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Load data for .300 Win. Mag. + .308 | 150gr | Sellier & Bellot SP

Recommended Powder(s): Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

.300 Win. Mag. + .308 | 150gr | Sellier & Bellot SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Sellier & Bellot SP
Manufacturer SKU:
2934
Bullet Weight:
150gr | 9.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.912" | 23.2mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.242" | 6.1mm
Shank Seated Depth:
0.242" | 6.1mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B7222_C380
Last updated:
2025-12-18

Load data for 166 loads in caliber .300 Win. Mag. with .308 | 150gr | Sellier & Bellot SP bullet and 83 powders such as Alliant Reloder-16, Norma URP, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365. 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 2208
<<locked>>
88%
56072
90%
**74
100%
ADI AR 2209
<<locked>>
97%
52649
84%
**87
96%
[ADI AR 2213]*
<<locked>>
97%
46876
75%
**02
93%
Accurate 2700
<<locked>>
88%
55622
89%
**09
98%
Accurate 3100
<<locked>>
97%
45963
74%
**30
97%
Accurate 4064
<<locked>>
86%
55550
89%
**45
100%
Accurate 4350
<<locked>>
93%
56101
90%
**33
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
55811
89%
**84
100%
Alliant Reloder-15
<<locked>>
85%
55883
90%
**00
100%
Alliant Reloder-16 👍
<<locked>>
95%
55753
89%
**82
100%
Alliant Reloder-17
<<locked>>
90%
55869
90%
**96
100%
Alliant Reloder-19
<<locked>>
97%
52083
84%
**84
96%
[Alliant Reloder-22]*
<<locked>>
97%
45556
73%
**99
94%
Alliant Reloder-23
<<locked>>
97%
43323
69%
**53
100%
Alliant Reloder-25
<<locked>>
97%
38029
61%
**48
95%
Alliant Reloder-26
<<locked>>
97%
48878
78%
**43
99%
[Bofors RP15]*
<<locked>>
97%
42380
68%
**20
93%
Bofors RP3
<<locked>>
86%
55535
89%
**81
100%
[Bofors RP5]*
<<locked>>
97%
45556
73%
**99
94%
Bofors RP7
<<locked>>
91%
55448
89%
**64
98%
Hodgdon CFE223
<<locked>>
85%
56115
90%
**40
100%
Hodgdon H380
<<locked>>
86%
55883
90%
**91
100%
Hodgdon H414
<<locked>>
89%
55651
89%
**40
98%
Hodgdon H4350
<<locked>>
96%
55622
89%
**87
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
49023
79%
**95
93%
Hodgdon Hybrid 100V
<<locked>>
97%
55317
89%
**91
100%
Hodgdon LVR
<<locked>>
91%
55288
89%
**27
99%
Hodgdon Superperformance
<<locked>>
92%
55492
89%
**73
98%
Hodgdon VARGET
<<locked>>
88%
56072
90%
**74
100%
Hodgdon TrailBoss
<<locked>>
96%
34519
55%
**09
100%
IMR 3031
<<locked>>
84%
56086
90%
**68
100%
IMR 4064
<<locked>>
88%
55724
89%
**61
100%
IMR 4166 Enduron
<<locked>>
89%
56043
90%
**45
98%
IMR 4350
<<locked>>
94%
55970
90%
**87
98%
IMR 4451 Enduron
<<locked>>
90%
55825
90%
**71
98%
IMR 4831
<<locked>>
97%
52591
84%
**64
100%
IMR 4895
<<locked>>
84%
55985
90%
**10
100%
[IMR 4955 Enduron]*
<<locked>>
97%
49226
79%
**56
93%
[IMR 7828 SSC]*
<<locked>>
97%
48341
78%
**41
93%
Lovex S062
<<locked>>
86%
55564
89%
**48
100%
Lovex S065
<<locked>>
92%
56014
90%
**71
99%
Lovex S070
<<locked>>
93%
55303
89%
**77
98%
Lovex S071
<<locked>>
97%
38116
61%
**66
95%
Norma 203B
<<locked>>
85%
55927
90%
**00
100%
Norma 204
<<locked>>
94%
55999
90%
**30
97%
Norma MRP
<<locked>>
97%
48617
78%
**97
97%
Norma URP 👍
