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Load data for .300 Win. Mag. + .308 | 180gr | Sellier & Bellot SPRN

Recommended Powder(s): Alliant Reloder-26, IMR 4831, Ramshot Hunter, ReloadSwiss RS 70, Vihtavuori N555

.300 Win. Mag. + .308 | 180gr | Sellier & Bellot SPRN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 180gr | Sellier & Bellot SPRN
Manufacturer SKU:
2937
Bullet Weight:
180gr | 11.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.146" | 29.1mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.476" | 12.1mm
Shank Seated Depth:
0.476" | 12.1mm
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_B7228_C380
Last updated:
2025-02-02

Load data for 146 loads in caliber .300 Win. Mag. with .308 | 180gr | Sellier & Bellot SPRN bullet and 73 powders such as Alliant Reloder-26, IMR 4831, 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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  • 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>>
84%
55564
89%
**18
100%
ADI AR 2209
<<locked>>
95%
55695
89%
**17
99%
ADI AR 2213
<<locked>>
97%
52504
84%
**87
97%
[ADI AR 2217]*
<<locked>>
97%
38203
61%
**89
92%
[ADI AR 2225]*
<<locked>>
97%
34040
55%
**39
94%
Accurate 2700
<<locked>>
85%
55724
89%
**82
99%
Accurate 3100
<<locked>>
97%
51706
83%
**99
100%
Accurate 4350
<<locked>>
90%
55448
89%
**77
100%
[Accurate MAGPRO]*
<<locked>>
97%
50676
81%
**74
94%
Alliant Reloder- TS 15.5
<<locked>>
84%
55666
89%
**25
100%
Alliant Reloder-16
<<locked>>
91%
55825
90%
**33
100%
Alliant Reloder-17
<<locked>>
87%
56043
90%
**33
100%
Alliant Reloder-19
<<locked>>
96%
56101
90%
**17
99%
Alliant Reloder-22
<<locked>>
97%
51590
83%
**87
98%
Alliant Reloder-23
<<locked>>
97%
49298
79%
**31
100%
Alliant Reloder-25
<<locked>>
97%
42235
68%
**40
99%
Alliant Reloder-26 👍
<<locked>>
97%
55970
90%
**12
100%
[Hodgdon H1000]*
<<locked>>
97%
38203
61%
**89
92%
Hodgdon H380
<<locked>>
83%
55840
90%
**44
100%
Hodgdon H414
<<locked>>
86%
55579
89%
**07
100%
Hodgdon H4350
<<locked>>
93%
55999
90%
**54
99%
Hodgdon H4831
<<locked>>
97%
48660
78%
**72
95%
Hodgdon H4831 SC
<<locked>>
97%
55114
88%
**81
97%
Hodgdon Hybrid 100V
<<locked>>
93%
55883
90%
**44
100%
Hodgdon LVR
<<locked>>
88%
56014
90%
**81
100%
[Hodgdon Retumbo]*
<<locked>>
97%
34040
55%
**39
94%
Hodgdon Superperformance
<<locked>>
89%
55869
90%
**33
99%
Hodgdon VARGET
<<locked>>
85%
55796
89%
**18
100%
Hodgdon TrailBoss
<<locked>>
97%
35201
56%
**45
100%
IMR 4064
<<locked>>
85%
55477
89%
**08
100%
IMR 4166 Enduron
<<locked>>
86%
55521
89%
**08
99%
IMR 4350
<<locked>>
91%
55796
89%
**54
99%
IMR 4451 Enduron
<<locked>>
87%
55622
89%
**31
99%
IMR 4831 👍
<<locked>>
95%
55941
90%
**74
100%
IMR 4955 Enduron
<<locked>>
97%
53592
86%
**15
97%
IMR 7828 SSC
<<locked>>
97%
54186
87%
**33
97%
Lovex S065
<<locked>>
89%
55999
90%
**35
100%
Lovex S070
<<locked>>
90%
55825
90%
