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Load data for .300 PRC + .308 | 220gr | Remington SP Core-Lokt

Recommended Powder(s):

.300 PRC + .308 | 220gr | Remington SP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 220gr | Remington SP Core-Lokt
Bullet Weight:
220gr | 14.3g
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_B5178_C370
Last updated:
2025-01-01

Load data for 96 loads in caliber .300 PRC with .308 | 220gr | Remington SP Core-Lokt bullet and 48 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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  • 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>>
87%
57899
89%
**49
100%
ADI AR 2213 👍
<<locked>>
90%
58320
90%
**95
100%
ADI AR 2217
<<locked>>
97%
55216
85%
**49
100%
ADI AR 2218
<<locked>>
97%
47659
73%
**23
96%
ADI AR 2225
<<locked>>
97%
50038
77%
**20
100%
Accurate 3100
<<locked>>
89%
58102
89%
**87
100%
Accurate MAGPRO
<<locked>>
89%
58030
89%
**05
99%
Alliant Reloder-19
<<locked>>
87%
58276
90%
**46
100%
Alliant Reloder-22
<<locked>>
89%
57943
89%
**76
100%
Alliant Reloder-23
<<locked>>
90%
57841
89%
**10
100%
Alliant Reloder-25
<<locked>>
94%
57798
89%
**82
100%
Alliant Reloder-26
<<locked>>
86%
57769
89%
**92
100%
Alliant Reloder-33
<<locked>>
97%
52431
81%
**79
98%
Alliant Reloder-50
<<locked>>
97%
45020
69%
**31
95%
Hodgdon H1000
<<locked>>
97%
55216
85%
**49
100%
Hodgdon H4350
<<locked>>
85%
58218
90%
**94
100%
Hodgdon H4831 👍
<<locked>>
92%
58247
90%
**46
100%
Hodgdon H4831 SC
<<locked>>
89%
58247
90%
**46
100%
Hodgdon Hybrid 100V
<<locked>>
84%
57957
89%
**51
100%
Hodgdon Retumbo
<<locked>>
97%
50038
77%
**20
100%
IMR 4350
<<locked>>
83%
58247
90%
**94
100%
IMR 4831
<<locked>>
86%
58291
90%
**80
100%
IMR 4955 Enduron
<<locked>>
90%
58465
90%
**13
100%
IMR 7828 SSC
<<locked>>
88%
58465
90%
**08
100%
IMR 7977 Enduron
<<locked>>
95%
58407
90%
**84
95%
IMR 8133 Enduron
<<locked>>
97%
46296
71%
**44
99%
[Lovex D100]*
<<locked>>
97%
54592
84%
**71
93%
Lovex S071
<<locked>>
94%
58102
89%
**87
100%
Norma 217
<<locked>>
97%
46818
72%
**57
100%
Norma MRP
<<locked>>
87%
58204
90%
**95
100%
Ramshot Magnum
<<locked>>
90%
58073
89%
**62
100%
ReloadSwiss RS 14
<<locked>>
96%
36898
57%
**03
100%
ReloadSwiss RS 76 👍
<<locked>>
95%
58450
90%
**71
100%
ReloadSwiss RS 80 👍
<<locked>>
97%
57899
89%
**48
100%
Rottweil R 904
<<locked>>
86%
58073
89%
**13
100%
Rottweil R 905
<<locked>>
87%
58001
89%
**43
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
39769
61%
**61
92%
Somchem S361
<<locked>>
85%
58102
89%
**90
100%
Somchem S365
<<locked>>
83%
58320
90%
**84
100%
Somchem S385
<<locked>>
87%
58175
90%
**07
100%
Vihtavuori N165
<<locked>>
92%
58030
89%
**97
100%
Vihtavuori N170
<<locked>>
97%
51387
79%
**38
96%
Vihtavuori N555
<<locked>>
87%
58421
90%
**23
100%
Vihtavuori N560
