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

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

.300 PRC + .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 PRC load data
Case Length (l3):
2.580" | 65.5mm
Cartridge Length (C.O.L.):
3.645" | 92.6mm
Seated Depth:
0.136" | 3.5mm
Shank Seated Depth:
0.136" | 3.5mm
Case Capacity:
99.0 Grains of Water | 6.43 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B3100_C370
Last updated:
2025-01-01

Load data for 126 loads in caliber .300 PRC with .308 | 170gr | Lapua Naturalis bullet and 63 powders such as ADI AR 2209, Alliant Reloder-19, Norma MRP, Rottweil R 905, 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>>
92%
58479
90%
**87
99%
ADI AR 2213
<<locked>>
95%
57972
89%
**17
98%
ADI AR 2217
<<locked>>
97%
45905
71%
**81
96%
ADI AR 2225
<<locked>>
97%
41220
63%
**31
98%
Accurate 3100
<<locked>>
95%
58421
90%
**18
100%
Accurate 4350
<<locked>>
86%
58363
90%
**41
100%
Accurate MAGPRO
<<locked>>
95%
58276
90%
**20
97%
Alliant Reloder-16
<<locked>>
88%
58262
90%
**81
100%
Alliant Reloder-19 👍
<<locked>>
92%
58407
90%
**74
99%
Alliant Reloder-22
<<locked>>
95%
58175
90%
**10
99%
Alliant Reloder-23
<<locked>>
96%
58276
90%
**68
100%
Alliant Reloder-25
<<locked>>
97%
51329
79%
**31
100%
Alliant Reloder-26
<<locked>>
92%
58073
89%
**46
100%
Hodgdon H1000
<<locked>>
97%
45905
71%
**81
96%
Hodgdon H4350
<<locked>>
90%
58334
90%
**15
100%
Hodgdon H4831
<<locked>>
97%
56826
87%
**31
98%
Hodgdon H4831 SC
<<locked>>
93%
57957
89%
**45
98%
Hodgdon Hybrid 100V
<<locked>>
90%
58291
90%
**92
100%
Hodgdon LVR
<<locked>>
85%
58088
89%
**38
100%
Hodgdon Retumbo
<<locked>>
97%
41220
63%
**31
98%
Hodgdon Superperformance
<<locked>>
85%
58450
90%
**97
100%
Hodgdon TrailBoss
<<locked>>
96%
35549
55%
**73
100%
IMR 4166 Enduron
<<locked>>
83%
58117
89%
**82
100%
IMR 4350
<<locked>>
88%
58262
90%
**22
100%
IMR 4451 Enduron
<<locked>>
84%
58059
89%
**05
100%
IMR 4831
<<locked>>
91%
58407
90%
**22
100%
IMR 4955 Enduron
<<locked>>
95%
58160
90%
**28
98%
IMR 7828 SSC
<<locked>>
94%
58102
89%
**27
99%
[IMR 8133 Enduron]*
<<locked>>
97%
37492
58%
**46
93%
Lovex S065
<<locked>>
86%
58001
89%
**89
100%
Lovex S070
<<locked>>
87%
58276
90%
**15
100%
Lovex S071
<<locked>>
97%
52576
81%
**27
100%
Norma 204
<<locked>>
87%
58349
90%
**51
99%
Norma 217
<<locked>>
97%
37565
58%
**69
96%
Norma MRP 👍
<<locked>>
93%
57696
89%
**27
100%
Norma URP
<<locked>>
87%
58291
90%
**48
100%
Ramshot Hunter
<<locked>>
88%
58320
90%
**64
100%
Ramshot Magnum
<<locked>>
95%
58247
90%
**87
100%
ReloadSwiss RS 14
<<locked>>
96%
36245
56%
**13
100%
ReloadSwiss RS 60
<<locked>>
84%
58073
89%
**94
100%
ReloadSwiss RS 62
<<locked>>
86%
58146
89%
**61
100%
ReloadSwiss RS 70
<<locked>>
87%
57943
89%
**04
100%
ReloadSwiss RS 76
<<locked>>
97%
50923
78%
**81
100%
ReloadSwiss RS 80
<<locked>>
97%
46340
71%
**59
95%
Rottweil R 904
<<locked>>
91%
58334
90%
**35
98%
Rottweil R 905 👍
<<locked>>
92%
58247
90%
**74
99%
Rottweil R 907
<<locked>>
85%
58218
90%
**05
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
57972
89%
**53
100%
Shooters World Long Rifle
<<locked>>
86%
58001
89%
**89
100%
Somchem S361
<<locked>>
90%
58276
90%
**99
98%
Somchem S365
<<locked>>
89%
58233
90%
**41
100%
Somchem S385
<<locked>>
92%
57870
89%
**28
100%
Vihtavuori N135
<<locked>>
83%
58088
89%
**81
100%
Vihtavuori N150
<<locked>>
87%
58305
90%
**36
100%
Vihtavuori N160
<<locked>>
85%
58262
90%
**02
100%
Vihtavuori N165
<<locked>>
97%
57595
89%
**15
99%
Vihtavuori N550
<<locked>>
84%
58320
90%
**38
100%
Vihtavuori N555
<<locked>>
93%
58450
90%
**64
100%
Vihtavuori N560
<<locked>>
95%