**54
100%
Lovex S071
<<locked>>
97%
43062
69%
**57
98%
Norma 204
<<locked>>
91%
55883
90%
**87
98%
Norma MRP
<<locked>>
97%
54897
88%
**66
99%
Norma URP
<<locked>>
90%
55419
89%
**84
100%
Ramshot Hunter 👍
<<locked>>
91%
55550
89%
**04
100%
Ramshot Magnum
<<locked>>
97%
50357
81%
**54
98%
ReloadSwiss RS 14
<<locked>>
97%
35810
57%
**85
100%
ReloadSwiss RS 50
<<locked>>
83%
55492
89%
**31
100%
ReloadSwiss RS 60
<<locked>>
88%
56101
90%
**53
100%
ReloadSwiss RS 62
<<locked>>
90%
55666
89%
**04
100%
ReloadSwiss RS 70 👍
<<locked>>
91%
56115
90%
**66
100%
ReloadSwiss RS 76
<<locked>>
97%
41234
66%
**62
97%
Rottweil R 903
<<locked>>
86%
55898
90%
**31
100%
Rottweil R 904
<<locked>>
94%
55405
89%
**54
97%
Rottweil R 905
<<locked>>
96%
55521
89%
**07
99%
Rottweil R 907
<<locked>>
88%
55956
90%
**35
99%
SNPE Vectan SP 11
<<locked>>
84%
55608
89%
**58
100%
SNPE Vectan Tubal 5000
<<locked>>
85%
55579
89%
**00
100%
SNPE Vectan Tubal 7000
<<locked>>
89%
55680
89%
**85
99%
Shooters World Long Rifle
<<locked>>
89%
55999
90%
**35
100%
Somchem S355
<<locked>>
86%
55999
90%
**28
100%
Somchem S361
<<locked>>
94%
56043
90%
**28
97%
Somchem S365
<<locked>>
93%
55869
90%
**97
100%
Somchem S385
<<locked>>
96%
55550
89%
**71
99%
Vihtavuori N135
<<locked>>
87%
55695
89%
**36
100%
Vihtavuori N150
<<locked>>
91%
55811
89%
**89
100%
Vihtavuori N160
<<locked>>
88%
56014
90%
**48
100%
Vihtavuori N165
<<locked>>
97%
48022
77%
**40
98%
Vihtavuori N550
<<locked>>
88%
55622
89%
**84
100%
Vihtavuori N555 👍
<<locked>>
97%
54998
88%
**04
100%
Vihtavuori N560
<<locked>>
97%
51532
83%
**07
96%
[Vihtavuori N565]*
<<locked>>
97%
44121
71%
**49
94%
Winchester 6.5 StaBALL
<<locked>>
90%
56057
90%
**28
100%
Winchester 760
<<locked>>
86%
55579
89%
**07
100%
Winchester StaBALL HD
<<locked>>
97%
44005
71%
**74
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
50024
80%
**30
100%
[ADI AR 2209]*
<<locked>>
81%
34737
56%
**93
92%
[ADI AR 2213]*
<<locked>>
85%
35012
56%
**13
90%
[ADI AR 2217]*
<<locked>>
94%
35215
56%
**07
90%
[ADI AR 2225]*
<<locked>>
92%
29544
47%
**95
90%
Accurate 2700
<<locked>>
81%
48341
78%
**64
98%
[Accurate 3100]*
<<locked>>
81%
30414
49%
**69
94%
Accurate 4350
<<locked>>
81%
41307
66%
**31
99%
[Accurate MAGPRO]*
<<locked>>
89%
39233
63%
**48
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
50633
81%
**53
100%
Alliant Reloder-16
<<locked>>
81%
39726
64%
**38
99%
Alliant Reloder-17
<<locked>>
81%
45411
73%
**62
100%
[Alliant Reloder-19]*
<<locked>>
81%
34737
56%
**97
93%
[Alliant Reloder-22]*
<<locked>>
81%
30400
49%
**15
90%
Alliant Reloder-23
<<locked>>
81%
29254
47%
**92
97%
[Alliant Reloder-25]*
<<locked>>
81%
25744
41%
**83
91%
Alliant Reloder-26
<<locked>>
81%
31299
50%
**10
96%
[Hodgdon H1000]*
<<locked>>
94%
35215
56%
**07
90%
Hodgdon H380
<<locked>>
81%
51576
83%
**82
100%
Hodgdon H414
<<locked>>
81%
46731
75%
**49
98%
Hodgdon H4350
