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Load data for .300 PRC + .308 | 170gr | Remington SP Core-Lokt

Recommended Powder(s):

.300 PRC + .308 | 170gr | Remington SP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Remington SP Core-Lokt
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.300 PRC load data
Case Length (l3):
2.580" | 65.5mm
Cartridge Length (C.O.L.):
3.458" | 87.8mm
Seated Depth:
0.122" | 3.1mm
Shank Seated Depth:
0.122" | 3.1mm
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_B5171_C370
Last updated:
2025-01-01

Load data for 142 loads in caliber .300 PRC with .308 | 170gr | Remington SP Core-Lokt bullet and 71 powder(s). 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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  • .

    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>>
92%
57885
89%
**77
99%
ADI AR 2213
<<locked>>
96%
58262
90%
**17
98%
ADI AR 2217
<<locked>>
97%
44208
68%
**48
95%
ADI AR 2225
<<locked>>
97%
39407
61%
**95
97%
Accurate 2700
<<locked>>
83%
57943
89%
**56
100%
Accurate 3100
<<locked>>
96%
57928
89%
**22
100%
Accurate 4350
<<locked>>
87%
57957
89%
**38
100%
Accurate MAGPRO
<<locked>>
96%
58102
89%
**27
97%
Alliant Reloder-16
<<locked>>
89%
57972
89%
**81
100%
Alliant Reloder-17
<<locked>>
84%
58392
90%
**81
100%
Alliant Reloder-19 👍
<<locked>>
93%
58131
89%
**81
99%
Alliant Reloder-22
<<locked>>
96%
57943
89%
**14
99%
Alliant Reloder-23
<<locked>>
97%
57928
89%
**68
100%
Alliant Reloder-25
<<locked>>
97%
49922
77%
**12
100%
Alliant Reloder-26 👍
<<locked>>
93%
57812
89%
**50
100%
Hodgdon H1000
<<locked>>
97%
44208
68%
**48
95%
Hodgdon H414
<<locked>>
84%
58334
90%
**71
100%
Hodgdon H4350
<<locked>>
91%
58291
90%
**18
100%
Hodgdon H4831
<<locked>>
97%
55608
86%
**12
97%
Hodgdon H4831 SC
<<locked>>
94%
58102
89%
**58
98%
Hodgdon Hybrid 100V
<<locked>>
90%
57972
89%
**05
100%
Hodgdon LVR
<<locked>>
86%
58421
90%
**58
100%
Hodgdon Retumbo
<<locked>>
97%
39407
61%
**95
97%
Hodgdon Superperformance
<<locked>>
86%
58218
90%
**97
100%
Hodgdon TrailBoss
<<locked>>
97%
35447
55%
**73
100%
IMR 4064
<<locked>>
83%
58363
90%
**82
100%
IMR 4166 Enduron
<<locked>>
84%
58436
90%
**89
100%
IMR 4350
<<locked>>
89%
58334
90%
**22
100%
IMR 4451 Enduron
<<locked>>
85%
57957
89%
**02
100%
IMR 4831
<<locked>>
92%
58073
89%
**28
100%
IMR 4955 Enduron
<<locked>>
96%
58479
90%
**28
98%
IMR 7828 SSC
<<locked>>
95%
57885
89%
**27
98%
[IMR 8133 Enduron]*
<<locked>>
97%
35578
55%
**94
92%
Lovex S065
<<locked>>
87%
58407
90%
**02
100%
Lovex S070
<<locked>>
88%
58305
90%
**18
100%
Lovex S071
<<locked>>
97%
50357
77%
**00
100%
Norma 204
<<locked>>
88%
58392
90%
**61
99%
Norma 217
<<locked>>
97%
35360
54%
**13
95%
Norma MRP 👍
<<locked>>
94%
58320
90%
**50
100%
