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Load data for .300 Lapua Mag. + .308 | 123gr | Lapua FMJ

Recommended Powder(s): Accurate 4350, Alliant Reloder-16, Norma URP, Somchem S365, Vihtavuori N550

.300 Lapua Mag. + .308 | 123gr | Lapua FMJ

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 123gr | Lapua FMJ
Manufacturer SKU:
4PL7003 | S374
Bullet Weight:
124gr | 8.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
0.892" | 22.7mm
Caliber:
.300 Lapua Mag. load data
Case Length (l3):
2.724" | 69.2mm
Cartridge Length (C.O.L.):
3.405" | 86.5mm
Seated Depth:
0.211" | 5.3mm
Shank Seated Depth:
0.122" | 3.1mm
Case Capacity:
100.0 Grains of Water | 6.49 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
60916 psi | 4200 bar
LID:
LID_B3141_C363
Last updated:
2025-01-01

Load data for 154 loads in caliber .300 Lapua Mag. with .308 | 123gr | Lapua FMJ bullet and 77 powders such as Accurate 4350, Alliant Reloder-16, Norma URP, Somchem S365, Vihtavuori N550. 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 2208
<<locked>>
87%
54447
89%
**40
100%
ADI AR 2209
<<locked>>
97%
52562
86%
**69
95%
Accurate 2700
<<locked>>
87%
54331
89%
**78
97%
Accurate 3100
<<locked>>
97%
45861
75%
**96
96%
Accurate 4064
<<locked>>
85%
54360
89%
**17
100%
Accurate 4350 👍
<<locked>>
92%
54404
89%
**06
99%
Alliant Reloder- TS 15.5
<<locked>>
87%
54766
90%
**63
100%
Alliant Reloder-15
<<locked>>
84%
54331
89%
**76
100%
Alliant Reloder-16 👍
<<locked>>
94%
54157
89%
**51
100%
Alliant Reloder-17
<<locked>>
89%
54360
89%
**71
100%
Alliant Reloder-19
<<locked>>
97%
51866
85%
**60
95%
[Alliant Reloder-22]*
<<locked>>
97%
46050
76%
**64
93%
Alliant Reloder-23
<<locked>>
97%
43279
71%
**25
99%
[Alliant Reloder-25]*
<<locked>>
97%
37840
62%
**81
94%
Alliant Reloder-26
<<locked>>
97%
49632
81%
**32
99%
Hodgdon CFE223
<<locked>>
84%
54273
89%
**92
99%
Hodgdon H380
<<locked>>
85%
54085
89%
**56
99%
Hodgdon H414
<<locked>>
89%
54665
90%
**09
97%
Hodgdon H4350
<<locked>>
95%
54375
89%
**50
97%
[Hodgdon H4831 SC]*
<<locked>>
97%
49661
82%
**71
92%
Hodgdon Hybrid 100V
<<locked>>
96%
54099
89%
**63
100%
Hodgdon LVR
<<locked>>
91%
54259
89%
**06
99%
Hodgdon Superperformance
<<locked>>
91%
54824
90%
**42
97%
Hodgdon VARGET
<<locked>>
87%
54737
90%
**53
100%
Hodgdon TrailBoss
<<locked>>
96%
34389
56%
**49
100%
IMR 3031
<<locked>>
84%
54549
90%
**46
100%
IMR 4064
<<locked>>
87%
54114
89%
**30
100%
IMR 4166 Enduron
<<locked>>
88%
54824
90%
**27
97%
IMR 4350
<<locked>>
94%
54447
89%
**50
97%
IMR 4451 Enduron
<<locked>>
89%
54317
89%
**30
97%
IMR 4831
<<locked>>
97%
53127
87%
**56
99%
IMR 4895
<<locked>>
83%
54636
90%
**99
100%
[IMR 4955 Enduron]*
<<locked>>
97%
48878
80%
**25
92%
[IMR 7828 SSC]*
<<locked>>
97%
48907
80%
**27
92%
Lovex S062
<<locked>>
85%
54346
89%
**30
100%
Lovex S065
<<locked>>
91%
54230
89%
**33
98%
Lovex S070
<<locked>>
92%
54433
89%
**43
97%
[Lovex S071]*
<<locked>>
97%
38319
63%
**18
94%
Norma 203B
<<locked>>
84%
54418
89%
**79
100%
Norma 204
<<locked>>
93%
54520
90%
