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Load data for .300 Win. Mag. + .308 | 150gr | Remington PSP Core-Lokt

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, Norma URP, ReloadSwiss RS 62, Somchem S365

.300 Win. Mag. + .308 | 150gr | Remington PSP Core-Lokt

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 150gr | Remington PSP Core-Lokt
Bullet Weight:
150gr | 9.7g
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_B5167_C380
Last updated:
2025-12-19

Load data for 174 loads in caliber .300 Win. Mag. with .308 | 150gr | Remington PSP Core-Lokt bullet and 87 powders such as Alliant Reloder-16, Hodgdon LVR, Norma URP, ReloadSwiss RS 62, Somchem S365. 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".

  • No data yet

  • 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>>
88%
55956
90%
**61
100%
ADI AR 2209
<<locked>>
97%
51445
82%
**68
96%
[ADI AR 2213]*
<<locked>>
97%
45701
73%
**66
92%
Accurate 2700
<<locked>>
89%
55695
89%
**05
97%
Accurate 3100
<<locked>>
97%
44527
71%
**94
97%
Accurate 4064
<<locked>>
86%
55941
90%
**41
100%
Accurate 4350
<<locked>>
94%
55738
89%
**27
100%
Alliant Reloder- TS 15.5
<<locked>>
88%
55535
89%
**71
100%
Alliant Reloder-15
<<locked>>
86%
55898
90%
**04
100%
Alliant Reloder-16 👍
<<locked>>
96%
55651
89%
**73
100%
Alliant Reloder-17
<<locked>>
91%
55999
90%
**89
100%
Alliant Reloder-19
<<locked>>
97%
50720
81%
**51
96%
[Alliant Reloder-22]*
<<locked>>
97%
44295
71%
**63
94%
Alliant Reloder-23
<<locked>>
97%
41974
67%
**27
99%
Alliant Reloder-25
<<locked>>
97%
36970
59%
**05
95%
Alliant Reloder-26
<<locked>>
97%
47645
76%
**04
99%
[Bofors RP15]*
<<locked>>
97%
41133
66%
**94
92%
Bofors RP3
<<locked>>
87%
56115
90%
**87
100%
[Bofors RP5]*
<<locked>>
97%
44295
71%
**63
94%
Bofors RP7
<<locked>>
92%
56115
90%
**71
98%
Hodgdon CFE223
<<locked>>
86%
56043
90%
**33
100%
Hodgdon H380
<<locked>>
87%
55724
89%
**81
100%
Hodgdon H414
<<locked>>
90%
55608
89%
**36
98%
Hodgdon H4350
<<locked>>
97%
55666
89%
**81
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
48080
77%
**69
92%
Hodgdon Hybrid 100V
<<locked>>
97%
55056
88%
**77
100%
Hodgdon LVR 👍
<<locked>>
92%
56043
90%
**36
100%
Hodgdon Superperformance
<<locked>>
93%
56115
90%
**79
98%
Hodgdon VARGET
<<locked>>
88%
55622
89%
**61
100%
Hodgdon TrailBoss
<<locked>>
97%
34519
55%
**03
100%
IMR 3031
<<locked>>
85%
55492
89%
**48
100%
IMR 4064
<<locked>>
89%
55564
89%
**48
100%
IMR 4166 Enduron
<<locked>>
89%
55477
89%
**31
98%
IMR 4350
<<locked>>
95%
55999
90%
**81
98%
IMR 4451 Enduron
<<locked>>
90%
55695
89%
**58
98%
IMR 4831
<<locked>>
97%
51459
83%
**45
99%
IMR 4895
<<locked>>
85%
55796
89%
**10
100%
[IMR 4955 Enduron]*
<<locked>>
97%
47935
77%
**33
93%
[IMR 7828 SSC]*
<<locked>>
97%
46847
75%
**05
92%
Lovex S060
<<locked>>
83%
55535
89%
**18
100%
Lovex S062
<<locked>>
86%
55970
90%
**48
100%
Lovex S065
<<locked>>
93%
55956
90%
**64
99%
Lovex S070
<<locked>>
94%
55317
89%
**71
98%
[Lovex S071]*
<<locked>>
97%
37115
60%
**40
94%
Norma 201
<<locked>>
84%
55840
90%
**48
100%
Norma 202
<<locked>>
83%
55666
89%
**31
100%
Norma 203B
<<locked>>
86%
55811
89%
**91
100%
Norma 204
<<locked>>
94%
55419
89%
**17
96%
Norma MRP
<<locked>>
97%
47369
76%
**68
96%
Norma URP 👍
<<locked>>
95%
56057
90%
