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Load data for .300 Win. Mag. + .308 | 165gr | Remington PSP Core-Lokt

Recommended Powder(s): Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70

.300 Win. Mag. + .308 | 165gr | Remington PSP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 165gr | Remington PSP Core-Lokt
Bullet Weight:
165gr | 10.7g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.300 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.330" | 8.4mm
Shank Seated Depth:
0.330" | 8.4mm
Case Capacity:
90.5 Grains of Water | 5.88 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B5169_C380
Last updated:
2025-12-25

Load data for 168 loads in caliber .300 Win. Mag. with .308 | 165gr | Remington PSP Core-Lokt bullet and 84 powders such as Alliant Reloder-16, Hodgdon Superperformance, Ramshot Hunter, ReloadSwiss RS 62, ReloadSwiss RS 70. 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 2208
<<locked>>
86%
55869
90%
**36
100%
ADI AR 2209
<<locked>>
97%
55419
89%
**18
98%
ADI AR 2213
<<locked>>
97%
49284
79%
**33
95%
Accurate 2700
<<locked>>
87%
55912
90%
**94
98%
Accurate 3100
<<locked>>
97%
48733
78%
**67
99%
Accurate 4064
<<locked>>
84%
55637
89%
**04
100%
Accurate 4350
<<locked>>
92%
55883
90%
**02
100%
[Accurate MAGPRO]*
<<locked>>
97%
47398
76%
**23
92%
Alliant Reloder- TS 15.5
<<locked>>
86%
55709
89%
**53
100%
Alliant Reloder-15
<<locked>>
84%
55898
90%
**72
100%
Alliant Reloder-16 👍
<<locked>>
93%
55332
89%
**45
100%
Alliant Reloder-17
<<locked>>
88%
55492
89%
**48
100%
Alliant Reloder-19
<<locked>>
97%
54781
88%
**12
98%
Alliant Reloder-22
<<locked>>
97%
48211
77%
**30
96%
Alliant Reloder-23
<<locked>>
97%
45788
73%
**81
100%
Alliant Reloder-25
<<locked>>
97%
40074
64%
**85
97%
Alliant Reloder-26
<<locked>>
97%
52504
84%
**74
100%
Bofors RP15
<<locked>>
97%
44730
72%
**64
95%
Bofors RP3
<<locked>>
85%
55753
89%
**53
100%
Bofors RP5
<<locked>>
97%
48211
77%
**30
96%
Bofors RP7
<<locked>>
89%
55390
89%
**36
99%
Hodgdon CFE223
<<locked>>
84%
55999
90%
**95
100%
Hodgdon H380
<<locked>>
85%
55854
90%
**69
100%
Hodgdon H414
<<locked>>
88%
55608
89%
**15
99%
Hodgdon H4350
<<locked>>
95%
55970
90%
**63
99%
[Hodgdon H4831]*
<<locked>>
97%
45919
74%
**18
93%
Hodgdon H4831 SC
<<locked>>
97%
51880
83%
**27
95%
Hodgdon Hybrid 100V
<<locked>>
95%
55593
89%
**59
100%
Hodgdon LVR
<<locked>>
90%
55883
90%
**99
100%
Hodgdon Superperformance 👍
<<locked>>
90%
55579
89%
**41
99%
Hodgdon VARGET
<<locked>>
86%
55651
89%
**36
100%
Hodgdon TrailBoss
<<locked>>
97%
34838
56%
**21
100%
IMR 4064
<<locked>>
86%
55535
89%
**20
100%
IMR 4166 Enduron
<<locked>>
87%
56057
90%
**23
99%
IMR 4350
<<locked>>
93%
55477
89%
**59
99%
IMR 4451 Enduron
<<locked>>
88%
55695
89%
**46
99%
IMR 4831
<<locked>>
97%
55680
89%
**79
100%
IMR 4955 Enduron
<<locked>>
97%
51387
82%
**81
95%
IMR 7828 SSC
<<locked>>
97%
50676
81%
**76
95%
Lovex S062
<<locked>>
84%
55448
89%
**13
100%
Lovex S065
<<locked>>
91%
56057
90%
**46
100%
Lovex S070
<<locked>>
92%
55724
89%
**59
99%
Lovex S071
<<locked>>
97%
40712
65%
**07
97%
Norma 203B
<<locked>>
84%
56115
90%
**66
100%
Norma 204
<<locked>>
92%
56043
90%
**02
98%
Norma MRP
<<locked>>
97%
51750
83%
**31
98%
Norma URP
<<locked>>
92%
