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Load data for .300 Rem. Ultra Mag + .308 | 115gr | Berger Target FB

Recommended Powder(s): Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Rem. Ultra Mag + .308 | 115gr | Berger Target FB

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 115gr | Berger Target FB
Manufacturer SKU:
30421
Bullet Weight:
115gr | 7.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.940" | 23.9mm
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:
0.246" | 6.2mm
Shank Seated Depth:
0.246" | 6.2mm
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_B1055_C374
Last updated:
2025-01-01

Load data for 142 loads in caliber .300 Rem. Ultra Mag with .308 | 115gr | Berger Target FB bullet and 71 powders such as Alliant Reloder-16, Norma URP, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555. 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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  • .

    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>>
85%
58363
90%
**53
100%
ADI AR 2209
<<locked>>
95%
58218
90%
**02
98%
ADI AR 2213
<<locked>>
97%
56275
87%
**83
96%
[ADI AR 2225]*
<<locked>>
97%
36593
56%
**72
93%
Accurate 2700
<<locked>>
85%
57856
89%
**78
98%
Accurate 3100
<<locked>>
97%
56188
86%
**01
99%
Accurate 4350
<<locked>>
89%
58421
90%
**83
100%
[Accurate MAGPRO]*
<<locked>>
97%
55927
86%
**63
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
58160
90%
**46
100%
Alliant Reloder-16 👍
<<locked>>
91%
58276
90%
**38
100%
Alliant Reloder-17
<<locked>>
86%
57914
89%
**28
100%
Alliant Reloder-19
<<locked>>
95%
58233
90%
**92
98%
Alliant Reloder-22
<<locked>>
97%
55927
86%
**89
98%
Alliant Reloder-23
<<locked>>
97%
53345
82%
**23
100%
Alliant Reloder-25
<<locked>>
97%
46195
71%
**15
99%
Alliant Reloder-26
<<locked>>
95%
58218
90%
**65
100%
Hodgdon H380
<<locked>>
83%
58334
90%
**63
100%
Hodgdon H414
<<locked>>
86%
58146
89%
**02
99%
Hodgdon H4350
<<locked>>
93%
58378
90%
**43
99%
[Hodgdon H4831]*
<<locked>>
97%
51967
80%
**45
94%
Hodgdon H4831 SC
<<locked>>
96%
58334
90%
**56
96%
Hodgdon Hybrid 100V
<<locked>>
93%
58363
90%
**46
100%
Hodgdon LVR
<<locked>>
88%
58392
90%
**99
100%
[Hodgdon Retumbo]*
<<locked>>
97%
36593
56%
**72
93%
Hodgdon Superperformance
<<locked>>
88%
58450
90%
**12
99%
Hodgdon VARGET
<<locked>>
85%
58363
90%
**53
100%
Hodgdon TrailBoss
<<locked>>
97%
34867
54%
**24
100%
IMR 4064
<<locked>>
86%
58349
90%
**40
100%
IMR 4166 Enduron
<<locked>>
86%
58044
89%
**30
99%
IMR 4350
<<locked>>
91%
58233
90%
**37
99%
IMR 4451 Enduron
<<locked>>
87%
58044
89%
**50
99%
IMR 4831
<<locked>>
95%
58378
90%
**60
100%
IMR 4955 Enduron
<<locked>>
97%
57566
89%
**14
96%
IMR 7828 SSC
<<locked>>
97%
57986
89%
**19
97%
Lovex S065
<<locked>>
89%
57914
89%
**23
100%
Lovex S070
<<locked>>
90%
58117
89%
**53
99%
