodgdon TrailBoss
<<locked>>
97%
35099
54%
**49
100%
IMR 4064
<<locked>>
84%
57928
89%
**48
100%
IMR 4166 Enduron
<<locked>>
86%
58450
90%
**51
99%
IMR 4350
<<locked>>
90%
58334
90%
**64
99%
IMR 4451 Enduron
<<locked>>
86%
58131
89%
**58
99%
IMR 4831 👍
<<locked>>
93%
58088
89%
**74
100%
IMR 4955 Enduron
<<locked>>
97%
58450
90%
**48
97%
IMR 7828 SSC
<<locked>>
96%
58218
90%
**50
98%
Lovex S065
<<locked>>
88%
58044
89%
**45
100%
Lovex S070
<<locked>>
89%
57928
89%
**64
99%
Lovex S071
<<locked>>
97%
48718
75%
**81
99%
Norma 204
<<locked>>
89%
58175
90%
**87
98%
Norma MRP
<<locked>>
95%
58204
90%
**63
99%
Norma URP
<<locked>>
89%
58421
90%
**04
100%
Ramshot Hunter 👍
<<locked>>
90%
58015
89%
**01
100%
Ramshot Magnum
<<locked>>
97%
58334
90%
**97
99%
ReloadSwiss RS 14
<<locked>>
97%
35752
55%
**95
100%
ReloadSwiss RS 60
<<locked>>
86%
58073
89%
**60
100%
ReloadSwiss RS 62
<<locked>>
88%
58450
90%
**07
100%
ReloadSwiss RS 70
<<locked>>
89%
57812
89%
**46
100%
ReloadSwiss RS 76
<<locked>>
97%
47384
73%
**02
98%
Rottweil R 903
<<locked>>
84%
58117
89%
**41
100%
Rottweil R 904
<<locked>>
93%
58407
90%
**61
97%
Rottweil R 905
<<locked>>
94%
58291
90%
**07
99%
Rottweil R 907
<<locked>>
87%
57812
89%
**41
99%
SNPE Vectan SP 11
<<locked>>
83%
58334
90%
**78
100%
SNPE Vectan Tubal 5000
<<locked>>
84%
57957
89%
**23
100%
SNPE Vectan Tubal 7000
<<locked>>
88%
57943
89%
**86
99%
Shooters World Long Rifle
<<locked>>
88%
58044
89%
**45
100%
Somchem S355
<<locked>>
85%
58131
89%
**55
100%
Somchem S361
<<locked>>
92%
57928
89%
**99
97%
Somchem S365
<<locked>>
91%
58305
90%
**97
100%
Somchem S385
<<locked>>
94%
58030
89%
**61
99%
Vihtavuori N135
<<locked>>
86%
58001
89%
**69
100%
Vihtavuori N150
<<locked>>
89%
57972
89%
**92
100%
Vihtavuori N160
<<locked>>
87%
58421
90%
**51
100%
Vihtavuori N165
<<locked>>
97%
54128
83%
**73
98%
Vihtavuori N550
<<locked>>
87%
58030
89%
**94
100%
Vihtavuori N555 👍
<<locked>>
95%
57928
89%
**01
100%
Vihtavuori N560
<<locked>>
97%
58305
90%
**50
97%
Vihtavuori N565
<<locked>>
97%
50502
78%
**82
96%
Winchester 6.5 StaBALL
<<locked>>
88%
58117
89%
**99
100%
Winchester 760
<<locked>>
85%
57943
89%
**10
99%
Winchester StaBALL HD 👍
<<locked>>
97%
52692
81%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
53055
82%
**73
100%
[ADI AR 2209]*
<<locked>>
81%
37434
58%
**94
92%
[ADI AR 2213]*
<<locked>>
85%
38276
59%
**20
90%
[ADI AR 2217]*
<<locked>>
93%
37144
57%
**67
90%
[ADI AR 2225]*
<<locked>>
91%
31285
48%
**40
90%
Accurate 2700
<<locked>>
81%
51459
79%
**77
98%
[Accurate 3100]*
<<locked>>
81%
33185
51%
**40
94%
Accurate 4350
<<locked>>
81%
44788
69%
**61
99%
[Accurate MAGPRO]*
<<locked>>
88%
41713
64%
**09
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
54288
84%
**05
100%
Alliant Reloder-16
<<locked>>
81%
42786
66%
**71
99%
Alliant Reloder-17
<<locked>>
81%
49806
77%
**99
100%
[Alliant Reloder-19]*
<<locked>>
81%
37391
58%
**84
92%
[Alliant Reloder-22]*
<<locked>>
81%
33634
52%
**15
90%
Alliant Reloder-23
<<locked>>
81%
31749
49%
**85
97%
