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Load data for .300 Rem. Ultra Mag + .308 | 147gr | Sellier & Bellot FMJ-BT

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, Norma MRP, Rottweil R 905

.300 Rem. Ultra Mag + .308 | 147gr | Sellier & Bellot FMJ-BT

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 147gr | Sellier & Bellot FMJ-BT
Manufacturer SKU:
2908
Bullet Weight:
147gr | 9.5g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.130" | 28.7mm
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:
0.436" | 11.1mm
Shank Seated Depth:
0.271" | 6.9mm
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_B7221_C374
Last updated:
2025-01-01
Recommended Twist Rate:
1:14 - 1:12

Load data for 126 loads in caliber .300 Rem. Ultra Mag with .308 | 147gr | Sellier & Bellot FMJ-BT bullet and 63 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-25, 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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    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 2209 👍
<<locked>>
91%
58146
89%
**33
99%
ADI AR 2213
<<locked>>
94%
58189
90%
**73
99%
ADI AR 2217
<<locked>>
97%
46862
72%
**46
97%
ADI AR 2225
<<locked>>
97%
42366
65%
**10
98%
Accurate 3100
<<locked>>
94%
57740
89%
**58
100%
Accurate 4350
<<locked>>
85%
57783
89%
**97
100%
Accurate MAGPRO
<<locked>>
94%
57798
89%
**56
97%
Alliant Reloder-16
<<locked>>
87%
58349
90%
**53
100%
Alliant Reloder-19 👍
<<locked>>
91%
57870
89%
**30
99%
Alliant Reloder-22
<<locked>>
94%
58320
90%
**59
99%
Alliant Reloder-23
<<locked>>
95%
58349
90%
**17
100%
Alliant Reloder-25 👍
<<locked>>
97%
53200
82%
**04
100%
Alliant Reloder-26
<<locked>>
91%
58233
90%
**96
100%
Hodgdon H1000
<<locked>>
97%
46862
72%
**46
97%
Hodgdon H4350
<<locked>>
89%
58146
89%
**74
100%
Hodgdon H4831
<<locked>>
96%
58102
89%
**07
98%
Hodgdon H4831 SC
<<locked>>
93%
58102
89%
**07
98%
Hodgdon Hybrid 100V
<<locked>>
89%
58059
89%
**64
100%
Hodgdon LVR
<<locked>>
84%
58117
89%
**14
100%
Hodgdon Retumbo
<<locked>>
97%
42366
65%
**10
98%
Hodgdon Superperformance
<<locked>>
84%
58088
89%
**46
100%
Hodgdon TrailBoss
<<locked>>
96%
35172
54%
**95
100%
IMR 4350
<<locked>>
87%
58204
90%
**77
100%
IMR 4451 Enduron
<<locked>>
84%
58233
90%
**84
100%
IMR 4831
<<locked>>
91%
58146
89%
**84
100%
IMR 4955 Enduron
<<locked>>
94%
58320
90%
**87
98%
IMR 7828 SSC
<<locked>>
93%
58436
90%
**86
99%
[IMR 8133 Enduron]*
<<locked>>
97%
38101
59%
**99
93%
Lovex S065
<<locked>>
85%
57914
89%
**58
100%
Lovex S070
<<locked>>
86%
58001
89%
**84
100%
Lovex S071
<<locked>>
97%
53766
83%
**99
100%
Norma 204
<<locked>>
87%
58392
90%
**23
99%
Norma 217
<<locked>>
97%
38189
59%
**31
96%
Norma MRP 👍
<<locked>>
92%
58349
90%
**86
100%
Norma URP
<<locked>>
87%
58160
90%
**14
100%
Ramshot Hunter
<<locked>>
87%
58479
90%
**23
100%
Ramshot Magnum
<<locked>>
94%
57972
89%
**20
100%
ReloadSwiss RS 14
<<locked>>
97%
36260
56%
**47
100%
ReloadSwiss RS 60
<<locked>>
83%
58436
90%
**59
100%
ReloadSwiss RS 62
<<locked>>
85%
57885
89%
**17
100%
ReloadSwiss RS 70
<<locked>>
86%
58450
90%
**76
100%
ReloadSwiss RS 76
<<locked>>
97%
53055
82%
**56
100%
ReloadSwiss RS 80
<<locked>>
97%
48356
74%
**28
96%
Rottweil R 904
<<locked>>
90%
57943
89%
**81
98%
Rottweil R 905 👍
<<locked>>
92%
58131
89%
**23
99%
Rottweil R 907
<<locked>>
85%
58291
90%
**81
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
58189
90%
**25
100%
Shooters World Long Rifle
<<locked>>
85%
57914
89%
**58
100%
Somchem S361
<<locked>>
89%
57899
89%
**45
98%
Somchem S365
<<locked>>
88%
58218
90%
**97
100%
Somchem S385
<<locked>>
91%
57943
89%
**81
100%
Vihtavuori N135
<<locked>>
83%
58407
90%
**79
100%
Vihtavuori N150
<<locked>>
87%
58044
89%
**15
100%
Vihtavuori N160
<<locked>>
84%
57986
89%
**64
100%
Vihtavuori N165
<<locked>>
96%
57812
89%
**61
100%