Lovex S071
<<locked>>
97%
46456
71%
**20
98%
Norma 204
<<locked>>
90%
58334
90%
**73
98%
Norma MRP
<<locked>>
96%
58305
90%
**51
99%
Norma URP 👍
<<locked>>
90%
58436
90%
**92
100%
Ramshot Hunter 👍
<<locked>>
91%
58044
89%
**86
99%
Ramshot Magnum
<<locked>>
97%
55869
86%
**43
99%
ReloadSwiss RS 14
<<locked>>
96%
35273
54%
**70
100%
ReloadSwiss RS 50
<<locked>>
83%
58117
89%
**37
99%
ReloadSwiss RS 60
<<locked>>
87%
57798
89%
**45
100%
ReloadSwiss RS 62
<<locked>>
89%
57928
89%
**92
100%
ReloadSwiss RS 70 👍
<<locked>>
90%
57841
89%
**35
100%
ReloadSwiss RS 76
<<locked>>
97%
45730
70%
**35
97%
Rottweil R 903
<<locked>>
85%
58131
89%
**43
100%
Rottweil R 904
<<locked>>
94%
58088
89%
**40
97%
Rottweil R 905
<<locked>>
95%
58334
90%
**92
98%
Rottweil R 907
<<locked>>
88%
58334
90%
**37
99%
SNPE Vectan SP 11
<<locked>>
84%
58175
90%
**76
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
58276
90%
**22
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
58030
89%
**81
99%
Shooters World Long Rifle
<<locked>>
89%
57914
89%
**23
100%
Somchem S355
<<locked>>
86%
58001
89%
**43
100%
Somchem S361
<<locked>>
93%
57885
89%
**84
96%
Somchem S365
<<locked>>
92%
58407
90%
**83
100%
Somchem S385
<<locked>>
95%
58073
89%
**46
99%
Vihtavuori N135
<<locked>>
87%
57841
89%
**61
100%
Vihtavuori N150
<<locked>>
90%
58218
90%
**91
100%
Vihtavuori N160
<<locked>>
88%
58030
89%
**40
100%
Vihtavuori N165
<<locked>>
97%
52098
80%
**25
97%
Vihtavuori N550
<<locked>>
88%
58349
90%
**92
100%
Vihtavuori N555 👍
<<locked>>
96%
57943
89%
**96
100%
Vihtavuori N560
<<locked>>
97%
56318
87%
**12
96%
[Vihtavuori N565]*
<<locked>>
97%
48617
75%
**19
94%
Winchester 6.5 StaBALL
<<locked>>
89%
57841
89%
**87
100%
Winchester 760
<<locked>>
86%
58146
89%
**02
99%
Winchester StaBALL HD
<<locked>>
97%
50140
77%
**83
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
51634
79%
**45
100%
[ADI AR 2209]*
<<locked>>
81%
36172
56%
**36
90%
[ADI AR 2213]*
<<locked>>
87%
39668
61%
**35
90%
[ADI AR 2225]*
<<locked>>
94%
33011
51%
**48
90%
Accurate 2700
<<locked>>
81%
50241
77%
**43
97%
[Accurate 3100]*
<<locked>>
81%
31705
49%
**82
92%
Accurate 4350
<<locked>>
81%
42960
66%
**07
98%
[Accurate MAGPRO]*
<<locked>>
90%
43947
68%
**33
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
52286
80%
**61
100%
Alliant Reloder-16
<<locked>>
81%
41089
63%
**10
98%
Alliant Reloder-17
<<locked>>
81%
48008
74%
**58
100%
[Alliant Reloder-19]*
<<locked>>
81%
35969
55%
**23
90%
[Alliant Reloder-22]*
<<locked>>
84%
35621
55%
**40
90%
Alliant Reloder-23
<<locked>>
81%
30443
47%
**22
96%
[Alliant Reloder-25]*
<<locked>>
84%
29443
45%
**66
90%
[Alliant Reloder-26]*
<<locked>>
81%
33359
51%
**40
94%
Hodgdon H380
<<locked>>
81%
53621
83%
**87
100%
Hodgdon H414
<<locked>>
81%
49052
75%
**35
97%
[Hodgdon H4350]*
<<locked>>
81%
39755