<<locked>>
94%
56101
90%
**40
100%
Ramshot Big Game
<<locked>>
85%
55390
89%
**07
100%
Ramshot Grand
<<locked>>
97%
51459
83%
**10
95%
Ramshot Hunter
<<locked>>
94%
55405
89%
**40
99%
Ramshot Magnum
<<locked>>
97%
44034
71%
**40
95%
ReloadSwiss RS 14
<<locked>>
97%
35346
57%
**59
100%
ReloadSwiss RS 50
<<locked>>
86%
55738
89%
**74
99%
ReloadSwiss RS 60
<<locked>>
88%
55550
89%
**96
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56086
90%
**59
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
55695
89%
**09
100%
Rottweil R 902
<<locked>>
84%
55579
89%
**31
100%
Rottweil R 903
<<locked>>
89%
55825
90%
**81
100%
Rottweil R 904
<<locked>>
97%
54215
87%
**61
95%
Rottweil R 905
<<locked>>
97%
50705
81%
**58
96%
Rottweil R 907
<<locked>>
91%
55448
89%
**64
98%
SNPE Vectan SP 11
<<locked>>
88%
55506
89%
**17
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
55419
89%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
56115
90%
**25
98%
Shooters World Long Rifle
<<locked>>
92%
56014
90%
**71
99%
Shooters World Precision
<<locked>>
86%
55564
89%
**48
100%
Somchem S355
<<locked>>
88%
55288
89%
**71
100%
Somchem S361
<<locked>>
97%
55825
90%
**45
95%
Somchem S365 👍
<<locked>>
96%
55579
89%
**53
100%
Somchem S385
<<locked>>
97%
51300
82%
**31
97%
Vihtavuori N133
<<locked>>
84%
56028
90%
**49
100%
Vihtavuori N135
<<locked>>
90%
55390
89%
**95
100%
Vihtavuori N140
<<locked>>
85%
56057
90%
**09
100%
Vihtavuori N150
<<locked>>
94%
55811
89%
**41
100%
Vihtavuori N160
<<locked>>
91%
56014
90%
**94
100%
[Vihtavuori N165]*
<<locked>>
97%
43192
69%
**61
94%
Vihtavuori N540
<<locked>>
85%
56057
90%
**45
100%
Vihtavuori N550
<<locked>>
91%
55680
89%
**33
100%
Vihtavuori N555
<<locked>>
97%
48385
78%
**45
99%
[Vihtavuori N560]*
<<locked>>
97%
46209
74%
**22
92%
Winchester 6.5 StaBALL
<<locked>>
93%
55825
90%
**64
100%
Winchester 760
<<locked>>
89%
55651
89%
**40
98%
Winchester StaBALL HD
<<locked>>
97%
36390
58%
**76
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45701
73%
**90
99%
[ADI AR 2209]*
<<locked>>
86%
36521
59%
**30
90%
[ADI AR 2213]*
<<locked>>
93%
41089
66%
**67
90%
Accurate 2700
<<locked>>
81%
43816
70%
**95
95%
[Accurate 3100]*
<<locked>>
83%
28427
46%
**07
90%
Accurate 4064
<<locked>>
81%
48269
77%
**23
100%
Accurate 4350
<<locked>>
81%
36434
58%
**49
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
45948
74%
**13
100%
Alliant Reloder-15
<<locked>>
81%
49255
79%
**92
100%
Alliant Reloder-16
<<locked>>
81%
35679
57%
**56
96%
Alliant Reloder-17
<<locked>>
81%
40480
65%
**00
99%
[Alliant Reloder-19]*
<<locked>>
85%
35868
58%
**23
90%
[Alliant Reloder-22]*
<<locked>>
89%
35520
57%
**56
90%
[Alliant Reloder-23]*
<<locked>>
81%
26020
42%
**80
93%
[Alliant Reloder-25]*
<<locked>>
89%
29892
48%
**02
90%
[Alliant Reloder-26]*
<<locked>>
81%
27905
45%
**79
90%
[Bofors RP15]*
<<locked>>
92%
36274
58%
**76
90%
Bofors RP3
<<locked>>
81%
46195
74%
**27
100%
[Bofors RP5]*
<<locked>>
89%
35520
57%
**56
90%
[Bofors RP7]*
<<locked>>
81%
40828
65%
**72
94%
Hodgdon CFE223
<<locked>>
81%
48298
77%
**02
99%
Hodgdon H380
<<locked>>
81%
46528
75%
**20
98%
Hodgdon H414
<<locked>>
81%
41858
67%
**81
95%
[Hodgdon H4350]*