**33
100%
Ramshot Big Game
<<locked>>
86%
56072
90%
**14
100%
[Ramshot Grand]*
<<locked>>
97%
49821
80%
**77
94%
Ramshot Hunter
<<locked>>
95%
55506
89%
**40
99%
[Ramshot Magnum]*
<<locked>>
97%
43265
69%
**13
94%
ReloadSwiss RS 14
<<locked>>
97%
35070
56%
**46
100%
ReloadSwiss RS 50
<<locked>>
87%
55666
89%
**64
99%
ReloadSwiss RS 60
<<locked>>
89%
55608
89%
**86
100%
ReloadSwiss RS 62 👍
<<locked>>
94%
55825
90%
**56
100%
ReloadSwiss RS 70
<<locked>>
95%
55927
90%
**99
100%
Rottweil R 902
<<locked>>
85%
55985
90%
**31
100%
Rottweil R 903
<<locked>>
89%
55622
89%
**71
100%
Rottweil R 904
<<locked>>
97%
52794
85%
**28
95%
Rottweil R 905
<<locked>>
97%
50067
80%
**41
96%
Rottweil R 907
<<locked>>
92%
56115
90%
**71
98%
SNPE Vectan SP 11
<<locked>>
88%
55347
89%
**07
100%
SNPE Vectan SP 9
<<locked>>
83%
55405
89%
**64
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
55608
89%
**43
100%
SNPE Vectan Tubal 7000
<<locked>>
93%
55782
89%
**09
98%
Shooters World Long Rifle
<<locked>>
93%
55956
90%
**64
99%
Shooters World Precision
<<locked>>
86%
55970
90%
**48
100%
Somchem S335
<<locked>>
83%
55898
90%
**63
100%
Somchem S355
<<locked>>
89%
55956
90%
**77
100%
[Somchem S361]*
<<locked>>
97%
55376
89%
**35
94%
Somchem S365 👍
<<locked>>
97%
54607
88%
**36
100%
Somchem S385
<<locked>>
97%
50082
80%
**02
97%
Vihtavuori N133
<<locked>>
85%
56014
90%
**43
100%
Vihtavuori N135
<<locked>>
90%
55477
89%
**86
100%
Vihtavuori N140
<<locked>>
85%
55709
89%
**05
100%
Vihtavuori N150
<<locked>>
94%
55666
89%
**35
100%
Vihtavuori N160
<<locked>>
92%
55970
90%
**87
100%
[Vihtavuori N165]*
<<locked>>
97%
41945
67%
**25
94%
Vihtavuori N540
<<locked>>
85%
55956
90%
**35
100%
Vihtavuori N550
<<locked>>
92%
55637
89%
**30
100%
Vihtavuori N555
<<locked>>
97%
46789
75%
**05
99%
Winchester 6.5 StaBALL
<<locked>>
93%
55724
89%
**68
100%
Winchester 760
<<locked>>
90%
55608
89%
**36
98%
Winchester StaBALL HD
<<locked>>
97%
34911
56%
**36
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
44918
72%
**67
99%
[ADI AR 2209]*
<<locked>>
87%
36854
59%
**36
90%
[ADI AR 2213]*
<<locked>>
94%
42148
68%
**84
90%
[Accurate 2700]*
<<locked>>
81%
43149
69%
**79
94%
[Accurate 3100]*
<<locked>>
84%
28877
46%
**13
90%
Accurate 4064
<<locked>>
81%
47195
76%
**00
100%
Accurate 4350
<<locked>>
81%
35549
57%
**23
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
44991
72%
**90
100%
Alliant Reloder-15
<<locked>>
81%
48327
77%
**59
99%
Alliant Reloder-16
<<locked>>
81%
34882
56%
**26
96%
Alliant Reloder-17
<<locked>>
81%
39450
63%
**67
99%
[Alliant Reloder-19]*
<<locked>>
86%
36172
58%
**30
90%
[Alliant Reloder-22]*
<<locked>>
91%
36361
58%
**72
90%
[Alliant Reloder-23]*
<<locked>>
81%
25411
41%
**51
92%
[Alliant Reloder-25]*
<<locked>>
90%
29733
48%
**89
90%
[Alliant Reloder-26]*
<<locked>>
82%
28166
45%
**82
90%
[Bofors RP15]*
<<locked>>
93%
36216
58%
**72
90%
Bofors RP3
<<locked>>
81%
45281
73%
**97
100%
[Bofors RP5]*
<<locked>>
91%
36361
58%
**72
90%
[Bofors RP7]*
<<locked>>
81%
40132
64%
**49
94%
Hodgdon CFE223
<<locked>>
81%
47297
76%
**72
99%
Hodgdon H380
<<locked>>
81%
45687
73%
**04
98%
Hodgdon H414
<<locked>>
81%
41002
66%
**48
95%
[Hodgdon H4350]*
<<locked>>
81%
33968
54%
**15
91%
[Hodgdon H4831 SC]*
<<locked>>
93%
42612
68%
**48
90%
