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

Recommended Powder(s): Alliant Reloder- TS 15.5, Alliant Reloder-17, Hodgdon H380, ReloadSwiss RS 60, SNPE Vectan SP 11

.300 Win. 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 Win. Mag. load data
Case Length (l3):
2.620" | 66.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.222" | 5.6mm
Shank Seated Depth:
0.134" | 3.4mm
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_B3141_C380
Last updated:
2025-01-01

Load data for 172 loads in caliber .300 Win. Mag. with .308 | 123gr | Lapua FMJ bullet and 86 powders such as Alliant Reloder- TS 15.5, Alliant Reloder-17, Hodgdon H380, ReloadSwiss RS 60, SNPE Vectan SP 11. 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 2206H
<<locked>>
85%
55666
89%
**56
100%
ADI AR 2208
<<locked>>
91%
55782
89%
**33
99%
Accurate 2200
<<locked>>
84%
55956
90%
**20
99%
Accurate 2495
<<locked>>
84%
55347
89%
**07
100%
Accurate 2520
<<locked>>
83%
55448
89%
**17
100%
Accurate 2700
<<locked>>
91%
55956
90%
**58
96%
[Accurate 3100]*
<<locked>>
97%
39566
63%
**18
93%
Accurate 4064
<<locked>>
89%
55738
89%
**27
100%
Accurate 4350
<<locked>>
97%
55376
89%
**89
99%
Alliant AR-Comp
<<locked>>
83%
55535
89%
**84
100%
Alliant Reloder- TS 15.5 👍
<<locked>>
90%
55376
89%
**53
100%
Alliant Reloder-15
<<locked>>
88%
55912
90%
**73
99%
Alliant Reloder-16
<<locked>>
97%
52750
85%
**86
99%
Alliant Reloder-17 👍
<<locked>>
94%
55782
89%
**65
100%
[Alliant Reloder-19]*
<<locked>>
97%
46093
74%
**99
92%
Alliant Reloder-23
<<locked>>
97%
37942
61%
**54
97%
Alliant Reloder-26
<<locked>>
97%
42177
68%
**15
96%
Baschieri & Pellagri 107
<<locked>>
85%
56014
90%
**63
99%
Hodgdon BL-C2
<<locked>>
83%
55564
89%
**56
100%
Hodgdon CFE223
<<locked>>
89%
55883
90%
**02
99%
Hodgdon H380 👍
<<locked>>
90%
55985
90%
**53
99%
Hodgdon H414
<<locked>>
93%
55622
89%
**02
97%
Hodgdon H4350
<<locked>>
97%
50966
82%
**45
95%
Hodgdon Hybrid 100V
<<locked>>
97%
49385
79%
**51
99%
Hodgdon LVR
<<locked>>
95%
55985
90%
**96
98%
Hodgdon Superperformance
<<locked>>
95%
55753
89%
**19
96%
Hodgdon VARGET
<<locked>>
91%
55782
89%
**33
99%
Hodgdon TrailBoss
<<locked>>
97%
34142
55%
**96
100%
IMR 3031
<<locked>>
88%
56115
90%
**53
100%
IMR 4064
<<locked>>
91%
55492
89%
**14
99%
IMR 4166 Enduron
<<locked>>
92%
55724
89%
**91
97%
IMR 4350
<<locked>>
97%
53693
86%
**97
96%
IMR 4451 Enduron
<<locked>>
93%
55970
90%
**30
97%
IMR 4831
<<locked>>
97%
46209
74%
**89
97%
IMR 4895
<<locked>>
88%
55898
90%
**89
100%
IMR 8208 XBR
<<locked>>
84%
55869
90%
**20
100%
Lovex D073.6
<<locked>>
85%
55448
89%
**17
100%
Lovex S060
<<locked>>
86%
55883
90%
**84
100%
Lovex S062
<<locked>>
89%
55724
89%
**23
100%
Lovex S065
<<locked>>
95%
55680
89%
**20
98%
Lovex S070
<<locked>>
97%
55651
89%
**30
97%
Norma 201
<<locked>>
86%
55912
90%
**14
100%
Norma 202
<<locked>>
86%
55738
89%
**10
100%
Norma 203B
<<locked>>
89%
55927
90%
**63
100%
[Norma 204]*
<<locked>>
97%
54708
88%
**40
94%
[Norma MRP]*
<<locked>>
97%
42438
68%
**82
92%
Norma URP
<<locked>>
97%
54433
87%
**76
99%
Ramshot Big Game
<<locked>>
88%
55796
89%
**83
100%
Ramshot Hunter
<<locked>>
97%
53098
85%
**53
97%
Ramshot TAC
<<locked>>
84%
56101
90%
**20
98%
Ramshot Wild Boar
<<locked>>
84%
