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Load data for .307 Win. + .308 | 185gr | Lapua Mega

Recommended Powder(s): Accurate 2520, Hodgdon BL-C2, Vihtavuori N530, Winchester 748, Winchester StaBALL Match

.307 Win. + .308 | 185gr | Lapua Mega

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 185gr | Lapua Mega
Manufacturer SKU:
4PL7213 | E415
Bullet Weight:
185gr | 12.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.126" | 28.6mm
Caliber:
.307 Win. load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
2.522" | 64.0mm
Seated Depth:
0.618" | 15.7mm
Shank Seated Depth:
0.618" | 15.7mm
Case Capacity:
54.0 Grains of Water | 3.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B3166_C393
Last updated:
2025-01-01

Load data for 168 loads in caliber .307 Win. with .308 | 185gr | Lapua Mega bullet and 84 powders such as Accurate 2520, Hodgdon BL-C2, Vihtavuori N530, Winchester 748, Winchester StaBALL Match. 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>>
97%
53403
89%
**64
99%
ADI AR 2207
<<locked>>
85%
53200
88%
**33
100%
ADI AR 2208
<<locked>>
96%
44556
74%
**10
96%
ADI AR 2219
<<locked>>
88%
54099
90%
**44
100%
Accurate 2015
<<locked>>
93%
52866
88%
**79
100%
Accurate 2200
<<locked>>
94%
53388
89%
**15
97%
Accurate 2230
<<locked>>
91%
53476
89%
**15
99%
Accurate 2460
<<locked>>
91%
53287
89%
**25
100%
Accurate 2495
<<locked>>
97%
51996
86%
**44
100%
Accurate 2520 👍
<<locked>>
96%
53447
89%
**74
100%
Accurate 4064
<<locked>>
97%
42815
71%
**39
100%
Alliant AR-Comp
<<locked>>
96%
53548
89%
**51
100%
Alliant Reloder- TS 15.5
<<locked>>
96%
42496
71%
**26
98%
Alliant Reloder-10x
<<locked>>
90%
53548
89%
**92
100%
Alliant Reloder-15
<<locked>>
97%
47021
78%
**95
97%
Alliant Reloder-17
<<locked>>
97%
38508
64%
**06
95%
Alliant Reloder-7
<<locked>>
84%
54027
90%
**39
100%
Baschieri & Pellagri 106
<<locked>>
88%
52997
88%
**39
100%
Baschieri & Pellagri 107
<<locked>>
97%
52402
87%
**64
97%
Hodgdon BL-C2 👍
<<locked>>
96%
53084
88%
**93
99%
Hodgdon Benchmark
<<locked>>
93%
53011
88%
**85
100%
Hodgdon CFE BLK
<<locked>>
85%
53911
90%
**62
99%
Hodgdon CFE223
<<locked>>
96%
45759
76%
**98
96%
Hodgdon H322
<<locked>>
93%
53301
89%
**34
100%
Hodgdon H335
<<locked>>
88%
54070
90%
**54
100%
Hodgdon H380
<<locked>>
96%
43947
73%
**29
95%
Hodgdon H4198
<<locked>>
86%
53867
89%
**46
100%
[Hodgdon Hybrid 100V]*
<<locked>>
96%
30429
51%
**77
92%
[Hodgdon LVR]*
<<locked>>
97%
36724
61%
**24
91%
Hodgdon VARGET
<<locked>>
96%
44121
73%
**03
96%
IMR 3031
<<locked>>
96%
46079
77%
**95
100%
IMR 4064
<<locked>>
96%
43033
71%
**80
96%
[IMR 4166 Enduron]*
<<locked>>
97%
44440
74%
**54
91%
IMR 4198
<<locked>>
89%
52910
88%
**39
100%
IMR 4895
<<locked>>
97%
48327
80%
**25
98%
IMR 8208 XBR
<<locked>>
95%
53693
89%
**38
99%
Lovex D073.4
<<locked>>
89%
52910
88%
**11
100%
Lovex D073.5
<<locked>>
91%
53882
90%
**31
100%
Lovex D073.6
<<locked>>
96%
50328
84%
**31
100%
Lovex S060
<<locked>>
96%
53722
89%
**92
98%
Lovex S062
<<locked>>
96%
45716
76%
**43
98%
Norma 200
<<locked>>
86%
53505
89%
**72
100%
Norma 201
<<locked>>
97%
51692
86%
**11
99%
Norma 202
<<locked>>
96%
51314
85%
**18
100%
Norma 203B
<<locked>>
97%
46166
77%
**88
97%
Ramshot Big Game
<<locked>>
96%
45919
76%
**92
97%
