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Load data for .307 Win. + .308 | 170gr | Lapua Lock Base

Recommended Powder(s):

.307 Win. + .308 | 170gr | Lapua Lock Base

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 170gr | Lapua Lock Base
Manufacturer SKU:
4PL7086 | B476
Bullet Weight:
170gr | 11.0g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
<<locked>>
Caliber:
.307 Win. load data
Case Length (l3):
2.014" | 51.2mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
54.0 Grains of Water | 3.51 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
60191 psi | 4150 bar
LID:
LID_B3155_C393
Last updated:
2026-02-07
Recommended Twist Rate:
1:13 - 1:11

Load data for 158 loads in caliber .307 Win. with .308 | 170gr | Lapua Lock Base bullet and 79 powder(s). 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 2206H
<<locked>>
96%
47776
79%
**64
96%
ADI AR 2207
<<locked>>
88%
54085
90%
**48
100%
[ADI AR 2208]*
<<locked>>
97%
41075
68%
**29
93%
ADI AR 2219
<<locked>>
91%
54099
90%
**39
100%
Accurate 2015
<<locked>>
96%
53592
89%
**87
100%
Accurate 2200
<<locked>>
97%
52997
88%
**87
95%
Accurate 2230
<<locked>>
94%
53679
89%
**03
98%
Accurate 2460
<<locked>>
94%
53171
88%
**13
99%
Accurate 2495
<<locked>>
97%
46746
78%
**80
100%
Accurate 2520
<<locked>>
96%
48428
80%
**00
99%
Accurate 4064
<<locked>>
97%
38464
64%
**59
99%
Alliant AR-Comp
<<locked>>
97%
48399
80%
**90
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
97%
45295
75%
**87
94%
Alliant Reloder- TS 15.5
<<locked>>
97%
38479
64%
**39
95%
Alliant Reloder-10x
<<locked>>
93%
53519
89%
**93
100%
[Alliant Reloder-15]*
<<locked>>
96%
41901
70%
**92
94%
Alliant Reloder-7
<<locked>>
87%
53461
89%
**34
100%
Baschieri & Pellagri 106
<<locked>>
91%
53737
89%
**34
100%
Baschieri & Pellagri 107
<<locked>>
97%
47950
80%
**74
95%
Bofors RP3
<<locked>>
97%
37913
63%
**46
95%
Hodgdon BL-C2
<<locked>>
97%
49153
82%
**26
98%
Hodgdon Benchmark
<<locked>>
96%
52895
88%
**70
99%
Hodgdon CFE BLK
<<locked>>
87%
53548
89%
**41
98%
[Hodgdon CFE223]*
<<locked>>
97%
41698
69%
**95
92%
Hodgdon H322 👍
<<locked>>
97%
54099
90%
**39
100%
Hodgdon H335 👍
<<locked>>
91%
53940
90%
**46
100%
[Hodgdon H380]*
<<locked>>
97%
39943
66%
**39
92%
Hodgdon H4198
<<locked>>
89%
54099
90%
**34
100%
Hodgdon H4895
<<locked>>
96%
47964
80%
**77
97%
[Hodgdon VARGET]*
<<locked>>
97%
40480
67%
**16
93%
IMR 3031
<<locked>>
97%
41640
69%
**21
100%
[IMR 4064]*
<<locked>>
97%
39378
65%
**93
93%
IMR 4198
<<locked>>
93%
53867
89%
**54
100%
IMR 4895
<<locked>>
96%
42989
71%
**25
95%
IMR 8208 XBR
<<locked>>
96%
50734
84%
**80
98%
Lovex D073.4
<<locked>>
92%
53055
88%
**97
99%
Lovex D073.5 👍
<<locked>>
94%
53795
89%
**23
99%
Lovex D073.6
<<locked>>
97%
45266
75%
**54
99%
Lovex S053
<<locked>>
84%
53998
90%
**49
100%
Lovex S060
<<locked>>
97%
49705
83%
**21
97%
Lovex S062
<<locked>>
97%
41539
69%
**59
96%
Norma 200
<<locked>>
89%
52721
88%
**61
100%
Norma 201
<<locked>>
97%
47065
78%
**34
98%
Norma 202
<<locked>>
97%
46731
78%
**48
99%
Norma 203B
<<locked>>
96%
