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Load data for .300 Lapua Mag. + .308 | 170gr | Lapua Naturalis

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

.300 Lapua Mag. + .308 | 170gr | Lapua Naturalis

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Lapua Naturalis
Manufacturer SKU:
NPL7105 | N558
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.201" | 30.5mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.625" | 92.1mm
Seated Depth:
0.300" | 7.6mm
Shank Seated Depth:
0.300" | 7.6mm
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_B3100_C363
Last updated:
2025-01-01

Load data for 118 loads in caliber .300 Lapua Mag. with .308 | 170gr | Lapua Naturalis bullet and 59 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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  • 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>>
90%
54317
89%
**05
99%
ADI AR 2213
<<locked>>
93%
54012
89%
**35
98%
ADI AR 2217
<<locked>>
97%
45092
74%
**54
96%
ADI AR 2225
<<locked>>
97%
40364
66%
**05
97%
Accurate 3100
<<locked>>
93%
54418
89%
**56
100%
Accurate 4350
<<locked>>
85%
54766
90%
**72
100%
Accurate MAGPRO
<<locked>>
94%
54766
90%
**58
96%
Alliant Reloder-16
<<locked>>
86%
54215
89%
**18
100%
Alliant Reloder-19 👍
<<locked>>
91%
54795
90%
**15
99%
Alliant Reloder-22
<<locked>>
93%
54302
89%
**45
99%
Alliant Reloder-23
<<locked>>
95%
54694
90%
**12
100%
Alliant Reloder-25 👍
<<locked>>
97%
50140
82%
**92
100%
Alliant Reloder-26
<<locked>>
91%
54215
89%
**81
100%
Hodgdon H1000
<<locked>>
97%
45092
74%
**54
96%
Hodgdon H4350
<<locked>>
88%
54215
89%
**40
99%
Hodgdon H4831
<<locked>>
96%
54795
90%
**92
97%
Hodgdon H4831 SC
<<locked>>
92%
54795
90%
**92
97%
Hodgdon Hybrid 100V
<<locked>>
88%
54607
90%
**36
100%
Hodgdon LVR
<<locked>>
84%
54795
90%
**79
100%
Hodgdon Retumbo
<<locked>>
97%
40364
66%
**05
97%
Hodgdon Superperformance
<<locked>>
84%
54215
89%
**22
99%
Hodgdon TrailBoss
<<locked>>
97%
35781
59%
**67
100%
IMR 4350
<<locked>>
86%
54244
89%
**40
99%
IMR 4831
<<locked>>
89%
54259
89%
**49
100%
IMR 4955 Enduron
<<locked>>
93%
54752
90%
**56
97%
IMR 7828 SSC
<<locked>>
92%
54070
89%
**45
98%
[IMR 8133 Enduron]*
<<locked>>
97%
36245
60%
**07
92%
Lovex S065
<<locked>>
84%
54418
89%
**23
100%
Lovex S070
<<locked>>
85%
54404
89%
**43
100%
Lovex S071
<<locked>>
97%
51692
85%
**10
100%
Norma 204
<<locked>>
86%
54708
90%
**92
99%
Norma 217
<<locked>>
97%
36579
60%
**36
95%
Norma MRP 👍
<<locked>>
91%
54230
89%
**68
100%
Norma URP
<<locked>>
85%
54331
89%
**76
100%
Ramshot Hunter
<<locked>>
86%
54462
89%
**92
100%
Ramshot Magnum
<<locked>>
94%
54752
90%
**31
99%
ReloadSwiss RS 14
<<locked>>
97%
36492
60%
**06
100%
ReloadSwiss RS 62
<<locked>>
85%
54607
90%
**92
100%
ReloadSwiss RS 70
<<locked>>
86%
54375
89%
**41
100%
ReloadSwiss RS 76
<<locked>>
97%
49647
81%
**48
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
45165
74%
**17
94%
Rottweil R 904
<<locked>>
90%
54636
90%
**56
98%
Rottweil R 905 👍
<<locked>>
91%
54331
89%
**02
99%
Rottweil R 907
<<locked>>
83%
54288
89%
**27
99%
SNPE Vectan Tubal 7000
<<locked>>
85%
54679
90%
**87
100%
Shooters World Long Rifle
<<locked>>
84%
54418
89%
**23
100%
Somchem S361
<<locked>>
89%
54389
89%
**17
97%
Somchem S365
<<locked>>
87%
54795
90%
**86
100%
Somchem S385
<<locked>>
90%
54099
89%
**63
99%
Vihtavuori N150
<<locked>>
86%
54534
90%
**74
100%
Vihtavuori N160
<<locked>>
83%
54244
89%
**33
100%
Vihtavuori N165
<<locked>>
96%
54491
89%
**53
99%
Vihtavuori N550
<<locked>>
83%
54607
90%