**89
95%
Norma MRP
<<locked>>
97%
48936
80%
**73
96%
Norma URP 👍
<<locked>>
93%
54694
90%
**12
99%
Ramshot Big Game
<<locked>>
84%
54578
90%
**83
100%
Ramshot Hunter
<<locked>>
94%
54476
89%
**22
98%
[Ramshot Magnum]*
<<locked>>
97%
44860
74%
**12
94%
ReloadSwiss RS 14
<<locked>>
96%
34853
57%
**95
100%
ReloadSwiss RS 50
<<locked>>
86%
54766
90%
**50
98%
ReloadSwiss RS 52
<<locked>>
85%
54752
90%
**89
100%
ReloadSwiss RS 60
<<locked>>
90%
54534
90%
**97
100%
ReloadSwiss RS 62
<<locked>>
93%
54621
90%
**22
99%
ReloadSwiss RS 70
<<locked>>
93%
54302
89%
**68
99%
Rottweil R 902
<<locked>>
84%
54462
89%
**14
100%
Rottweil R 903
<<locked>>
88%
54273
89%
**53
100%
[Rottweil R 904]*
<<locked>>
97%
54694
90%
**53
94%
Rottweil R 905
<<locked>>
97%
50850
83%
**37
95%
Rottweil R 907
<<locked>>
90%
54679
90%
**33
97%
SNPE Vectan SP 11
<<locked>>
87%
54795
90%
**92
100%
SNPE Vectan Tubal 5000
<<locked>>
87%
54810
90%
**38
100%
SNPE Vectan Tubal 7000
<<locked>>
91%
54230
89%
**74
97%
Shooters World Long Rifle
<<locked>>
91%
54230
89%
**33
98%
Shooters World Precision
<<locked>>
85%
54346
89%
**30
100%
Somchem S355
<<locked>>
88%
54346
89%
**46
100%
[Somchem S361]*
<<locked>>
96%
54389
89%
**91
93%
Somchem S365 👍
<<locked>>
96%
54215
89%
**28
100%
Somchem S385
<<locked>>
97%
52025
85%
**27
96%
Vihtavuori N133
<<locked>>
84%
54215
89%
**35
100%
Vihtavuori N135
<<locked>>
89%
54389
89%
**78
100%
Vihtavuori N140
<<locked>>
84%
54346
89%
**81
100%
Vihtavuori N150
<<locked>>
93%
54447
89%
**14
100%
Vihtavuori N160
<<locked>>
91%
54534
90%
**63
99%
[Vihtavuori N165]*
<<locked>>
97%
43207
71%
**17
93%
Vihtavuori N540
<<locked>>
84%
54781
90%
**20
100%
Vihtavuori N550 👍
<<locked>>
91%
54795
90%
**15
99%
Vihtavuori N555
<<locked>>
97%
48849
80%
**20
99%
Winchester 6.5 StaBALL
<<locked>>
92%
54404
89%
**30
100%
Winchester 760
<<locked>>
89%
54665
90%
**09
97%
Winchester StaBALL HD
<<locked>>
97%
36840
60%
**25
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
45440
75%
**69
98%
[ADI AR 2209]*
<<locked>>
88%
39784
65%
**77
90%
[Accurate 2700]*
<<locked>>
81%
43859
72%
**61
94%
[Accurate 3100]*
<<locked>>
86%
31314
51%
**25
90%
Accurate 4064
<<locked>>
81%
48051
79%
**15
100%
Accurate 4350
<<locked>>
81%
36172
59%
**89
95%
Alliant Reloder- TS 15.5
<<locked>>
81%
45658
75%
**96
99%
Alliant Reloder-15
<<locked>>
81%
48994
80%
**64
99%
Alliant Reloder-16
<<locked>>
81%
35578
58%
**09
95%
Alliant Reloder-17
<<locked>>
81%
40393
66%
**56
98%
[Alliant Reloder-19]*
<<locked>>
88%
39305
65%
**61
90%
[Alliant Reloder-22]*
<<locked>>
92%
39030
64%
**91
90%
[Alliant Reloder-23]*
<<locked>>
81%
25889
43%
**90
90%
[Alliant Reloder-25]*
<<locked>>
92%
32401
53%
**07
90%
[Alliant Reloder-26]*
<<locked>>
84%
30298
50%
**90
90%
Hodgdon CFE223
<<locked>>
81%
48312
79%
**74
98%
Hodgdon H380
<<locked>>
81%
46659
77%
**15
98%
[Hodgdon H414]*
<<locked>>
81%
41858
69%
**40
94%
[Hodgdon H4350]*
<<locked>>
82%
35781
59%
**17
90%
[Hodgdon H4831 SC]*
<<locked>>
94%
45745
75%
**79
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33025