Vihtavuori N550
<<locked>>
84%
58436
90%
**14
100%
Vihtavuori N555
<<locked>>
92%
58334
90%
**20
100%
Vihtavuori N560
<<locked>>
94%
58102
89%
**79
98%
Vihtavuori N565
<<locked>>
97%
56057
86%
**10
98%
Vihtavuori N568
<<locked>>
97%
49356
76%
**31
95%
[Vihtavuori N570]*
<<locked>>
97%
46963
72%
**09
92%
Winchester 6.5 StaBALL
<<locked>>
85%
57870
89%
**25
100%
Winchester StaBALL HD
<<locked>>
96%
58204
90%
**12
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41176
63%
**31
96%
[ADI AR 2213]*
<<locked>>
81%
36753
57%
**40
92%
[ADI AR 2217]*
<<locked>>
87%
33359
51%
**21
90%
[ADI AR 2225]*
<<locked>>
85%
28094
43%
**10
90%
Accurate 3100
<<locked>>
81%
36956
57%
**90
97%
Accurate 4350
<<locked>>
81%
49429
76%
**69
100%
[Accurate MAGPRO]*
<<locked>>
82%
37608
58%
**59
90%
Alliant Reloder-16
<<locked>>
81%
47079
72%
**72
100%
Alliant Reloder-19
<<locked>>
81%
41118
63%
**25
96%
[Alliant Reloder-22]*
<<locked>>
81%
36956
57%
**59
94%
Alliant Reloder-23
<<locked>>
81%
35447
55%
**20
99%
Alliant Reloder-25
<<locked>>
81%
30893
48%
**18
95%
Alliant Reloder-26
<<locked>>
81%
39378
61%
**58
99%
[Hodgdon H1000]*
<<locked>>
87%
33359
51%
**21
90%
Hodgdon H4350
<<locked>>
81%
44628
69%
**51
98%
[Hodgdon H4831]*
<<locked>>
81%
34505
53%
**38
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38638
59%
**43
92%
Hodgdon Hybrid 100V
<<locked>>
81%
44556
69%
**54
100%
Hodgdon LVR
<<locked>>
81%
51634
79%
**05
100%
[Hodgdon Retumbo]*
<<locked>>
85%
28094
43%
**10
90%
Hodgdon Superperformance
<<locked>>
81%
51430
79%
**35
99%
Hodgdon TrailBoss
<<locked>>
81%
28181
43%
**37
100%
IMR 4350
<<locked>>
81%
47166
73%
**97
98%
IMR 4451 Enduron
<<locked>>
81%
53113
82%
**92
99%
IMR 4831
<<locked>>
81%
42511
65%
**31
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38696
60%
**13
93%
[IMR 7828 SSC]*
<<locked>>
81%
37608
58%
**76
93%
[IMR 8133 Enduron]*
<<locked>>
92%
32314
50%
**48
90%
Lovex S065
<<locked>>
81%
50546
78%
**49
100%
Lovex S070
<<locked>>
81%
48950
75%
**33
99%
Lovex S071
<<locked>>
81%
31720
49%
**56
95%
Norma 204
<<locked>>
81%
47514
73%
**36
97%
[Norma 217]*
<<locked>>
89%
28558
44%
**46
90%
Norma MRP
<<locked>>
81%
38740
60%
**28
97%
Norma URP
<<locked>>
81%
48399
74%
**59
100%
Ramshot Hunter
<<locked>>
81%
47471
73%
**53
99%
[Ramshot Magnum]*
<<locked>>
81%
34519
53%
**77
94%
ReloadSwiss RS 14
<<locked>>
81%
28761
44%
**80
100%
ReloadSwiss RS 60
<<locked>>
81%
53185
82%
**94
100%
ReloadSwiss RS 62
<<locked>>
81%
49748
77%
**82
100%
ReloadSwiss RS 70
<<locked>>
81%
47805
74%
**05
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29269
45%
**72
91%
[ReloadSwiss RS 80]*
<<locked>>
89%
35520
55%
**36
90%
Rottweil R 904
<<locked>>
81%
42322
65%
**05
95%
Rottweil R 905
<<locked>>
81%
40364
62%
**05
96%
Rottweil R 907
<<locked>>
81%
51822
80%
**76
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49676
76%
**94
99%
Shooters World Long Rifle
<<locked>>
81%
50546
78%
**49
100%
[Somchem S361]*
<<locked>>
81%
43381
67%
**89
94%
Somchem S365
<<locked>>
81%
45440
70%
**10
100%
Somchem S385
<<locked>>
81%
41249
63%
**89
97%
Vihtavuori N135
<<locked>>
81%
54128
83%
**23
100%
Vihtavuori N150
<<locked>>
81%
48385
74%
**71
100%
Vihtavuori N160
<<locked>>
81%
52054
80%
**82
100%
[Vihtavuori N165]*
<<locked>>
81%
34621
53%
**21
94%
Vihtavuori N550
<<locked>>
81%
52489
81%
**25
100%
Vihtavuori N555
<<locked>>
81%
39682
61%
**02
99%
[Vihtavuori N560]*
<<locked>>
81%
36956
57%
**69
92%
[Vihtavuori N565]*
<<locked>>
82%
33199
51%
**44
90%
[Vihtavuori N568]*
<<locked>>
89%
36767
57%
**62
90%
[Vihtavuori N570]*
<<locked>>
94%
42888
66%
**23
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49414
76%
**04
100%
Winchester StaBALL HD
<<locked>>
81%
31676
49%
**36
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.

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