top of page

Load data for .300 Lapua Mag. + .308 | 165gr | Swift Scirocco

You need to be a member to bookmark a  load !

Bookmark this load
>> My bookmarks

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD

.300 Lapua Mag. + .308 | 165gr | Swift Scirocco

Load Specifications

Bullet:
.308 | 165gr | Swift Scirocco
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.350" | 34.3mm
Caliber:
.300 Lapua Mag.
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.449" | 11.4mm
Shank Seated Depth:
0.349" | 8.9mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B10845_C363

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

Load data for 128 loads in caliber .300 Lapua Mag. with .308 | 165gr | Swift Scirocco bullet and 64 powders such as Alliant Reloder-23, Alliant Reloder-26, Somchem S385, Vihtavuori N555, Winchester StaBALL HD. 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) 

  • No data yet

  • .

    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>>
93%
54534
90%
**51
98%
ADI AR 2213
<<locked>>
96%
54317
89%
**77
97%
[ADI AR 2217]*
<<locked>>
97%
41205
68%
**95
93%
ADI AR 2225
<<locked>>
97%
36970
61%
**46
95%
Accurate 2700
<<locked>>
83%
54694
90%
**23
99%
Accurate 3100
<<locked>>
96%
54708
90%
**89
100%
Accurate 4350
<<locked>>
87%
54302
89%
**09
100%
Accurate MAGPRO
<<locked>>
97%
54679
90%
**94
95%
Alliant Reloder-16
<<locked>>
89%
54215
89%
**61
100%
Alliant Reloder-17
<<locked>>
84%
54549
90%
**58
100%
Alliant Reloder-19
<<locked>>
93%
54346
89%
**35
98%
Alliant Reloder-22
<<locked>>
96%
54534
90%
**81
98%
Alliant Reloder-23 👍
<<locked>>
97%
52953
87%
**35
100%
Alliant Reloder-25
<<locked>>
97%
45992
75%
**56
99%
Alliant Reloder-26 👍
<<locked>>
94%
54795
90%
**40
100%
[Hodgdon H1000]*
<<locked>>
97%
41205
68%
**95
93%
Hodgdon H414
<<locked>>
83%
54331
89%
**31
99%
Hodgdon H4350
<<locked>>
90%
54665
90%
**82
99%
Hodgdon H4831
<<locked>>
97%
52040
85%
**79
96%
Hodgdon H4831 SC
<<locked>>
94%
54085
89%
**15
96%
Hodgdon Hybrid 100V
<<locked>>
90%
54360
89%
**79
100%
Hodgdon LVR
<<locked>>
85%
54041
89%
**09
100%
Hodgdon Retumbo
<<locked>>
97%
36970
61%
**46
95%
Hodgdon Superperformance
<<locked>>
86%
54520
89%
**68
99%
Hodgdon TrailBoss
<<locked>>
96%
35070
58%
**73
100%
IMR 4166 Enduron
<<locked>>
83%
54259
89%
**43
99%
IMR 4350
<<locked>>
89%
54694
90%
**82
99%
IMR 4451 Enduron
<<locked>>
85%
54679
90%
**76
99%
IMR 4831
<<locked>>
92%
54476
89%
**95
100%
IMR 4955 Enduron
<<locked>>
95%
54650
90%
**92
97%
IMR 7828 SSC
<<locked>>
95%
54433
89%
**84
97%
Lovex S065
<<locked>>
86%
54563
90%
**59
100%
Lovex S070
<<locked>>
87%
54549
90%
**89
99%
Lovex S071
<<locked>>
97%
46934
77%
**61
99%
Norma 204
<<locked>>
88%
54317
89%
**12
98%
[Norma 217]*
<<locked>>
97%
32779
54%
**64
92%
Norma MRP
<<locked>>
94%
54592
90%
**17
99%
Norma URP
<<locked>>
88%
54766
90%
**18
100%
Ramshot Hunter
<<locked>>
88%
54230
89%
**31
100%
Ramshot Magnum
<<locked>>
97%
54476
89%
**64
99%
ReloadSwiss RS 14
<<locked>>
96%
35723
59%
**13
100%
ReloadSwiss RS 60
<<locked>>
85%
54679
90%
**87
100%
ReloadSwiss RS 62
<<locked>>
87%
54244
89%
**28
100%
ReloadSwiss RS 70
<<locked>>
88%
54621
90%
**91
100%
ReloadSwiss RS 76
<<locked>>
97%
44976
74%
**82
98%
Rottweil R 904
<<locked>>
92%
54447
89%
**92
97%
Rottweil R 905
<<locked>>
93%
54244
89%
**35
98%
Rottweil R 907
<<locked>>
85%
54607
90%
**72
99%
SNPE Vectan Tubal 7000
<<locked>>
87%
54723
90%
**27
99%
Shooters World Long Rifle
<<locked>>
86%
54563
90%
**59
100%
Somchem S361
<<locked>>
91%
54563
90%
**53
96%
Somchem S365
<<locked>>
90%
54302
89%
**18
100%
Somchem S385 👍
<<locked>>
93%
54491
89%
**99
99%
Vihtavuori N135
<<locked>>
84%
54375
89%
**67
100%
Vihtavuori N150
<<locked>>
88%
54607
90%
**20
100%
Vihtavuori N160
<<locked>>
85%
54360
89%
**79
100%