<<locked>>
81%
38377
62%
**23
95%
[Hodgdon H4831]*
<<locked>>
87%
35636
57%
**87
90%
[Hodgdon H4831 SC]*
<<locked>>
84%
35636
57%
**87
90%
Hodgdon Hybrid 100V
<<locked>>
81%
37420
60%
**36
100%
Hodgdon LVR
<<locked>>
81%
43830
70%
**77
99%
[Hodgdon Retumbo]*
<<locked>>
92%
29544
47%
**95
90%
Hodgdon Superperformance
<<locked>>
81%
41887
67%
**87
97%
Hodgdon VARGET
<<locked>>
81%
49690
80%
**26
100%
Hodgdon TrailBoss
<<locked>>
86%
30095
48%
**44
100%
IMR 4064
<<locked>>
81%
49168
79%
**10
100%
IMR 4166 Enduron
<<locked>>
81%
48167
77%
**80
98%
IMR 4350
<<locked>>
81%
40234
65%
**66
96%
IMR 4451 Enduron
<<locked>>
81%
46441
74%
**74
98%
IMR 4831
<<locked>>
81%
35810
57%
**03
98%
[IMR 4955 Enduron]*
<<locked>>
82%
34548
55%
**31
90%
[IMR 7828 SSC]*
<<locked>>
84%
35012
56%
**30
90%
Lovex S065
<<locked>>
81%
43816
70%
**25
99%
Lovex S070
<<locked>>
81%
42003
67%
**08
97%
[Lovex S071]*
<<locked>>
81%
25976
42%
**38
91%
[Norma 204]*
<<locked>>
81%
39726
64%
**92
94%
[Norma MRP]*
<<locked>>
81%
31734
51%
**80
93%
Norma URP
<<locked>>
81%
40611
65%
**25
99%
Ramshot Hunter
<<locked>>
81%
39421
63%
**12
97%
[Ramshot Magnum]*
<<locked>>
83%
29631
48%
**82
90%
ReloadSwiss RS 14
<<locked>>
82%
29109
47%
**47
100%
ReloadSwiss RS 50
<<locked>>
81%
51401
82%
**66
99%
ReloadSwiss RS 60
<<locked>>
81%
43830
70%
**62
100%
ReloadSwiss RS 62
<<locked>>
81%
40872
66%
**51
99%
ReloadSwiss RS 70
<<locked>>
81%
39436
63%
**61
98%
[ReloadSwiss RS 76]*
<<locked>>
87%
29617
47%
**31
90%
Rottweil R 903
<<locked>>
81%
48341
78%
**10
100%
[Rottweil R 904]*
<<locked>>
81%
36100
58%
**77
92%
[Rottweil R 905]*
<<locked>>
81%
33779
54%
**74
92%
Rottweil R 907
<<locked>>
81%
44918
72%
**41
97%
SNPE Vectan SP 11
<<locked>>
81%
49530
79%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
49226
79%
**12
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
42815
69%
**62
97%
Shooters World Long Rifle
<<locked>>
81%
43816
70%
**25
99%
Somchem S355
<<locked>>
81%
48501
78%
**17
100%
[Somchem S361]*
<<locked>>
81%
36622
59%
**64
91%
Somchem S365
<<locked>>
81%
36970
59%
**82
100%
[Somchem S385]*
<<locked>>
81%
34432
55%
**64
94%
Vihtavuori N135
<<locked>>
81%
47268
76%
**18
100%
Vihtavuori N150
<<locked>>
81%
41495
67%
**56
100%
Vihtavuori N160
<<locked>>
81%
44048
71%
**54
99%
[Vihtavuori N165]*
<<locked>>
81%
28718
46%
**03
90%
Vihtavuori N550
<<locked>>
81%
44411
71%
**94
99%
Vihtavuori N555
<<locked>>
81%
32634
52%
**80
98%
[Vihtavuori N560]*
<<locked>>
85%
35462
57%
**52
90%
[Vihtavuori N565]*
<<locked>>
89%
34026
55%
**26
90%
Winchester 6.5 StaBALL
<<locked>>
81%
41379
66%
**95
100%
Winchester 760
<<locked>>
81%
46731
75%
**49
98%
Winchester StaBALL HD
<<locked>>
81%
25730
41%
**65
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.

<<locked>>... you need to buy an access license to unlock the data

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