Norma URP
<<locked>>
88%
58320
90%
**48
100%
Ramshot Hunter
<<locked>>
88%
57783
89%
**64
100%
Ramshot Magnum
<<locked>>
96%
57928
89%
**94
100%
ReloadSwiss RS 14
<<locked>>
96%
36071
56%
**13
100%
ReloadSwiss RS 60
<<locked>>
85%
57740
89%
**94
100%
ReloadSwiss RS 62
<<locked>>
87%
58059
89%
**58
100%
ReloadSwiss RS 70
<<locked>>
88%
58146
89%
**17
100%
ReloadSwiss RS 76
<<locked>>
97%
48849
75%
**45
99%
[ReloadSwiss RS 80]*
<<locked>>
97%
43932
68%
**07
94%
Rottweil R 903
<<locked>>
83%
58450
90%
**92
100%
Rottweil R 904
<<locked>>
92%
57943
89%
**28
98%
Rottweil R 905 👍
<<locked>>
93%
58276
90%
**74
99%
Rottweil R 907
<<locked>>
86%
58465
90%
**12
100%
SNPE Vectan Tubal 5000
<<locked>>
83%
58204
90%
**61
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
58001
89%
**56
100%
Shooters World Long Rifle
<<locked>>
87%
58407
90%
**02
100%
Somchem S355
<<locked>>
83%
58117
89%
**89
100%
Somchem S361
<<locked>>
91%
58160
90%
**92
98%
Somchem S365
<<locked>>
90%
58059
89%
**38
100%
Somchem S385
<<locked>>
93%
57725
89%
**38
100%
Vihtavuori N135
<<locked>>
84%
58407
90%
**94
100%
Vihtavuori N150
<<locked>>
88%
58436
90%
**53
100%
Vihtavuori N160
<<locked>>
85%
57943
89%
**05
100%
Vihtavuori N165
<<locked>>
97%
55651
86%
**89
99%
Vihtavuori N550
<<locked>>
85%
58465
90%
**54
100%
Vihtavuori N555
<<locked>>
94%
58378
90%
**71
100%
Vihtavuori N560
<<locked>>
96%
58102
89%
**46
98%
Vihtavuori N565
<<locked>>
97%
52228
80%
**18
97%
[Vihtavuori N568]*
<<locked>>
97%
45455
70%
**30
94%
Winchester 6.5 StaBALL
<<locked>>
87%
58378
90%
**76
100%
Winchester 760
<<locked>>
84%
58334
90%
**71
100%
Winchester StaBALL HD
<<locked>>
97%
54940
85%
**36
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
39465
61%
**23
95%
[ADI AR 2213]*
<<locked>>
81%
35273
54%
**35
91%
[ADI AR 2217]*
<<locked>>
89%
33808
52%
**89
90%
[ADI AR 2225]*
<<locked>>
86%
28224
43%
**64
90%
Accurate 2700
<<locked>>
81%
53635
83%
**87
99%
Accurate 3100
<<locked>>
81%
35273
54%
**92
97%
Accurate 4350
<<locked>>
81%
47369
73%
**61
100%
[Accurate MAGPRO]*
<<locked>>
84%
37869
58%
**26
90%
Alliant Reloder-16
<<locked>>
81%
45382
70%
**77
100%
Alliant Reloder-17
<<locked>>
81%
52547
81%
**02
100%
Alliant Reloder-19
<<locked>>
81%
39465
61%
**13
95%
[Alliant Reloder-22]*
<<locked>>
81%
35259
54%
**54
93%
Alliant Reloder-23
<<locked>>
81%
33808
52%
**18
99%
[Alliant Reloder-25]*
<<locked>>
81%
29501
45%
**16
94%
Alliant Reloder-26
<<locked>>
81%
37072
57%
**59
98%
[Hodgdon H1000]*
<<locked>>
89%
33808
52%
**89
90%
Hodgdon H414
<<locked>>
81%
53330
82%
**89
99%
Hodgdon H4350
<<locked>>
81%
43265
67%
**49
97%
[Hodgdon H4831]*
<<locked>>
82%
34519
53%
**69
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
36970
57%
**38
92%
Hodgdon Hybrid 100V