54%
**97
96%
Hodgdon LVR
<<locked>>
81%
39204
64%
**68
95%
[Hodgdon Superperformance]*
<<locked>>
81%
37710
62%
**51
91%
Hodgdon VARGET
<<locked>>
81%
45194
74%
**56
98%
Hodgdon TrailBoss
<<locked>>
81%
27325
45%
**75
100%
IMR 3031
<<locked>>
81%
50212
82%
**78
100%
IMR 4064
<<locked>>
81%
44701
73%
**40
98%
[IMR 4166 Enduron]*
<<locked>>
81%
43918
72%
**91
94%
[IMR 4350]*
<<locked>>
81%
36143
59%
**30
90%
[IMR 4451 Enduron]*
<<locked>>
81%
42105
69%
**77
94%
[IMR 4831]*
<<locked>>
81%
31488
52%
**44
93%
IMR 4895
<<locked>>
81%
50328
83%
**10
99%
[IMR 4955 Enduron]*
<<locked>>
94%
44773
73%
**30
90%
[IMR 7828 SSC]*
<<locked>>
95%
45005
74%
**25
90%
Lovex S062
<<locked>>
81%
47877
79%
**05
100%
Lovex S065
<<locked>>
81%
39682
65%
**22
95%
[Lovex S070]*
<<locked>>
81%
37724
62%
**82
92%
[Lovex S071]*
<<locked>>
91%
31430
52%
**25
90%
Norma 203B
<<locked>>
81%
48501
80%
**55
99%
[Norma 204]*
<<locked>>
84%
39682
65%
**61
90%
[Norma MRP]*
<<locked>>
88%
35665
59%
**28
90%
Norma URP
<<locked>>
81%
36216
59%
**02
95%
Ramshot Big Game
<<locked>>
81%
48834
80%
**74
99%
[Ramshot Hunter]*
<<locked>>
81%
35244
58%
**69
92%
[Ramshot Magnum]*
<<locked>>
92%
37782
62%
**28
90%
ReloadSwiss RS 14
<<locked>>
81%
27789
46%
**18
100%
ReloadSwiss RS 50
<<locked>>
81%
46905
77%
**86
96%
ReloadSwiss RS 52
<<locked>>
81%
48066
79%
**71
100%
ReloadSwiss RS 60
<<locked>>
81%
39117
64%
**53
99%
[ReloadSwiss RS 62]*
<<locked>>
81%
35969
59%
**02
94%
[ReloadSwiss RS 70]*
<<locked>>
81%
35302
58%
**09
93%
Rottweil R 902
<<locked>>
81%
49792
82%
**25
100%
Rottweil R 903
<<locked>>
81%
43250
71%
**36
99%
[Rottweil R 904]*
<<locked>>
89%
42699
70%
**04
90%
[Rottweil R 905]*
<<locked>>
89%
38740
64%
**58
90%
[Rottweil R 907]*
<<locked>>
81%
40727
67%
**31
92%
SNPE Vectan SP 11
<<locked>>
81%
44541
73%
**92
99%
SNPE Vectan Tubal 5000
<<locked>>
81%
45049
74%
**71
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
38928
64%
**49
93%
Shooters World Long Rifle
<<locked>>
81%
39682
65%
**22
95%
Shooters World Precision
<<locked>>
81%
47877
79%
**05
100%
Somchem S355
<<locked>>
81%
43845
72%
**43
99%
[Somchem S361]*
<<locked>>
90%
45078
74%
**14
90%
Somchem S365
<<locked>>
81%
32387
53%
**33
97%
[Somchem S385]*
<<locked>>
86%
35723
59%
**43
90%
Vihtavuori N133
<<locked>>
81%
50140
82%
**63
100%
Vihtavuori N135
<<locked>>
81%
42279
69%
**64
100%
Vihtavuori N140
<<locked>>
81%
49705
82%
**12
100%
Vihtavuori N150
<<locked>>
81%
37405
61%
**59
99%
Vihtavuori N160
<<locked>>
81%
39378
65%
**48
96%
[Vihtavuori N165]*
<<locked>>
92%
37159
61%
**66
90%
Vihtavuori N540
<<locked>>
81%
49501
81%
**25
100%
Vihtavuori N550
<<locked>>
81%
39784
65%
**91
96%
[Vihtavuori N555]*
<<locked>>
81%
28268
46%
**79
91%
Winchester 6.5 StaBALL
<<locked>>
81%
37028
61%
**69
98%
[Winchester 760]*
<<locked>>
81%
41858
69%
**40
94%
[Winchester StaBALL HD]*
<<locked>>
85%
26469
43%
**59
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.

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