Ramshot TAC
<<locked>>
95%
54085
90%
**38
96%
Ramshot Wild Boar
<<locked>>
96%
54070
90%
**77
99%
Ramshot X-Terminator
<<locked>>
92%
53853
89%
**18
98%
ReloadSwiss RS 40
<<locked>>
91%
53548
89%
**28
100%
[ReloadSwiss RS 50]*
<<locked>>
97%
46151
77%
**29
93%
ReloadSwiss RS 52
<<locked>>
96%
44005
73%
**92
99%
ReloadSwiss RS 60
<<locked>>
97%
37507
62%
**87
96%
Rottweil R 901
<<locked>>
95%
53896
90%
**18
100%
Rottweil R 902
<<locked>>
97%
49052
81%
**69
99%
Rottweil R 903
<<locked>>
96%
38899
65%
**67
96%
SNPE Vectan BA6 1/2
<<locked>>
84%
52953
88%
**03
100%
SNPE Vectan SP 10
<<locked>>
88%
53693
89%
**41
100%
SNPE Vectan SP 11
<<locked>>
96%
41626
69%
**26
96%
SNPE Vectan SP 7
<<locked>>
96%
52924
88%
**28
96%
SNPE Vectan SP 9
<<locked>>
96%
50995
85%
**25
98%
SNPE Vectan Tubal 3000
<<locked>>
96%
53925
90%
**65
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
44788
74%
**60
100%
Shooters World Match Rifle
<<locked>>
96%
50328
84%
**31
100%
Shooters World Precision
<<locked>>
96%
45716
76%
**43
98%
Shooters World Tactical Rifle
<<locked>>
89%
54143
90%
**05
99%
Somchem S321
<<locked>>
92%
52997
88%
**51
99%
Somchem S335
<<locked>>
97%
52997
88%
**72
100%
Somchem S341
<<locked>>
97%
53708
89%
**51
98%
Somchem S355
<<locked>>
97%
40756
68%
**87
97%
[Somchem S365]*
<<locked>>
97%
29660
49%
**16
93%
Vihtavuori N120
<<locked>>
87%
53345
89%
**87
100%
Vihtavuori N130
<<locked>>
93%
54070
90%
**56
100%
Vihtavuori N133
<<locked>>
97%
50401
84%
**26
100%
Vihtavuori N135
<<locked>>
97%
39160
65%
**38
100%
Vihtavuori N140
<<locked>>
96%
47645
79%
**49
100%
Vihtavuori N150
<<locked>>
97%
34592
57%
**52
96%
[Vihtavuori N160]*
<<locked>>
96%
36564
61%
**01
92%
Vihtavuori N530 👍
<<locked>>
94%
54041
90%
**54
99%
Vihtavuori N540
<<locked>>
97%
47906
80%
**82
100%
[Vihtavuori N550]*
<<locked>>
96%
35795
59%
**34
92%
[Winchester 6.5 StaBALL]*
<<locked>>
97%
36187
60%
**65
94%
Winchester 748 👍
<<locked>>
93%
52997
88%
**80
100%
Winchester StaBALL Match 👍
<<locked>>
91%
53142
88%
**74
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
32474
54%
**06
93%
ADI AR 2207
<<locked>>
81%
48167
80%
**74
100%
[ADI AR 2208]*
<<locked>>
83%
29486
49%
**14
90%
ADI AR 2219
<<locked>>
81%
42946
71%
**93
100%
Accurate 2015
<<locked>>
81%
37043
62%
**52
100%
[Accurate 2200]*
<<locked>>
81%
34853
58%
**10
92%
Accurate 2230
<<locked>>
81%
38348
64%
**92
96%
Accurate 2460
<<locked>>
81%
38363
64%
**05
98%
Accurate 2495
<<locked>>
81%
31198
52%
**19
99%
Accurate 2520
<<locked>>
81%
31966
53%
**29
97%
Accurate 4064
<<locked>>
81%
26266
44%
**08
96%
Alliant AR-Comp
<<locked>>
81%
32358
54%
**39
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
26556
44%
**91
91%
Alliant Reloder-10x
<<locked>>
81%
40437
67%
**15
100%
[Alliant Reloder-15]*
<<locked>>
81%
28543
47%
**37
90%
[Alliant Reloder-17]*
<<locked>>
89%
29501
49%
**93
90%
Alliant Reloder-7
<<locked>>
81%
48878
81%
**80
100%
Baschieri & Pellagri 106
<<locked>>
81%
43076
72%
**05
100%
[Baschieri & Pellagri 107]*
<<locked>>
81%
31749
53%
**00
91%
Hodgdon BL-C2
<<locked>>
81%
32227
54%
**42
95%
Hodgdon Benchmark
<<locked>>
81%
37130
62%
**36
97%
Hodgdon CFE BLK
<<locked>>
81%
47834
79%
**80
99%
[Hodgdon CFE223]*
<<locked>>
86%
32111
53%
**29
90%
Hodgdon H322