41046
68%
**85
95%
[Ramshot Big Game]*
<<locked>>
97%
42511
71%
**08
94%
[Ramshot TAC]*
<<locked>>
97%
52678
88%
**93
94%
Ramshot Wild Boar
<<locked>>
96%
49443
82%
**00
97%
Ramshot X-Terminator
<<locked>>
95%
53098
88%
**93
97%
ReloadSwiss RS 40 👍
<<locked>>
94%
53243
88%
**16
99%
ReloadSwiss RS 52
<<locked>>
97%
43874
73%
**80
95%
ReloadSwiss RS 60
<<locked>>
97%
36970
61%
**52
95%
Rottweil R 901
<<locked>>
96%
50734
84%
**67
100%
Rottweil R 902
<<locked>>
96%
43555
72%
**69
97%
[Rottweil R 903]*
<<locked>>
97%
34853
58%
**74
93%
SNPE Vectan BA6 1/2
<<locked>>
87%
53809
89%
**05
100%
SNPE Vectan SP 10 👍
<<locked>>
90%
53229
88%
**33
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
37710
63%
**23
93%
[SNPE Vectan SP 7]*
<<locked>>
97%
49124
82%
**57
94%
SNPE Vectan SP 9
<<locked>>
97%
46340
77%
**41
96%
SNPE Vectan Tubal 3000
<<locked>>
96%
49734
83%
**98
99%
SNPE Vectan Tubal 5000
<<locked>>
96%
40089
67%
**74
99%
Shooters World Match Rifle
<<locked>>
97%
45266
75%
**54
99%
Shooters World Precision
<<locked>>
97%
41539
69%
**59
96%
Shooters World Tactical Rifle
<<locked>>
92%
53896
90%
**84
98%
Somchem S321
<<locked>>
95%
53069
88%
**39
99%
Somchem S335
<<locked>>
97%
48907
81%
**08
100%
Somchem S341
<<locked>>
97%
48907
81%
**64
96%
[Somchem S355]*
<<locked>>
97%
36854
61%
**97
94%
Vihtavuori N120
<<locked>>
90%
53606
89%
**88
100%
Vihtavuori N130
<<locked>>
96%
53838
89%
**48
100%
Vihtavuori N133
<<locked>>
97%
45977
76%
**59
100%
Vihtavuori N135
<<locked>>
97%
34969
58%
**51
99%
Vihtavuori N140
<<locked>>
97%
43337
72%
**75
99%
[Vihtavuori N150]*
<<locked>>
97%
30951
51%
**52
93%
Vihtavuori N530
<<locked>>
96%
53809
89%
**36
99%
Vihtavuori N540
<<locked>>
97%
43526
72%
**05
99%
Winchester 748
<<locked>>
96%
53055
88%
**75
99%
Winchester StaBALL Match
<<locked>>
94%
53388
89%
**62
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
82%
30371
50%
**26
90%
ADI AR 2207
<<locked>>
81%
43830
73%
**13
100%
[ADI AR 2208]*
<<locked>>
89%
32895
55%
**62
90%
ADI AR 2219
<<locked>>
81%
38464
64%
**03
99%
Accurate 2015
<<locked>>
81%
33373
55%
**69
99%
[Accurate 2200]*
<<locked>>
84%
35273
59%
**88
90%
[Accurate 2230]*
<<locked>>
81%
34345
57%
**95
93%
Accurate 2460
<<locked>>
81%
34389
57%
**11
95%
Accurate 2495
<<locked>>
81%
27412
46%
**26
98%
[Accurate 2520]*
<<locked>>
81%
28311
47%
**26
94%
[Accurate 4064]*
<<locked>>
81%
23105
38%
**01
93%
Alliant AR-Comp
<<locked>>
81%
29095
48%
**52
100%
[Alliant Power Pro 2000-MR]*
<<locked>>
92%
37840
63%
**39
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
86%
27804
46%
**96
90%
Alliant Reloder-10x
<<locked>>
81%
37043
62%
**47
100%
[Alliant Reloder-15]*
<<locked>>
88%
31676
53%
**85
90%
Alliant Reloder-7
<<locked>>
81%
44846
75%
**16
100%
Baschieri & Pellagri 106
<<locked>>
81%
39175
65%
**24
99%
[Baschieri & Pellagri 107]*
<<locked>>
87%
34809
58%
**34
90%
[Bofors RP3]*
<<locked>>
87%
27528
46%
**13
90%
[Hodgdon BL-C2]*
<<locked>>
81%
28848
48%
**36
91%
Hodgdon Benchmark
<<locked>>
81%
34084
57%
**49
95%
Hodgdon CFE BLK
<<locked>>