55767
89%
**43
100%
ReloadSwiss RS 14
<<locked>>
97%
34534
55%
**42
100%
ReloadSwiss RS 50
<<locked>>
90%
55927
90%
**33
97%
ReloadSwiss RS 52
<<locked>>
89%
56130
90%
**96
100%
ReloadSwiss RS 60 👍
<<locked>>
95%
55448
89%
**84
100%
ReloadSwiss RS 62
<<locked>>
97%
55143
88%
**99
99%
ReloadSwiss RS 70
<<locked>>
97%
54810
88%
**42
98%
Rottweil R 901
<<locked>>
83%
55376
89%
**91
100%
Rottweil R 902
<<locked>>
88%
55825
90%
**04
100%
Rottweil R 903
<<locked>>
92%
55782
89%
**50
100%
Rottweil R 907
<<locked>>
94%
55535
89%
**04
96%
SNPE Vectan SP 11 👍
<<locked>>
91%
55912
90%
**92
100%
SNPE Vectan SP 7
<<locked>>
85%
55709
89%
**23
98%
SNPE Vectan SP 9
<<locked>>
86%
56115
90%
**50
100%
SNPE Vectan Tubal 3000
<<locked>>
85%
56101
90%
**45
100%
SNPE Vectan Tubal 5000
<<locked>>
91%
56014
90%
**22
100%
SNPE Vectan Tubal 7000
<<locked>>
95%
56086
90%
**68
97%
Shooters World Long Rifle
<<locked>>
95%
55680
89%
**20
98%
Shooters World Match Rifle
<<locked>>
85%
55448
89%
**17
100%
Shooters World Precision
<<locked>>
89%
55724
89%
**23
100%
Somchem S335
<<locked>>
86%
55970
90%
**41
100%
Somchem S341
<<locked>>
85%
55521
89%
**10
100%
Somchem S355
<<locked>>
92%
55840
90%
**46
100%
Somchem S365
<<locked>>
97%
48530
78%
**01
100%
[Somchem S385]*
<<locked>>
97%
45643
73%
**59
93%
Vihtavuori N133
<<locked>>
88%
56057
90%
**28
100%
Vihtavuori N135
<<locked>>
93%
55782
89%
**78
100%
Vihtavuori N140
<<locked>>
88%
55448
89%
**71
100%
Vihtavuori N150
<<locked>>
97%
55201
89%
**97
100%
Vihtavuori N160
<<locked>>
95%
56072
90%
**50
99%
Vihtavuori N540
<<locked>>
88%
55550
89%
**04
100%
Vihtavuori N550
<<locked>>
95%
55637
89%
**96
99%
Vihtavuori N555
<<locked>>
97%
41669
67%
**53
97%
Winchester 6.5 StaBALL
<<locked>>
96%
55738
89%
**17
100%
Winchester 760
<<locked>>
93%
55622
89%
**02
97%
Winchester StaBALL HD
<<locked>>
97%
33968
54%
**15
95%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2206H
<<locked>>
81%
48472
78%
**15
99%
ADI AR 2208
<<locked>>
81%
41162
66%
**28
96%
Accurate 2200
<<locked>>
81%
50720
81%
**28
98%
Accurate 2495
<<locked>>
81%
50618
81%
**25
100%
Accurate 2520
<<locked>>
81%
51242
82%
**58
100%
[Accurate 2700]*
<<locked>>
81%
39537
63%
**13
91%
[Accurate 3100]*
<<locked>>
92%
33649
54%
**71
90%
Accurate 4064
<<locked>>
81%
42670
68%
**81
100%
[Accurate 4350]*
<<locked>>
81%
31372
50%
**38
91%
Alliant AR-Comp
<<locked>>
81%
51271
82%
**22
100%
Alliant Reloder- TS 15.5
<<locked>>
81%
40857
66%
**58
98%
Alliant Reloder-15
<<locked>>
81%
43918
70%
**36
97%
[Alliant Reloder-16]*
<<locked>>
81%
31734
51%
**51
91%
Alliant Reloder-17
<<locked>>
81%
35520
57%
**05
96%
[Alliant Reloder-19]*
<<locked>>
94%
42134
68%
**04
90%
[Alliant Reloder-23]*
<<locked>>
86%
27050
43%
**07
90%
[Alliant Reloder-26]*
<<locked>>
90%
32619
52%
**36
90%
Baschieri & Pellagri 107
<<locked>>
81%
48109
77%
**19
98%
Hodgdon BL-C2
<<locked>>
81%
51024
82%
**81
100%
Hodgdon CFE223
<<locked>>
81%
42743
69%
**36
96%
Hodgdon H380
<<locked>>
81%
41669
67%
**61
95%
[Hodgdon H414]*
<<locked>>
81%
36753
59%
**79
90%
[Hodgdon H4350]*
<<locked>>
88%
38247
61%
**56
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
29051
47%
**36
92%
[Hodgdon LVR]*
<<locked>>
81%
34664
56%
**20
92%