<<locked>>
81%
36201
60%
**78
99%
Hodgdon H335
<<locked>>
81%
41901
70%
**87
99%
[Hodgdon H380]*
<<locked>>
87%
32590
54%
**19
90%
Hodgdon H4198
<<locked>>
81%
46412
77%
**41
100%
[Hodgdon Hybrid 100V]*
<<locked>>
94%
28210
47%
**24
90%
[Hodgdon LVR]*
<<locked>>
94%
34287
57%
**72
90%
[Hodgdon VARGET]*
<<locked>>
82%
29138
48%
**08
90%
IMR 3031
<<locked>>
81%
28834
48%
**73
98%
[IMR 4064]*
<<locked>>
82%
28065
47%
**78
90%
[IMR 4166 Enduron]*
<<locked>>
93%
40451
67%
**85
90%
IMR 4198
<<locked>>
81%
42076
70%
**98
100%
[IMR 4895]*
<<locked>>
81%
29167
48%
**67
92%
IMR 8208 XBR
<<locked>>
81%
34548
57%
**26
96%
Lovex D073.4
<<locked>>
81%
39871
66%
**21
98%
Lovex D073.5
<<locked>>
81%
37869
63%
**95
98%
Lovex D073.6
<<locked>>
81%
29762
49%
**83
96%
[Lovex S060]*
<<locked>>
81%
33982
56%
**67
94%
[Lovex S062]*
<<locked>>
81%
28413
47%
**11
93%
Norma 200
<<locked>>
81%
46035
76%
**77
100%
Norma 201
<<locked>>
81%
32184
53%
**80
95%
Norma 202
<<locked>>
81%
31749
53%
**93
97%
[Norma 203B]*
<<locked>>
81%
28094
47%
**31
91%
[Ramshot Big Game]*
<<locked>>
82%
29254
49%
**57
90%
[Ramshot TAC]*
<<locked>>
82%
35244
59%
**29
90%
[Ramshot Wild Boar]*
<<locked>>
81%
33098
55%
**29
93%
Ramshot X-Terminator
<<locked>>
81%
37666
63%
**69
95%
ReloadSwiss RS 40
<<locked>>
81%
38885
65%
**11
98%
[ReloadSwiss RS 50]*
<<locked>>
91%
37898
63%
**92
90%
[ReloadSwiss RS 52]*
<<locked>>
81%
26905
45%
**31
92%
[ReloadSwiss RS 60]*
<<locked>>
89%
29022
48%
**80
91%
Rottweil R 901
<<locked>>
81%
35549
59%
**33
98%
[Rottweil R 902]*
<<locked>>
81%
30589
51%
**37
94%
[Rottweil R 903]*
<<locked>>
83%
25034
42%
**65
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
49095
82%
**60
100%
SNPE Vectan SP 10
<<locked>>
81%
43120
72%
**93
99%
[SNPE Vectan SP 11]*
<<locked>>
84%
28456
47%
**41
90%
[SNPE Vectan SP 7]*
<<locked>>
82%
32793
54%
**93
90%
[SNPE Vectan SP 9]*
<<locked>>
81%
31314
52%
**80
92%
SNPE Vectan Tubal 3000
<<locked>>
81%
34011
57%
**64
98%
SNPE Vectan Tubal 5000
<<locked>>
81%
27528
46%
**46
97%
Shooters World Match Rifle
<<locked>>
81%
29762
49%
**83
96%
[Shooters World Precision]*
<<locked>>
81%
28413
47%
**11
93%
Shooters World Tactical Rifle
<<locked>>
81%
40930
68%
**11
97%
Somchem S321
<<locked>>
81%
36521
61%
**95
97%
Somchem S335
<<locked>>
81%
33359
55%
**70
99%
[Somchem S341]*
<<locked>>
81%
32140
53%
**90
93%
[Somchem S355]*
<<locked>>
82%
25933
43%
**69
90%
[Somchem S365]*
<<locked>>
92%
25701
43%
**01
90%
Vihtavuori N120
<<locked>>
81%
44701
74%
**82
100%
Vihtavuori N130
<<locked>>
81%
38087
63%
**33
100%
Vihtavuori N133
<<locked>>
81%
31778
53%
**34
99%
Vihtavuori N135
<<locked>>
81%
24352
40%
**29
97%
Vihtavuori N140
<<locked>>
81%
29486
49%
**31
97%
[Vihtavuori N150]*
<<locked>>
82%
22713
38%
**64
90%
[Vihtavuori N160]*
<<locked>>
93%
33054
55%
**26
90%
Vihtavuori N530
<<locked>>
81%
35984
60%
**69
96%
Vihtavuori N540
<<locked>>
81%
29037
48%
**44
96%
[Vihtavuori N550]*
<<locked>>
92%
31763
53%
**46
90%
[Winchester 6.5 StaBALL]*
<<locked>>
89%
28834
48%
**98
90%
Winchester 748
<<locked>>
81%
35534
59%
**05
97%
Winchester StaBALL Match
<<locked>>
81%
37550
62%
**31
96%

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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