81%
44005
73%
**00
97%
[Hodgdon CFE223]*
<<locked>>
92%
36027
60%
**83
90%
Hodgdon H322
<<locked>>
81%
32822
55%
**88
97%
Hodgdon H335
<<locked>>
81%
37869
63%
**00
98%
[Hodgdon H380]*
<<locked>>
94%
37057
62%
**83
90%
Hodgdon H4198
<<locked>>
81%
42801
71%
**74
99%
[Hodgdon H4895]*
<<locked>>
81%
29457
49%
**19
91%
[Hodgdon VARGET]*
<<locked>>
90%
33257
55%
**72
90%
IMR 3031
<<locked>>
81%
25918
43%
**70
96%
[IMR 4064]*
<<locked>>
90%
32053
53%
**42
90%
IMR 4198
<<locked>>
81%
38319
64%
**28
100%
[IMR 4895]*
<<locked>>
85%
29892
50%
**56
90%
[IMR 8208 XBR]*
<<locked>>
81%
31314
52%
**33
93%
Lovex D073.4
<<locked>>
81%
35824
60%
**24
96%
Lovex D073.5
<<locked>>
81%
33736
56%
**98
95%
[Lovex D073.6]*
<<locked>>
81%
26585
44%
**83
93%
Lovex S053
<<locked>>
81%
49951
83%
**00
100%
[Lovex S060]*
<<locked>>
81%
31169
52%
**77
91%
[Lovex S062]*
<<locked>>
82%
26179
43%
**28
90%
Norma 200
<<locked>>
81%
41829
69%
**10
100%
[Norma 201]*
<<locked>>
81%
29109
48%
**83
92%
Norma 202
<<locked>>
81%
28587
47%
**03
95%
[Norma 203B]*
<<locked>>
87%
30211
50%
**56
90%
[Ramshot Big Game]*
<<locked>>
89%
33185
55%
**18
90%
[Ramshot TAC]*
<<locked>>
88%
39334
65%
**80
90%
[Ramshot Wild Boar]*
<<locked>>
82%
31024
52%
**49
90%
[Ramshot X-Terminator]*
<<locked>>
81%
34287
57%
**72
92%
ReloadSwiss RS 40
<<locked>>
81%
35476
59%
**24
96%
[ReloadSwiss RS 52]*
<<locked>>
88%
33243
55%
**60
90%
[ReloadSwiss RS 60]*
<<locked>>
89%
29037
48%
**46
91%
Rottweil R 901
<<locked>>
81%
32169
53%
**46
96%
[Rottweil R 902]*
<<locked>>
81%
27615
46%
**37
91%
[Rottweil R 903]*
<<locked>>
90%
28195
47%
**23
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
46093
77%
**13
100%
SNPE Vectan SP 10
<<locked>>
81%
39436
66%
**20
98%
[SNPE Vectan SP 11]*
<<locked>>
92%
32721
54%
**15
90%
[SNPE Vectan SP 7]*
<<locked>>
88%
36898
61%
**51
90%
[SNPE Vectan SP 9]*
<<locked>>
84%
31212
52%
**46
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
31053
52%
**73
96%
[SNPE Vectan Tubal 5000]*
<<locked>>
81%
25048
42%
**49
94%
[Shooters World Match Rifle]*
<<locked>>
81%
26585
44%
**83
93%
[Shooters World Precision]*
<<locked>>
82%
26179
43%
**28
90%
Shooters World Tactical Rifle
<<locked>>
81%
37565
62%
**28
95%
[Somchem S321]*
<<locked>>
81%
32880
55%
**95
94%
Somchem S335
<<locked>>
81%
30327
50%
**83
96%
[Somchem S341]*
<<locked>>
83%
31096
52%
**36
90%
[Somchem S355]*
<<locked>>
89%
28514
47%
**13
90%
Vihtavuori N120
<<locked>>
81%
41437
69%
**34
100%
Vihtavuori N130
<<locked>>
81%
34766
58%
**59
100%
Vihtavuori N133
<<locked>>
81%
28689
48%
**47
98%
[Vihtavuori N135]*
<<locked>>
81%
21843
36%
**26
94%
[Vihtavuori N140]*
<<locked>>
81%
26731
44%
**37
94%
[Vihtavuori N150]*
<<locked>>
91%
25991
43%
**24
90%
[Vihtavuori N530]*
<<locked>>
81%
32677
54%
**75
93%
[Vihtavuori N540]*
<<locked>>
81%
26368
44%
**44
93%
[Winchester 748]*
<<locked>>
81%
31821
53%
**01
94%
[Winchester StaBALL Match]*
<<locked>>
81%
33837
56%
**28
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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