55956
90%
**05
100%
Ramshot Big Game
<<locked>>
83%
55608
89%
**79
100%
Ramshot Grand
<<locked>>
97%
54244
87%
**45
97%
Ramshot Hunter 👍
<<locked>>
93%
55506
89%
**22
99%
Ramshot Magnum
<<locked>>
97%
47210
76%
**97
97%
ReloadSwiss RS 14
<<locked>>
97%
35476
57%
**64
100%
ReloadSwiss RS 50
<<locked>>
85%
56028
90%
**53
99%
ReloadSwiss RS 60
<<locked>>
87%
55767
89%
**54
100%
ReloadSwiss RS 62 👍
<<locked>>
92%
56043
90%
**35
100%
ReloadSwiss RS 70 👍
<<locked>>
92%
55898
90%
**81
100%
ReloadSwiss RS 76
<<locked>>
97%
38783
62%
**89
95%
Rottweil R 902
<<locked>>
83%
55796
89%
**00
100%
Rottweil R 903
<<locked>>
87%
55927
90%
**53
100%
Rottweil R 904
<<locked>>
96%
56014
90%
**72
97%
Rottweil R 905
<<locked>>
97%
54375
87%
**95
98%
Rottweil R 907
<<locked>>
89%
55390
89%
**36
99%
SNPE Vectan SP 11
<<locked>>
86%
55883
90%
**79
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
56130
90%
**22
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
55825
90%
**04
99%
Shooters World Long Rifle
<<locked>>
91%
56057
90%
**46
100%
Shooters World Precision
<<locked>>
84%
55448
89%
**13
100%
Somchem S355
<<locked>>
87%
56057
90%
**46
100%
Somchem S361
<<locked>>
95%
55811
89%
**27
96%
Somchem S365
<<locked>>
95%
55869
90%
**22
100%
Somchem S385
<<locked>>
97%
54273
87%
**66
98%
Vihtavuori N135
<<locked>>
88%
55724
89%
**58
100%
Vihtavuori N140
<<locked>>
83%
55840
90%
**71
100%
Vihtavuori N150
<<locked>>
92%
55796
89%
**04
100%
Vihtavuori N160
<<locked>>
90%
55811
89%
**63
100%
Vihtavuori N165
<<locked>>
97%
45571
73%
**99
96%
Vihtavuori N540
<<locked>>
83%
56014
90%
**04
100%
Vihtavuori N550
<<locked>>
90%
56028
90%
**12
100%
Vihtavuori N555
<<locked>>
97%
51271
82%
**69
100%
[Vihtavuori N560]*
<<locked>>
97%
48878
78%
**59
94%
[Vihtavuori N565]*
<<locked>>
97%
40886
66%
**82
92%
Winchester 6.5 StaBALL
<<locked>>
91%
55608
89%
**36
100%
Winchester 760
<<locked>>
88%
55608
89%
**15
99%
Winchester StaBALL HD
<<locked>>
97%
40132
64%
**27
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
47892
77%
**05
100%
[ADI AR 2209]*
<<locked>>
82%
33794
54%
**59
90%
[ADI AR 2213]*
<<locked>>
89%
37840
61%
**80
90%
Accurate 2700
<<locked>>
81%
46064
74%
**30
97%
[Accurate 3100]*
<<locked>>
81%
28442
46%
**02
92%
Accurate 4064
<<locked>>
81%
50807
81%
**31
100%
Accurate 4350
<<locked>>
81%
38827
62%
**90
98%
[Accurate MAGPRO]*
<<locked>>
94%
42511
68%
**18
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
48254
77%
**28
100%
Alliant Reloder-15
<<locked>>
81%
51750
83%
**97
100%
Alliant Reloder-16
<<locked>>
81%
37579
60%
**90
98%
Alliant Reloder-17
<<locked>>
81%
42786
69%
**28
100%
[Alliant Reloder-19]*
<<locked>>
81%
32909
53%
**39
90%
[Alliant Reloder-22]*
<<locked>>
85%
32851
53%
**79
90%
Alliant Reloder-23
<<locked>>
81%
27528
44%
**34
95%
[Alliant Reloder-25]*
<<locked>>
85%
27253
44%
**18
90%
[Alliant Reloder-26]*
<<locked>>
81%
29544
47%
**46
93%
[Bofors RP15]*
<<locked>>
88%
33562
54%
**92
90%
Bofors RP3
<<locked>>
81%
48791
78%
**38
100%
[Bofors RP5]*
<<locked>>
85%
32851
53%
**79
90%
Bofors RP7
<<locked>>
81%
42902
69%
**03
96%
Hodgdon CFE223
<<locked>>
81%
51024
82%
**20
100%
Hodgdon H380
<<locked>>
81%
49037
79%
**48
99%
Hodgdon H414
<<locked>>
81%
44382
71%
**12
97%
