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Load data for .300 Lapua Mag. + .308 | 170gr | Swift A-Frame

Recommended Powder(s): Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum, Winchester StaBALL HD

.300 Lapua Mag. + .308 | 170gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Swift A-Frame
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.020" | 25.9mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.119" | 3.0mm
Shank Seated Depth:
0.119" | 3.0mm
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_B10846_C363
Last updated:
2025-02-02

Load data for 104 loads in caliber .300 Lapua Mag. with .308 | 170gr | Swift A-Frame bullet and 52 powders such as Alliant Reloder-22, Alliant Reloder-25, Norma MRP, Ramshot Magnum, 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".

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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 2209
<<locked>>
89%
54375
89%
**12
99%
ADI AR 2213
<<locked>>
92%
54694
90%
**48
98%
ADI AR 2217
<<locked>>
97%
47340
78%
**04
97%
ADI AR 2225
<<locked>>
97%
42438
70%
**54
98%
Accurate 3100
<<locked>>
92%
54636
90%
**49
100%
Accurate 4350
<<locked>>
83%
54563
90%
**79
100%
Accurate MAGPRO
<<locked>>
92%
54752
90%
**61
96%
Alliant Reloder-16
<<locked>>
85%
54607
90%
**22
100%
Alliant Reloder-19
<<locked>>
89%
54810
90%
**09
99%
Alliant Reloder-22 👍
<<locked>>
92%
54273
89%
**41
99%
Alliant Reloder-23
<<locked>>
93%
54012
89%
**95
100%
Alliant Reloder-25 👍
<<locked>>
97%
53011
87%
**45
100%
Alliant Reloder-26
<<locked>>
89%
54592
90%
**94
100%
Hodgdon H1000
<<locked>>
97%
47340
78%
**04
97%
Hodgdon H4350
<<locked>>
87%
54447
89%
**56
99%
Hodgdon H4831
<<locked>>
94%
54534
90%
**92
97%
Hodgdon H4831 SC
<<locked>>
91%
54534
90%
**92
97%
Hodgdon Hybrid 100V
<<locked>>
87%
54752
90%
**36
100%
Hodgdon Retumbo
<<locked>>
97%
42438
70%
**54
98%
Hodgdon TrailBoss
<<locked>>
96%
35476
58%
**73
100%
IMR 4350
<<locked>>
85%
54491
89%
**56
99%
IMR 4831
<<locked>>
88%
54665
90%
**59
100%
IMR 4955 Enduron
<<locked>>
92%
54331
89%
**59
97%
IMR 7828 SSC
<<locked>>
91%
54288
89%
**54
98%
[IMR 8133 Enduron]*
<<locked>>
97%
38595
63%
**69
94%
Lovex S070
<<locked>>
84%
54621
90%
**56
100%
Lovex S071
<<locked>>
97%
54636
90%
**49
100%
Norma 204
<<locked>>
85%
54288
89%
**86
99%
Norma 217
<<locked>>
97%
38609
63%
**82
96%
Norma MRP 👍
<<locked>>
90%
54824
90%
**71
100%
Norma URP
<<locked>>
84%
54520
90%
**76
100%
Ramshot Hunter
<<locked>>
85%
54723
90%
**95
100%
Ramshot Magnum 👍
<<locked>>
93%
54346
89%
**31
99%
ReloadSwiss RS 14
<<locked>>
97%
36709
60%
**23
100%
ReloadSwiss RS 70
<<locked>>
84%
54288
89%
**41
100%
ReloadSwiss RS 76
<<locked>>
97%
52721
87%
**04
100%
ReloadSwiss RS 80
<<locked>>
97%
47848
79%
**82
95%
Rottweil R 904
<<locked>>
88%
54505
89%
**66
98%
Rottweil R 905
<<locked>>
89%
54331
89%
**09
99%
SNPE Vectan Tubal 7000
<<locked>>
83%
54665
90%
**00
100%
Somchem S361
<<locked>>
87%
54752
90%
**27
97%
Somchem S365
<<locked>>
86%
54447
89%
**79
100%
Somchem S385
<<locked>>
89%
54099
89%
**63
99%
Vihtavuori N150
<<locked>>
84%
54491
89%
**77
100%
Vihtavuori N165
<<locked>>
94%
54302
89%
**49
99%
Vihtavuori N555
<<locked>>
90%