61%
**86
94%
[Hodgdon H4831]*
<<locked>>
90%
40538
62%
**12
90%
[Hodgdon H4831 SC]*
<<locked>>
86%
40640
63%
**09
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38682
60%
**95
99%
Hodgdon LVR
<<locked>>
81%
45629
70%
**63
98%
[Hodgdon Retumbo]*
<<locked>>
94%
33011
51%
**48
90%
Hodgdon Superperformance
<<locked>>
81%
44904
69%
**56
96%
Hodgdon VARGET
<<locked>>
81%
51155
79%
**35
100%
Hodgdon TrailBoss
<<locked>>
81%
27630
43%
**51
100%
IMR 4064
<<locked>>
81%
50401
78%
**19
100%
IMR 4166 Enduron
<<locked>>
81%
49385
76%
**82
97%
IMR 4350
<<locked>>
81%
41684
64%
**28
95%
IMR 4451 Enduron
<<locked>>
81%
47834
74%
**63
97%
IMR 4831
<<locked>>
81%
37043
57%
**49
96%
[IMR 4955 Enduron]*
<<locked>>
86%
40161
62%
**76
90%
[IMR 7828 SSC]*
<<locked>>
86%
39479
61%
**35
90%
Lovex S065
<<locked>>
81%
45266
70%
**04
98%
Lovex S070
<<locked>>
81%
43526
67%
**81
96%
[Lovex S071]*
<<locked>>
83%
29008
45%
**90
90%
[Norma 204]*
<<locked>>
81%
41742
64%
**58
93%
[Norma MRP]*
<<locked>>
81%
33431
51%
**00
91%
Norma URP
<<locked>>
81%
42264
65%
**97
98%
Ramshot Hunter
<<locked>>
81%
41510
64%
**81
96%
[Ramshot Magnum]*
<<locked>>
84%
33750
52%
**51
90%
ReloadSwiss RS 14
<<locked>>
81%
28079
43%
**96
100%
ReloadSwiss RS 50
<<locked>>
81%
53708
83%
**71
99%
ReloadSwiss RS 60
<<locked>>
81%
46253
71%
**45
100%
ReloadSwiss RS 62
<<locked>>
81%
43047
66%
**17
98%
ReloadSwiss RS 70
<<locked>>
81%
41698
64%
**27
97%
[ReloadSwiss RS 76]*
<<locked>>
89%
33489
52%
**97
90%
Rottweil R 903
<<locked>>
81%
50183
77%
**15
100%
[Rottweil R 904]*
<<locked>>
82%
38319
59%
**43
90%
[Rottweil R 905]*
<<locked>>
81%
35418
55%
**10
90%
Rottweil R 907
<<locked>>
81%
46369
71%
**33
96%
SNPE Vectan SP 11
<<locked>>
81%
51648
79%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
50763
78%
**10
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
44469
68%
**35
96%
Shooters World Long Rifle
<<locked>>
81%
45266
70%
**04
98%
Somchem S355
<<locked>>
81%
50154
77%
**12
100%
[Somchem S361]*
<<locked>>
82%
40219
62%
**40
90%
Somchem S365
<<locked>>
81%
38856
60%
**41
100%
[Somchem S385]*
<<locked>>
81%
36027
55%
**00
92%
Vihtavuori N135
<<locked>>
81%
48225
74%
**23
100%
Vihtavuori N150
<<locked>>
81%
42699
66%
**41
100%
Vihtavuori N160
<<locked>>
81%
45890
71%
**36
99%
[Vihtavuori N165]*
<<locked>>
84%
33301
51%
**15
90%
Vihtavuori N550
<<locked>>
81%
46354
71%
**82
99%
Vihtavuori N555
<<locked>>
81%
34098
52%
**04
96%
[Vihtavuori N560]*
<<locked>>
88%
40495
62%
**74
90%
[Vihtavuori N565]*
<<locked>>
91%
39044
60%
**15
90%
Winchester 6.5 StaBALL
<<locked>>
81%
43569
67%
**51
100%
Winchester 760
<<locked>>
81%
49052
75%
**35
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24976
38%
**69
94%

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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