58015
89%
**36
98%
Vihtavuori N565
<<locked>>
97%
54273
84%
**48
98%
[Vihtavuori N568]*
<<locked>>
97%
47340
73%
**63
94%
Winchester 6.5 StaBALL
<<locked>>
86%
57914
89%
**66
100%
Winchester StaBALL HD 👍
<<locked>>
97%
57246
88%
**73
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
41002
63%
**53
96%
[ADI AR 2213]*
<<locked>>
81%
36825
57%
**74
92%
[ADI AR 2217]*
<<locked>>
87%
33504
52%
**66
90%
[ADI AR 2225]*
<<locked>>
84%
28210
43%
**54
90%
Accurate 3100
<<locked>>
81%
37492
58%
**38
97%
Accurate 4350
<<locked>>
81%
49574
76%
**97
100%
[Accurate MAGPRO]*
<<locked>>
82%
37565
58%
**07
90%
Alliant Reloder-16
<<locked>>
81%
46601
72%
**84
100%
Alliant Reloder-19
<<locked>>
81%
41234
63%
**49
96%
[Alliant Reloder-22]*
<<locked>>
81%
36999
57%
**87
94%
Alliant Reloder-23
<<locked>>
81%
35418
55%
**51
99%
Alliant Reloder-25
<<locked>>
81%
31082
48%
**56
95%
Alliant Reloder-26
<<locked>>
81%
39334
61%
**05
99%
[Hodgdon H1000]*
<<locked>>
87%
33504
52%
**66
90%
Hodgdon H4350
<<locked>>
81%
44541
69%
**72
98%
[Hodgdon H4831]*
<<locked>>
81%
34722
53%
**72
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
38464
59%
**71
92%
Hodgdon Hybrid 100V
<<locked>>
81%
44382
68%
**72
100%
Hodgdon LVR
<<locked>>
81%
51488
79%
**33
100%
[Hodgdon Retumbo]*
<<locked>>
84%
28210
43%
**54
90%
Hodgdon Superperformance
<<locked>>
81%
50285
77%
**63
99%
Hodgdon TrailBoss
<<locked>>
81%
28442
44%
**13
100%
IMR 4166 Enduron
<<locked>>
81%
54578
84%
**17
100%
IMR 4350
<<locked>>
81%
46920
72%
**15
98%
IMR 4451 Enduron
<<locked>>
81%
52779
81%
**10
99%
IMR 4831
<<locked>>
81%
42772
66%
**49
100%
[IMR 4955 Enduron]*
<<locked>>
81%
38609
59%
**35
93%
[IMR 7828 SSC]*
<<locked>>
81%
37463
58%
**07
93%
[IMR 8133 Enduron]*
<<locked>>
93%
32735
50%
**12
90%
Lovex S065
<<locked>>
81%
50488
78%
**67
100%
Lovex S070
<<locked>>
81%
49168
76%
**54
99%
Lovex S071
<<locked>>
81%
32387
50%
**03
95%
Norma 204
<<locked>>
81%
47123
73%
**61
97%
[Norma 217]*
<<locked>>
88%
28485
44%
**93
90%
Norma MRP
<<locked>>
81%
38551
59%
**59
96%
Norma URP
<<locked>>
81%
48385
74%
**77
100%
Ramshot Hunter
<<locked>>
81%
47007
72%
**67
99%
[Ramshot Magnum]*
<<locked>>
81%
34374
53%
**08
94%
ReloadSwiss RS 14
<<locked>>
81%
29109
45%
**55
100%
ReloadSwiss RS 60
<<locked>>
81%
52272
80%
**05
100%
ReloadSwiss RS 62
<<locked>>
81%
49269
76%
**10
100%
ReloadSwiss RS 70
<<locked>>
81%
47195
73%
**23
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
29588
46%
**26
91%
[ReloadSwiss RS 80]*
<<locked>>
90%
36172
56%
**07
90%
Rottweil R 904
<<locked>>
81%
42337
65%
**33
95%
Rottweil R 905
<<locked>>
81%
40524
62%
**33
96%
Rottweil R 907
<<locked>>
81%
51721
80%
**94
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
49821
77%
**15
99%
Shooters World Long Rifle
<<locked>>
81%
50488
78%
**67
100%
[Somchem S361]*
<<locked>>
81%
43250
67%
**17
94%
Somchem S365
<<locked>>
81%
45179
70%
**35
100%
Somchem S385
<<locked>>
81%
41292
64%
**26
97%
Vihtavuori N135
<<locked>>
81%
54505
84%
**35
100%
Vihtavuori N150
<<locked>>
81%
48254
74%
**82
100%
Vihtavuori N160
<<locked>>
81%
51459
79%
**00
100%
[Vihtavuori N165]*
<<locked>>
81%
34780
54%
**62
94%
Vihtavuori N550
<<locked>>
81%
52431
81%
**49
100%
Vihtavuori N555
<<locked>>
81%
39987
62%
**33
99%
[Vihtavuori N560]*
<<locked>>
81%
37043
57%
**03
92%
[Vihtavuori N565]*
<<locked>>
82%
33475
52%
**95
90%
[Vihtavuori N568]*
<<locked>>
90%
37449
58%
**33
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48631
75%
**31
100%
Winchester StaBALL HD
<<locked>>
81%
31386
48%
**77
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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