**79
100%
Vihtavuori N555
<<locked>>
92%
54795
90%
**09
100%
Vihtavuori N560
<<locked>>
93%
54708
90%
**61
97%
Vihtavuori N565
<<locked>>
97%
53200
87%
**15
97%
[Vihtavuori N568]*
<<locked>>
97%
46470
76%
**33
94%
Winchester 6.5 StaBALL
<<locked>>
85%
54520
89%
**13
100%
Winchester StaBALL HD
<<locked>>
96%
54056
89%
**14
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40248
66%
**30
95%
[ADI AR 2213]*
<<locked>>
81%
36216
59%
**41
91%
[ADI AR 2217]*
<<locked>>
88%
33794
55%
**72
90%
[ADI AR 2225]*
<<locked>>
86%
28558
47%
**51
90%
Accurate 3100
<<locked>>
81%
36738
60%
**05
97%
Accurate 4350
<<locked>>
81%
48646
80%
**77
100%
[Accurate MAGPRO]*
<<locked>>
83%
37942
62%
**00
90%
Alliant Reloder-16
<<locked>>
81%
46064
76%
**64
100%
Alliant Reloder-19
<<locked>>
81%
40495
66%
**30
95%
[Alliant Reloder-22]*
<<locked>>
81%
36303
60%
**67
94%
Alliant Reloder-23
<<locked>>
81%
34867
57%
**31
99%
Alliant Reloder-25
<<locked>>
81%
30472
50%
**33
95%
Alliant Reloder-26
<<locked>>
81%
38290
63%
**76
99%
[Hodgdon H1000]*
<<locked>>
88%
33794
55%
**72
90%
Hodgdon H4350
<<locked>>
81%
44135
72%
**56
97%
[Hodgdon H4831]*
<<locked>>
81%
34490
57%
**59
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37811
62%
**38
92%
Hodgdon Hybrid 100V
<<locked>>
81%
43584
72%
**46
100%
Hodgdon LVR
<<locked>>
81%
50618
83%
**04
100%
[Hodgdon Retumbo]*
<<locked>>
86%
28558
47%
**51
90%
Hodgdon Superperformance
<<locked>>
81%
49342
81%
**40
99%
Hodgdon TrailBoss
<<locked>>
81%
28442
47%
**06
100%
IMR 4350
<<locked>>
81%
46151
76%
**95
98%
IMR 4831
<<locked>>
81%
41829
69%
**23
99%
[IMR 4955 Enduron]*
<<locked>>
81%
38014
62%
**12
92%
[IMR 7828 SSC]*
<<locked>>
81%
36869
61%
**74
92%
[IMR 8133 Enduron]*
<<locked>>
94%
33170
54%
**18
90%
Lovex S065
<<locked>>
81%
50082
82%
**48
100%
Lovex S070
<<locked>>
81%
48356
79%
**35
99%
Lovex S071
<<locked>>
81%
31807
52%
**77
95%
Norma 204
<<locked>>
81%
46151
76%
**31
97%
[Norma 217]*
<<locked>>
89%
28819
47%
**07
90%
Norma MRP
<<locked>>
81%
37782
62%
**33
96%
Norma URP
<<locked>>
81%
47485
78%
**54
100%
Ramshot Hunter
<<locked>>
81%
45876
75%
**35
99%
[Ramshot Magnum]*
<<locked>>
81%
33605
55%
**82
93%
ReloadSwiss RS 14
<<locked>>
81%
29138
48%
**45
100%
ReloadSwiss RS 62
<<locked>>
81%
48066
79%
**81
100%
ReloadSwiss RS 70
<<locked>>
81%
46253
76%
**00
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
28921
47%
**90
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
36724
60%
**20
90%
[Rottweil R 904]*
<<locked>>
81%
41582
68%
**10
94%
Rottweil R 905
<<locked>>
81%
39726
65%
**10
95%
Rottweil R 907
<<locked>>
81%
50865
84%
**61
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49037
81%
**95
99%
Shooters World Long Rifle
<<locked>>
81%
50082
82%
**48
100%
[Somchem S361]*
<<locked>>
81%
42395
70%
**90
94%
Somchem S365
<<locked>>
81%
44222
73%
**05
100%
Somchem S385
<<locked>>
81%
40596
67%
**97
96%
Vihtavuori N150
<<locked>>
81%
47703
78%
**62
100%
Vihtavuori N160
<<locked>>
81%
50676
83%
**71
100%
[Vihtavuori N165]*
<<locked>>
81%
34185
56%
**43
94%
Vihtavuori N550
<<locked>>
81%
51198
84%
**17
100%
Vihtavuori N555
<<locked>>
81%
39233
64%
**17
99%
[Vihtavuori N560]*
<<locked>>
81%
36027
59%
**64
91%
[Vihtavuori N565]*
<<locked>>
83%
33678
55%
**95
90%
[Vihtavuori N568]*
<<locked>>
91%
37710
62%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47645
78%
**99
100%
Winchester StaBALL HD
<<locked>>
81%
30182
50%
**35
99%

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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