<<locked>>
89%
58160
90%
**08
100%
Vihtavuori N565 👍
<<locked>>
93%
58044
89%
**92
100%
Vihtavuori N568
<<locked>>
97%
58204
90%
**35
99%
Vihtavuori N570
<<locked>>
97%
56173
86%
**41
98%
Winchester StaBALL HD
<<locked>>
90%
57957
89%
**99
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
48298
74%
**02
100%
ADI AR 2213
<<locked>>
81%
43453
67%
**43
98%
[ADI AR 2217]*
<<locked>>
81%
32358
50%
**00
94%
[ADI AR 2218]*
<<locked>>
89%
35839
55%
**41
90%
ADI AR 2225
<<locked>>
81%
29530
45%
**70
97%
Accurate 3100
<<locked>>
81%
44092
68%
**77
100%
Accurate MAGPRO
<<locked>>
81%
43192
66%
**49
96%
Alliant Reloder-19
<<locked>>
81%
48182
74%
**92
100%
Alliant Reloder-22
<<locked>>
81%
44208
68%
**56
99%
Alliant Reloder-23
<<locked>>
81%
42844
66%
**97
100%
Alliant Reloder-25
<<locked>>
81%
37043
57%
**41
100%
Alliant Reloder-26
<<locked>>
81%
48341
74%
**51
100%
[Alliant Reloder-33]*
<<locked>>
85%
33591
52%
**79
90%
[Alliant Reloder-50]*
<<locked>>
90%
34650
53%
**15
90%
[Hodgdon H1000]*
<<locked>>
81%
32358
50%
**00
94%
Hodgdon H4350
<<locked>>
81%
51634
79%
**95
100%
Hodgdon H4831
<<locked>>
81%
40828
63%
**48
97%
Hodgdon H4831 SC
<<locked>>
81%
45339
70%
**36
98%
Hodgdon Hybrid 100V
<<locked>>
81%
52373
81%
**79
100%
Hodgdon Retumbo
<<locked>>
81%
29530
45%
**70
97%
IMR 4350
<<locked>>
81%
53896
83%
**28
100%
IMR 4831
<<locked>>
81%
49734
77%
**66
100%
IMR 4955 Enduron
<<locked>>
81%
44454
68%
**90
98%
IMR 7828 SSC
<<locked>>
81%
44991
69%
**85
98%
[IMR 7977 Enduron]*
<<locked>>
83%
40857
63%
**82
90%
[IMR 8133 Enduron]*
<<locked>>
81%
27108
42%
**92
91%
[Lovex D100]*
<<locked>>
92%
45513
70%
**20
90%
Lovex S071
<<locked>>
81%
38043
59%
**62
100%
[Norma 217]*
<<locked>>
81%
27166
42%
**15
94%
Norma MRP
<<locked>>
81%
46688
72%
**15
100%
Ramshot Magnum
<<locked>>
81%
41756
64%
**03
99%
ReloadSwiss RS 14
<<locked>>
90%
33924
52%
**50
100%
ReloadSwiss RS 76
<<locked>>
81%
35389
54%
**57
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
32213
50%
**49
93%
Rottweil R 904
<<locked>>
81%
48994
75%
**72
99%
Rottweil R 905
<<locked>>
81%
47732
73%
**82
100%
[SNPE Vectan SP 13]*
<<locked>>
94%
35433
55%
**65
90%
Somchem S361
<<locked>>
81%
49922
77%
**62
99%
Somchem S365
<<locked>>
81%
53766
83%
**28
100%
Somchem S385
<<locked>>
81%
48254
74%
**62
100%
Vihtavuori N165
<<locked>>
81%
41002
63%
**25
99%
[Vihtavuori N170]*
<<locked>>
86%
36361
56%
**36
90%
Vihtavuori N555
<<locked>>
81%
47732
73%
**69
100%
Vihtavuori N560
<<locked>>
81%
44208
68%
**69
98%
Vihtavuori N565
<<locked>>
81%
38653
59%
**44
96%
[Vihtavuori N568]*
<<locked>>
81%
33562
52%
**65
93%
[Vihtavuori N570]*
<<locked>>
83%
34243
53%
**98
90%
Winchester StaBALL HD
<<locked>>
81%
40770
63%
**46
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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