<<locked>>
81%
42888
66%
**56
100%
Hodgdon LVR
<<locked>>
81%
49821
77%
**13
100%
[Hodgdon Retumbo]*
<<locked>>
86%
28224
43%
**64
90%
Hodgdon Superperformance
<<locked>>
81%
48921
75%
**36
99%
Hodgdon TrailBoss
<<locked>>
81%
28311
44%
**16
100%
IMR 4064
<<locked>>
81%
54534
84%
**27
100%
IMR 4166 Enduron
<<locked>>
81%
53040
82%
**04
99%
IMR 4350
<<locked>>
81%
45208
70%
**89
98%
IMR 4451 Enduron
<<locked>>
81%
51387
79%
**94
99%
IMR 4831
<<locked>>
81%
40828
63%
**26
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37144
57%
**05
92%
[IMR 7828 SSC]*
<<locked>>
81%
36085
56%
**67
92%
[IMR 8133 Enduron]*
<<locked>>
94%
32779
50%
**21
90%
Lovex S065
<<locked>>
81%
48965
75%
**44
100%
Lovex S070
<<locked>>
81%
47195
73%
**35
99%
[Lovex S071]*
<<locked>>
81%
30327
47%
**54
94%
Norma 204
<<locked>>
81%
45397
70%
**35
97%
[Norma 217]*
<<locked>>
91%
28689
44%
**07
90%
Norma MRP
<<locked>>
81%
36724
57%
**13
96%
Norma URP
<<locked>>
81%
46499
72%
**48
100%
Ramshot Hunter
<<locked>>
81%
45295
70%
**38
99%
[Ramshot Magnum]*
<<locked>>
81%
32576
50%
**72
93%
ReloadSwiss RS 14
<<locked>>
81%
28906
44%
**59
100%
ReloadSwiss RS 60
<<locked>>
81%
50647
78%
**92
100%
ReloadSwiss RS 62
<<locked>>
81%
47369
73%
**81
100%
ReloadSwiss RS 70
<<locked>>
81%
45382
70%
**94
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
28761
44%
**03
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
36303
56%
**26
90%
Rottweil R 903
<<locked>>
81%
54505
84%
**40
100%
[Rottweil R 904]*
<<locked>>
81%
40712
63%
**03
94%
Rottweil R 905
<<locked>>
81%
38696
60%
**03
95%
Rottweil R 907
<<locked>>
81%
50111
77%
**74
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
54302
84%
**08
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
48037
74%
**89
99%
Shooters World Long Rifle
<<locked>>
81%
48965
75%
**44
100%
Somchem S355
<<locked>>
81%
54288
84%
**27
100%
[Somchem S361]*
<<locked>>
81%
41510
64%
**97
94%
Somchem S365
<<locked>>
81%
43163
66%
**02
100%
Somchem S385
<<locked>>
81%
39436
61%
**87
96%
Vihtavuori N135
<<locked>>
81%
52634
81%
**22
100%
Vihtavuori N150
<<locked>>
81%
46499
72%
**62
100%
Vihtavuori N160
<<locked>>
81%
50067
77%
**81
100%
[Vihtavuori N165]*
<<locked>>
81%
33156
51%
**23
93%
Vihtavuori N550
<<locked>>
81%
50459
78%
**20
100%
Vihtavuori N555
<<locked>>
81%
38130
59%
**00
99%
[Vihtavuori N560]*
<<locked>>
81%
35215
54%
**54
91%
[Vihtavuori N565]*
<<locked>>
84%
33243
51%
**98
90%
[Vihtavuori N568]*
<<locked>>
91%
37376
58%
**40
90%
Winchester 6.5 StaBALL
<<locked>>
81%
47253
73%
**08
100%
Winchester 760
<<locked>>
81%
53330
82%
**89
99%
Winchester StaBALL HD
<<locked>>
81%
29254
45%
**18
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.

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