<<locked>>
81%
34708
56%
**41
91%
[Hodgdon H4831 SC]*
<<locked>>
92%
41858
67%
**41
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32996
53%
**48
97%
Hodgdon LVR
<<locked>>
81%
39204
63%
**08
96%
[Hodgdon Superperformance]*
<<locked>>
81%
37608
60%
**99
93%
Hodgdon VARGET
<<locked>>
81%
45237
73%
**77
99%
Hodgdon TrailBoss
<<locked>>
81%
27557
44%
**52
100%
IMR 3031
<<locked>>
81%
50314
81%
**76
100%
IMR 4064
<<locked>>
81%
44831
72%
**64
99%
IMR 4166 Enduron
<<locked>>
81%
44034
71%
**22
96%
[IMR 4350]*
<<locked>>
81%
36347
58%
**84
92%
IMR 4451 Enduron
<<locked>>
81%
42337
68%
**08
95%
[IMR 4831]*
<<locked>>
81%
31618
51%
**08
94%
IMR 4895
<<locked>>
81%
50604
81%
**22
100%
[IMR 4955 Enduron]*
<<locked>>
91%
40698
65%
**85
90%
[IMR 7828 SSC]*
<<locked>>
92%
41220
66%
**74
90%
Lovex S062
<<locked>>
81%
48370
78%
**27
100%
Lovex S065
<<locked>>
81%
39740
64%
**59
96%
[Lovex S070]*
<<locked>>
81%
37956
61%
**30
94%
[Lovex S071]*
<<locked>>
88%
28587
46%
**10
90%
Norma 203B
<<locked>>
81%
48762
78%
**79
100%
[Norma 204]*
<<locked>>
81%
36230
58%
**17
90%
[Norma MRP]*
<<locked>>
85%
32634
52%
**03
90%
Norma URP
<<locked>>
81%
36230
58%
**43
96%
Ramshot Big Game
<<locked>>
81%
48849
78%
**99
100%
[Ramshot Grand]*
<<locked>>
91%
40582
65%
**74
90%
[Ramshot Hunter]*
<<locked>>
81%
35360
57%
**26
94%
[Ramshot Magnum]*
<<locked>>
90%
34969
56%
**07
90%
ReloadSwiss RS 14
<<locked>>
81%
27847
45%
**88
100%
ReloadSwiss RS 50
<<locked>>
81%
46934
75%
**13
97%
ReloadSwiss RS 60
<<locked>>
81%
43033
69%
**66
100%
ReloadSwiss RS 62
<<locked>>
81%
36027
58%
**56
96%
ReloadSwiss RS 70
<<locked>>
81%
35317
57%
**53
95%
Rottweil R 902
<<locked>>
81%
50067
80%
**43
100%
Rottweil R 903
<<locked>>
81%
43511
70%
**67
100%
[Rottweil R 904]*
<<locked>>
87%
39088
63%
**53
90%
[Rottweil R 905]*
<<locked>>
86%
35230
56%
**17
90%
[Rottweil R 907]*
<<locked>>
81%
40828
65%
**72
94%
SNPE Vectan SP 11
<<locked>>
81%
44541
71%
**13
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
44889
72%
**79
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
39102
63%
**00
94%
Shooters World Long Rifle
<<locked>>
81%
39740
64%
**59
96%
Shooters World Precision
<<locked>>
81%
48370
78%
**27
100%
Somchem S355
<<locked>>
81%
43903
70%
**67
99%
[Somchem S361]*
<<locked>>
88%
41916
67%
**82
90%
Somchem S365
<<locked>>
81%
32503
52%
**90
98%
[Somchem S385]*
<<locked>>
83%
32880
53%
**25
90%
Vihtavuori N133
<<locked>>
81%
50444
81%
**64
100%
Vihtavuori N135
<<locked>>
81%
42525
68%
**82
100%
Vihtavuori N140
<<locked>>
81%
49951
80%
**17
100%
Vihtavuori N150
<<locked>>
81%
37637
60%
**00
99%
Vihtavuori N160
<<locked>>
81%
39291
63%
**82
97%
[Vihtavuori N165]*
<<locked>>
89%
33576
54%
**35
90%
Vihtavuori N540
<<locked>>
81%
49530
79%
**40
100%
Vihtavuori N550
<<locked>>
81%
39653
64%
**25
97%
[Vihtavuori N555]*
<<locked>>
81%
28297
45%
**59
93%
[Vihtavuori N560]*
<<locked>>
94%
41597
67%
**13
90%
Winchester 6.5 StaBALL
<<locked>>
81%
37217
60%
**17
99%
Winchester 760
<<locked>>
81%
41858
67%
**81
95%
[Winchester StaBALL HD]*
<<locked>>
83%
24178
39%
**51
90%

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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