[Hodgdon Superperformance]*
<<locked>>
85%
38609
62%
**31
90%
Hodgdon VARGET
<<locked>>
81%
40770
65%
**15
96%
Hodgdon TrailBoss
<<locked>>
81%
26876
43%
**19
100%
IMR 3031
<<locked>>
81%
44802
72%
**53
100%
IMR 4064
<<locked>>
81%
40263
65%
**02
96%
[IMR 4166 Enduron]*
<<locked>>
81%
39972
64%
**66
92%
[IMR 4350]*
<<locked>>
86%
37898
61%
**46
90%
[IMR 4451 Enduron]*
<<locked>>
81%
38203
61%
**40
91%
[IMR 4831]*
<<locked>>
83%
29124
47%
**46
90%
IMR 4895
<<locked>>
81%
45092
72%
**66
98%
IMR 8208 XBR
<<locked>>
81%
50749
81%
**22
100%
Lovex D073.6
<<locked>>
81%
48196
77%
**99
100%
Lovex S060
<<locked>>
81%
48269
77%
**46
99%
Lovex S062
<<locked>>
81%
43352
70%
**84
99%
[Lovex S065]*
<<locked>>
81%
35491
57%
**67
92%
[Lovex S070]*
<<locked>>
83%
35723
57%
**97
90%
Norma 201
<<locked>>
81%
47456
76%
**59
99%
Norma 202
<<locked>>
81%
47834
77%
**76
100%
Norma 203B
<<locked>>
81%
43439
70%
**23
98%
[Norma 204]*
<<locked>>
89%
42351
68%
**87
90%
[Norma MRP]*
<<locked>>
94%
38290
61%
**71
90%
[Norma URP]*
<<locked>>
81%
31691
51%
**41
91%
Ramshot Big Game
<<locked>>
81%
43308
69%
**23
97%
[Ramshot Hunter]*
<<locked>>
84%
34476
55%
**17
90%
Ramshot TAC
<<locked>>
81%
50894
82%
**32
97%
Ramshot Wild Boar
<<locked>>
81%
50575
81%
**55
99%
ReloadSwiss RS 14
<<locked>>
81%
27282
44%
**62
100%
[ReloadSwiss RS 50]*
<<locked>>
81%
42090
67%
**35
93%
ReloadSwiss RS 52
<<locked>>
81%
42641
68%
**30
99%
ReloadSwiss RS 60
<<locked>>
81%
34635
56%
**86
96%
[ReloadSwiss RS 62]*
<<locked>>
81%
31212
50%
**51
91%
[ReloadSwiss RS 70]*
<<locked>>
83%
33301
53%
**00
90%
Rottweil R 901
<<locked>>
81%
51416
82%
**12
100%
Rottweil R 902
<<locked>>
81%
45121
72%
**00
99%
Rottweil R 903
<<locked>>
81%
38348
61%
**95
97%
[Rottweil R 907]*
<<locked>>
82%
38029
61%
**30
90%
SNPE Vectan SP 11
<<locked>>
81%
39523
63%
**48
97%
SNPE Vectan SP 7
<<locked>>
81%
49197
79%
**96
97%
SNPE Vectan SP 9
<<locked>>
81%
47137
76%
**79
98%
SNPE Vectan Tubal 3000
<<locked>>
81%
48689
78%
**10
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
40509
65%
**46
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
82%
35650
57%
**35
90%
[Shooters World Long Rifle]*
<<locked>>
81%
35491
57%
**67
92%
Shooters World Match Rifle
<<locked>>
81%
48196
77%
**99
100%
Shooters World Precision
<<locked>>
81%
43352
70%
**84
99%
Somchem S335
<<locked>>
81%
48370
78%
**07
100%
Somchem S341
<<locked>>
81%
49081
79%
**99
99%
Somchem S355
<<locked>>
81%
39189
63%
**99
97%
[Somchem S365]*
<<locked>>
81%
28514
46%
**82
94%
[Somchem S385]*
<<locked>>
92%
38667
62%
**92
90%
Vihtavuori N133
<<locked>>
81%
45658
73%
**45
100%
Vihtavuori N135
<<locked>>
81%
37898
61%
**36
100%
Vihtavuori N140
<<locked>>
81%
44802
72%
**91
100%
Vihtavuori N150
<<locked>>
81%
33228
53%
**22
97%
[Vihtavuori N160]*
<<locked>>
81%
34737
56%
**90
93%
Vihtavuori N540
<<locked>>
81%
44324
71%
**94
100%
[Vihtavuori N550]*
<<locked>>
81%
35099
56%
**30
93%
[Vihtavuori N555]*
<<locked>>
86%
28587
46%
**85
90%
Winchester 6.5 StaBALL
<<locked>>
81%
33199
53%
**25
95%
[Winchester 760]*
<<locked>>
81%
36753
59%
**79
90%
[Winchester StaBALL HD]*
<<locked>>
91%
28181
45%
**92
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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