Vihtavuori N165
<<locked>>
97%
52199
86%
**56
98%
Vihtavuori N550
<<locked>>
85%
54592
90%
**25
100%
Vihtavuori N555 👍
<<locked>>
94%
54331
89%
**45
100%
Vihtavuori N560
<<locked>>
96%
54563
90%
**07
97%
Vihtavuori N565
<<locked>>
97%
47834
79%
**56
95%
Winchester 6.5 StaBALL
<<locked>>
87%
54433
89%
**53
100%
Winchester 760
<<locked>>
83%
54331
89%
**31
99%
Winchester StaBALL HD 👍
<<locked>>
97%
49763
82%
**97
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
37115
61%
**80
93%
[ADI AR 2213]*
<<locked>>
83%
35070
58%
**51
90%
[ADI AR 2217]*
<<locked>>
92%
35447
58%
**44
90%
[ADI AR 2225]*
<<locked>>
90%
29704
49%
**20
90%
Accurate 2700
<<locked>>
81%
51039
84%
**61
98%
Accurate 3100
<<locked>>
81%
32967
54%
**56
95%
Accurate 4350
<<locked>>
81%
44483
73%
**31
99%
[Accurate MAGPRO]*
<<locked>>
87%
39494
65%
**79
90%
Alliant Reloder-16
<<locked>>
81%
42496
70%
**38
100%
Alliant Reloder-17
<<locked>>
81%
48791
80%
**66
100%
[Alliant Reloder-19]*
<<locked>>
81%
37173
61%
**77
93%
[Alliant Reloder-22]*
<<locked>>
81%
32764
54%
**08
91%
Alliant Reloder-23
<<locked>>
81%
31546
52%
**89
98%
[Alliant Reloder-25]*
<<locked>>
81%
27731
46%
**64
92%
Alliant Reloder-26
<<locked>>
81%
34330
56%
**07
97%
[Hodgdon H1000]*
<<locked>>
92%
35447
58%
**44
90%
Hodgdon H414
<<locked>>
81%
50024
82%
**63
99%
Hodgdon H4350
<<locked>>
81%
40872
67%
**13
96%
[Hodgdon H4831]*
<<locked>>
86%
36085
59%
**35
90%
[Hodgdon H4831 SC]*
<<locked>>
82%
35955
59%
**25
90%
Hodgdon Hybrid 100V
<<locked>>
81%
40045
66%
**20
100%
Hodgdon LVR
<<locked>>
81%
46963
77%
**87
99%
[Hodgdon Retumbo]*
<<locked>>
90%
29704
49%
**20
90%
Hodgdon Superperformance
<<locked>>
81%
45411
75%
**00
98%
Hodgdon TrailBoss
<<locked>>
81%
28137
46%
**19
100%
IMR 4166 Enduron
<<locked>>
81%
50691
83%
**81
99%
IMR 4350
<<locked>>
81%
42960
71%
**62
97%
IMR 4451 Enduron
<<locked>>
81%
48820
80%
**67
98%
IMR 4831
<<locked>>
81%
38464
63%
**97
99%
[IMR 4955 Enduron]*
<<locked>>
81%
35143
58%
**75
90%
[IMR 7828 SSC]*
<<locked>>
82%
35172
58%
**57
90%
Lovex S065
<<locked>>
81%
46412
76%
**15
99%
Lovex S070
<<locked>>
81%
44846
74%
**08
98%
[Lovex S071]*
<<locked>>
81%
28253
46%
**21
92%
Norma 204
<<locked>>
81%
42612
70%
**92
95%
[Norma 217]*
<<locked>>
94%
29733
49%
**66
90%
[Norma MRP]*
<<locked>>
81%
34360
56%
**80
94%
Norma URP
<<locked>>
81%
43627
72%
**28
99%
Ramshot Hunter
<<locked>>
81%
42395
70%
**12
98%
[Ramshot Magnum]*
<<locked>>
81%
30371
50%
**20
90%
ReloadSwiss RS 14
<<locked>>
81%
28747
47%
**59
100%
ReloadSwiss RS 60
<<locked>>
81%
47137
77%
**56
100%
ReloadSwiss RS 62
<<locked>>
81%
44295
73%
**48
99%
ReloadSwiss RS 70
<<locked>>
81%
42351
70%
**61
99%
[ReloadSwiss RS 76]*
<<locked>>
85%
30168
50%
**62
90%
[Rottweil R 904]*
<<locked>>
81%
38537
63%
**67
92%
[Rottweil R 905]*
<<locked>>
81%
36129
59%
**57
93%
Rottweil R 907
<<locked>>
81%
47471
78%
**41
98%
SNPE Vectan Tubal 7000
<<locked>>
81%
45440
75%
**62
98%
Shooters World Long Rifle
<<locked>>
81%
46412
76%
**15
99%
[Somchem S361]*
<<locked>>
81%
39218
64%
**54
92%
Somchem S365
<<locked>>
81%
40335
66%
**76
100%
Somchem S385
<<locked>>
81%
36825
60%
**51
95%
Vihtavuori N135
<<locked>>
81%
49922
82%
**99
100%
Vihtavuori N150
<<locked>>
81%
44193
73%
**43
100%
Vihtavuori N160
<<locked>>
81%
46963
77%
**54
100%
[Vihtavuori N165]*
<<locked>>
81%
31053
51%
**93
91%
Vihtavuori N550
<<locked>>
81%
47616
78%
**90
100%
Vihtavuori N555
<<locked>>
81%
35389
58%
**67
98%
[Vihtavuori N560]*
<<locked>>
83%
35723
59%
**94
90%
[Vihtavuori N565]*
<<locked>>
87%
34983
57%
**64
90%
Winchester 6.5 StaBALL
<<locked>>
81%
44034
72%
**82
100%
Winchester 760
<<locked>>
81%
50024
82%
**63
99%
Winchester StaBALL HD
<<locked>>
81%
26252
43%
**69
98%

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.

bottom of page