[Alliant Reloder-25]*
<<locked>>
81%
27789
43%
**41
90%
Alliant Reloder-26
<<locked>>
81%
35041
54%
**10
96%
[Hodgdon H1000]*
<<locked>>
93%
37144
57%
**67
90%
Hodgdon H414
<<locked>>
81%
50952
78%
**92
98%
Hodgdon H4350
<<locked>>
81%
41046
63%
**33
95%
[Hodgdon H4831]*
<<locked>>
87%
38667
60%
**90
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
38667
60%
**90
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40118
62%
**40
99%
Hodgdon LVR
<<locked>>
81%
47253
73%
**10
99%
[Hodgdon Retumbo]*
<<locked>>
91%
31285
48%
**40
90%
Hodgdon Superperformance
<<locked>>
81%
46586
72%
**14
97%
Hodgdon VARGET
<<locked>>
81%
52547
81%
**66
100%
Hodgdon TrailBoss
<<locked>>
81%
27731
43%
**72
100%
IMR 4064
<<locked>>
81%
52025
80%
**46
100%
IMR 4166 Enduron
<<locked>>
81%
50662
78%
**17
98%
IMR 4350
<<locked>>
81%
43062
66%
**79
96%
IMR 4451 Enduron
<<locked>>
81%
49313
76%
**07
98%
IMR 4831
<<locked>>
81%
38377
59%
**10
98%
[IMR 4955 Enduron]*
<<locked>>
83%
37637
58%
**41
90%
[IMR 7828 SSC]*
<<locked>>
84%
37710
58%
**23
90%
Lovex S065
<<locked>>
81%
46746
72%
**48
98%
Lovex S070
<<locked>>
81%
45049
69%
**22
97%
[Lovex S071]*
<<locked>>
81%
28195
43%
**95
91%
[Norma 204]*
<<locked>>
81%
43323
67%
**15
94%
[Norma MRP]*
<<locked>>
81%
34606
53%
**74
93%
Norma URP
<<locked>>
81%
44048
68%
**45
99%
Ramshot Hunter
<<locked>>
81%
43149
66%
**25
97%
[Ramshot Magnum]*
<<locked>>
82%
32024
49%
**36
90%
ReloadSwiss RS 14
<<locked>>
81%
28398
44%
**24
100%
ReloadSwiss RS 60
<<locked>>
81%
47950
74%
**99
100%
ReloadSwiss RS 62
<<locked>>
81%
44904
69%
**64
99%
ReloadSwiss RS 70
<<locked>>
81%
43323
67%
**74
98%
[ReloadSwiss RS 76]*
<<locked>>
86%
31995
49%
**92
90%
Rottweil R 903
<<locked>>
81%
51996
80%
**59
100%
[Rottweil R 904]*
<<locked>>
81%
38783
60%
**84
91%
[Rottweil R 905]*
<<locked>>
81%
36506
56%
**61
92%
Rottweil R 907
<<locked>>
81%
47863
74%
**71
97%
SNPE Vectan SP 11
<<locked>>
81%
53476
82%
**09
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
52011
80%
**45
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
45716
70%
**79
97%
Shooters World Long Rifle
<<locked>>
81%
46746
72%
**48
98%
Somchem S355
<<locked>>
81%
51822
80%
**50
100%
[Somchem S361]*
<<locked>>
81%
39972
62%
**61
91%
Somchem S365
<<locked>>
81%
40538
62%
**92
100%
[Somchem S385]*
<<locked>>
81%
37434
58%
**61
94%
Vihtavuori N135
<<locked>>
81%
49908
77%
**54
100%
Vihtavuori N150
<<locked>>
81%
44324
68%
**76
100%
Vihtavuori N160
<<locked>>
81%
47572
73%
**84
99%
[Vihtavuori N165]*
<<locked>>
82%
31879
49%
**97
90%
Vihtavuori N550
<<locked>>
81%
48037
74%
**30
99%
Vihtavuori N555
<<locked>>
81%
35578
55%
**74
97%
[Vihtavuori N560]*
<<locked>>
85%
38392
59%
**53
90%
[Vihtavuori N565]*
<<locked>>
89%
37420
58%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44947
69%
**02
100%
Winchester 760
<<locked>>
81%
50952
78%
**92
98%
Winchester StaBALL HD
<<locked>>
81%
26803
41%
**46
96%

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.

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