54491
89%
**95
100%
Vihtavuori N560
<<locked>>
92%
54795
90%
**68
98%
Vihtavuori N565
<<locked>>
96%
54708
90%
**41
98%
Vihtavuori N568
<<locked>>
97%
49501
81%
**02
95%
[Vihtavuori N570]*
<<locked>>
97%
47268
78%
**69
92%
Winchester 6.5 StaBALL
<<locked>>
84%
54462
89%
**07
100%
Winchester StaBALL HD 👍
<<locked>>
95%
54766
90%
**23
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41974
69%
**69
96%
[ADI AR 2213]*
<<locked>>
81%
37826
62%
**97
93%
[ADI AR 2217]*
<<locked>>
86%
33214
55%
**59
90%
[ADI AR 2225]*
<<locked>>
83%
27949
46%
**34
90%
Accurate 3100
<<locked>>
81%
38624
63%
**48
98%
Accurate 4350
<<locked>>
81%
50952
84%
**13
100%
[Accurate MAGPRO]*
<<locked>>
81%
37710
62%
**97
90%
Alliant Reloder-16
<<locked>>
81%
48240
79%
**17
100%
Alliant Reloder-19
<<locked>>
81%
42221
69%
**66
96%
Alliant Reloder-22
<<locked>>
81%
38101
63%
**10
95%
Alliant Reloder-23
<<locked>>
81%
36825
60%
**77
100%
Alliant Reloder-25
<<locked>>
81%
32126
53%
**75
96%
Alliant Reloder-26
<<locked>>
81%
40495
66%
**22
99%
[Hodgdon H1000]*
<<locked>>
86%
33214
55%
**59
90%
Hodgdon H4350
<<locked>>
81%
45948
75%
**92
98%
[Hodgdon H4831]*
<<locked>>
81%
35737
59%
**92
91%
[Hodgdon H4831 SC]*
<<locked>>
81%
39639
65%
**94
93%
Hodgdon Hybrid 100V
<<locked>>
81%
45687
75%
**89
100%
[Hodgdon Retumbo]*
<<locked>>
83%
27949
46%
**34
90%
Hodgdon TrailBoss
<<locked>>
81%
28500
47%
**19
100%
IMR 4350
<<locked>>
81%
47935
79%
**28
98%
IMR 4831
<<locked>>
81%
43903
72%
**69
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39639
65%
**54
93%
[IMR 7828 SSC]*
<<locked>>
81%
38740
64%
**30
93%
[IMR 8133 Enduron]*
<<locked>>
91%
32518
53%
**92
90%
Lovex S070
<<locked>>
81%
50241
82%
**67
99%
Lovex S071
<<locked>>
81%
33634
55%
**26
96%
Norma 204
<<locked>>
81%
48283
79%
**77
98%
[Norma 217]*
<<locked>>
87%
28253
46%
**84
90%
Norma MRP
<<locked>>
81%
39943
66%
**79
97%
Norma URP
<<locked>>
81%
49530
81%
**90
100%
Ramshot Hunter
<<locked>>
81%
48051
79%
**90
99%
Ramshot Magnum
<<locked>>
81%
35520
58%
**41
95%
ReloadSwiss RS 14
<<locked>>
81%
29182
48%
**59
100%
ReloadSwiss RS 70
<<locked>>
81%
48515
80%
**46
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30589
50%
**52
92%
[ReloadSwiss RS 80]*
<<locked>>
89%
36085
59%
**07
90%
Rottweil R 904
<<locked>>
81%
43323
71%
**49
95%
Rottweil R 905
<<locked>>
81%
41553
68%
**49
96%
SNPE Vectan Tubal 7000
<<locked>>
81%
50749
83%
**25
99%
Somchem S361
<<locked>>
81%
44469
73%
**43
95%
Somchem S365
<<locked>>
81%
46383
76%
**48
100%
Somchem S385
<<locked>>
81%
42424
70%
**43
97%
Vihtavuori N150
<<locked>>
81%
49414
81%
**95
100%
Vihtavuori N165
<<locked>>
81%
35810
59%
**85
95%
Vihtavuori N555
<<locked>>
81%
41553
68%
**56
100%
[Vihtavuori N560]*
<<locked>>
81%
37956
62%
**20
92%
[Vihtavuori N565]*
<<locked>>
81%
33446
55%
**85
90%
[Vihtavuori N568]*
<<locked>>
88%
37130
61%
**13
90%
[Vihtavuori N570]*
<<locked>>
94%
43178
71%
**87
90%
Winchester 6.5 StaBALL
<<locked>>
81%
49864
82%
**35
100%
Winchester StaBALL HD
<<locked>>
81%
32764
54%
**07
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.

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

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