[Hodgdon H4350]*
<<locked>>
81%
36506
59%
**79
93%
[Hodgdon H4831]*
<<locked>>
91%
38522
62%
**54
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
38522
62%
**54
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35317
57%
**92
99%
Hodgdon LVR
<<locked>>
81%
41481
67%
**43
98%
Hodgdon Superperformance
<<locked>>
81%
39711
64%
**36
95%
Hodgdon VARGET
<<locked>>
81%
47456
76%
**02
100%
Hodgdon TrailBoss
<<locked>>
81%
27673
44%
**67
100%
IMR 4064
<<locked>>
81%
46905
75%
**76
100%
IMR 4166 Enduron
<<locked>>
81%
46282
74%
**53
97%
[IMR 4350]*
<<locked>>
81%
38261
61%
**21
94%
IMR 4451 Enduron
<<locked>>
81%
44295
71%
**36
97%
IMR 4831
<<locked>>
81%
33866
54%
**56
97%
[IMR 4955 Enduron]*
<<locked>>
87%
37884
61%
**12
90%
[IMR 7828 SSC]*
<<locked>>
88%
37768
61%
**87
90%
Lovex S062
<<locked>>
81%
50633
81%
**35
100%
Lovex S065
<<locked>>
81%
41800
67%
**87
98%
Lovex S070
<<locked>>
81%
39943
64%
**64
96%
[Lovex S071]*
<<locked>>
83%
26078
42%
**36
90%
Norma 203B
<<locked>>
81%
51242
82%
**87
100%
[Norma 204]*
<<locked>>
81%
37927
61%
**51
92%
[Norma MRP]*
<<locked>>
81%
30182
48%
**20
90%
Norma URP
<<locked>>
81%
38392
62%
**80
98%
Ramshot Big Game
<<locked>>
81%
51474
83%
**10
100%
[Ramshot Grand]*
<<locked>>
87%
37275
60%
**90
90%
Ramshot Hunter
<<locked>>
81%
37304
60%
**67
96%
[Ramshot Magnum]*
<<locked>>
87%
32082
51%
**36
90%
ReloadSwiss RS 14
<<locked>>
81%
28297
45%
**09
100%
ReloadSwiss RS 50
<<locked>>
81%
49255
79%
**31
98%
ReloadSwiss RS 60
<<locked>>
81%
45455
73%
**84
100%
ReloadSwiss RS 62
<<locked>>
81%
38464
62%
**07
98%
ReloadSwiss RS 70
<<locked>>
81%
37420
60%
**10
97%
[ReloadSwiss RS 76]*
<<locked>>
92%
32271
52%
**98
90%
Rottweil R 902
<<locked>>
81%
52272
84%
**48
100%
Rottweil R 903
<<locked>>
81%
45905
74%
**89
100%
[Rottweil R 904]*
<<locked>>
82%
35752
57%
**66
90%
[Rottweil R 905]*
<<locked>>
81%
32256
52%
**33
90%
Rottweil R 907
<<locked>>
81%
42902
69%
**03
96%
SNPE Vectan SP 11
<<locked>>
81%
47123
76%
**41
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
47224
76%
**90
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
40799
65%
**21
96%
Shooters World Long Rifle
<<locked>>
81%
41800
67%
**87
98%
Shooters World Precision
<<locked>>
81%
50633
81%
**35
100%
Somchem S355
<<locked>>
81%
46224
74%
**89
100%
[Somchem S361]*
<<locked>>
84%
38667
62%
**05
90%
Somchem S365
<<locked>>
81%
34635
56%
**31
99%
[Somchem S385]*
<<locked>>
81%
32416
52%
**03
91%
Vihtavuori N135
<<locked>>
81%
44889
72%
**97
100%
Vihtavuori N140
<<locked>>
81%
52286
84%
**18
100%
Vihtavuori N150
<<locked>>
81%
39581
63%
**31
100%
Vihtavuori N160
<<locked>>
81%
41640
67%
**10
98%
[Vihtavuori N165]*
<<locked>>
85%
31430
50%
**67
90%
Vihtavuori N540
<<locked>>
81%
51953
83%
**48
100%
Vihtavuori N550
<<locked>>
81%
42003
67%
**49
98%
Vihtavuori N555
<<locked>>
81%
30414
49%
**16
96%
[Vihtavuori N560]*
<<locked>>
90%
38493
62%
**33
90%
[Vihtavuori N565]*
<<locked>>
94%
37173
60%
**00
90%
Winchester 6.5 StaBALL
<<locked>>
81%
39073
63%
**48
99%
Winchester 760
<<locked>>
81%
44382
71%
**12
97%
[Winchester StaBALL HD]*
<<locked>>
81%
24395
39%
**85
93%

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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