Hodgdon Hybrid 100V
<<locked>>
81%
32532
52%
**28
97%
Hodgdon LVR
<<locked>>
81%
38363
62%
**85
96%
[Hodgdon Superperformance]*
<<locked>>
81%
36724
59%
**69
92%
Hodgdon VARGET
<<locked>>
81%
44512
71%
**64
99%
Hodgdon TrailBoss
<<locked>>
81%
27383
44%
**42
100%
IMR 3031
<<locked>>
81%
49197
79%
**53
100%
IMR 4064
<<locked>>
81%
43961
70%
**41
99%
IMR 4166 Enduron
<<locked>>
81%
43569
70%
**12
96%
[IMR 4350]*
<<locked>>
81%
35607
57%
**61
92%
IMR 4451 Enduron
<<locked>>
81%
41553
67%
**85
95%
[IMR 4831]*
<<locked>>
81%
31125
50%
**89
94%
IMR 4895
<<locked>>
81%
49647
80%
**99
100%
[IMR 4955 Enduron]*
<<locked>>
92%
41655
67%
**95
90%
[IMR 7828 SSC]*
<<locked>>
93%
41452
66%
**84
90%
Lovex S060
<<locked>>
81%
52083
84%
**53
100%
Lovex S062
<<locked>>
81%
47384
76%
**04
100%
Lovex S065
<<locked>>
81%
39030
63%
**36
96%
[Lovex S070]*
<<locked>>
81%
37159
60%
**07
93%
[Lovex S071]*
<<locked>>
89%
28877
46%
**13
90%
Norma 201
<<locked>>
81%
51663
83%
**79
100%
Norma 202
<<locked>>
81%
52228
84%
**76
100%
Norma 203B
<<locked>>
81%
47834
77%
**49
100%
[Norma 204]*
<<locked>>
82%
36622
59%
**23
90%
[Norma MRP]*
<<locked>>
86%
32924
53%
**03
90%
Norma URP
<<locked>>
81%
35375
57%
**17
96%
Ramshot Big Game
<<locked>>
81%
47776
77%
**69
100%
[Ramshot Grand]*
<<locked>>
92%
41075
66%
**71
90%
[Ramshot Hunter]*
<<locked>>
81%
34461
55%
**00
93%
[Ramshot Magnum]*
<<locked>>
91%
35230
56%
**13
90%
ReloadSwiss RS 14
<<locked>>
81%
27949
45%
**85
100%
ReloadSwiss RS 50
<<locked>>
81%
46050
74%
**84
97%
ReloadSwiss RS 60
<<locked>>
81%
41945
67%
**36
100%
ReloadSwiss RS 62
<<locked>>
81%
35157
56%
**33
95%
[ReloadSwiss RS 70]*
<<locked>>
81%
34635
56%
**33
94%
Rottweil R 902
<<locked>>
81%
49052
79%
**20
100%
Rottweil R 903
<<locked>>
81%
42554
68%
**44
99%
[Rottweil R 904]*
<<locked>>
88%
39552
63%
**59
90%
[Rottweil R 905]*
<<locked>>
87%
35418
57%
**10
90%
[Rottweil R 907]*
<<locked>>
81%
40132
64%
**49
94%
SNPE Vectan SP 11
<<locked>>
81%
43714
70%
**94
99%
SNPE Vectan SP 9
<<locked>>
81%
51416
82%
**99
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
44309
71%
**69
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38058
61%
**64
94%
Shooters World Long Rifle
<<locked>>
81%
39030
63%
**36
96%
Shooters World Precision
<<locked>>
81%
47384
76%
**04
100%
Somchem S335
<<locked>>
81%
52373
84%
**10
100%
Somchem S355
<<locked>>
81%
43091
69%
**48
99%
[Somchem S361]*
<<locked>>
89%
41974
67%
**79
90%
Somchem S365
<<locked>>
81%
31705
51%
**64
98%
[Somchem S385]*
<<locked>>
84%
33054
53%
**21
90%
Vihtavuori N133
<<locked>>
81%
49777
80%
**51
100%
Vihtavuori N135
<<locked>>
81%
41800
67%
**59
100%
Vihtavuori N140
<<locked>>
81%
48979
79%
**97
100%
Vihtavuori N150
<<locked>>
81%
36811
59%
**77
99%
Vihtavuori N160
<<locked>>
81%
38493
62%
**62
97%
[Vihtavuori N165]*
<<locked>>
91%
34490
55%
**44
90%
Vihtavuori N540
<<locked>>
81%
48660
78%
**13
100%
Vihtavuori N550
<<locked>>
81%
38856
62%
**02
97%
[Vihtavuori N555]*
<<locked>>
81%
27601
44%
**33
92%
Winchester 6.5 StaBALL
<<locked>>
81%
36318
58%
**90
98%
Winchester 760
<<locked>>
81%
41002
66%
**48
95%
[Winchester StaBALL HD]*
<<locked>>
84%
24555
39%
**67
90%

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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