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Load data for .300 Weath. Mag. + .308 | 140gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, ReloadSwiss RS 70, Somchem S365

.300 Weath. Mag. + .308 | 140gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 140gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
308140SP
Bullet Weight:
140gr | 9.1g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.085" | 27.6mm
Caliber:
.300 Weath. Mag. load data
Case Length (l3):
2.824" | 71.7mm
Cartridge Length (C.O.L.):
3.507" | 89.1mm
Seated Depth:
0.402" | 10.2mm
Shank Seated Depth:
0.320" | 8.1mm
Case Capacity:
98.9 Grains of Water | 6.42 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B11018_C379
Last updated:
2025-11-15
Recommended Twist Rate:
1:15 - 1:12

Load data for 160 loads in caliber .300 Weath. Mag. with .308 | 140gr | Lehigh Defense Controlled Chaos bullet and 80 powders such as Alliant Reloder-16, Hodgdon LVR, ReloadSwiss RS 62, ReloadSwiss RS 70, 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".

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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 2208
<<locked>>
87%
56811
89%
**09
100%
ADI AR 2209
<<locked>>
97%
54128
85%
**38
96%
[ADI AR 2213]*
<<locked>>
97%
48689
76%
**46
93%
Accurate 2700
<<locked>>
88%
56971
89%
**59
98%
Accurate 3100
<<locked>>
97%
47253
74%
**64
97%
Accurate 4064
<<locked>>
86%
57029
89%
**89
100%
Accurate 4350
<<locked>>
93%
57000
89%
**71
100%
Alliant Reloder- TS 15.5
<<locked>>
87%
56826
89%
**25
100%
Alliant Reloder-15
<<locked>>
85%
57319
90%
**51
100%
Alliant Reloder-16 👍
<<locked>>
95%
56811
89%
**17
100%
Alliant Reloder-17
<<locked>>
90%
56652
89%
**30
100%
Alliant Reloder-19
<<locked>>
97%
53055
83%
**15
96%
Alliant Reloder-22
<<locked>>
97%
47355
74%
**53
95%
Alliant Reloder-23
<<locked>>
97%
44585
70%
**94
100%
Alliant Reloder-25
<<locked>>
97%
39175
61%
**82
96%
Alliant Reloder-26
<<locked>>
97%
50720
79%
**84
99%
Hodgdon CFE223
<<locked>>
85%
57203
90%
**71
100%
Hodgdon H380
<<locked>>
86%
57421
90%
**48
100%
Hodgdon H414
<<locked>>
89%
56985
89%
**94
98%
Hodgdon H4350
<<locked>>
96%
57029
89%
**25
98%
[Hodgdon H4831 SC]*
<<locked>>
97%
51068
80%
**43
93%
Hodgdon Hybrid 100V
<<locked>>
97%
57058
89%
**35
100%
Hodgdon LVR 👍
<<locked>>
92%
57290
90%
**84
100%
Hodgdon Superperformance
<<locked>>
91%
56782
89%
**17
98%
Hodgdon VARGET
<<locked>>
88%
57261
90%
**22
100%
Hodgdon TrailBoss
<<locked>>
96%
34418
54%
**11
100%
IMR 3031
<<locked>>
84%
56927
89%
**09
100%
IMR 4064
<<locked>>
88%
56782
89%
**05
100%
IMR 4166 Enduron
<<locked>>
89%
57000
89%
**92
98%
IMR 4350
<<locked>>
94%
57072
89%
**25
98%
IMR 4451 Enduron
<<locked>>
90%
57087
89%
**22
98%
IMR 4831
<<locked>>
97%
54201
85%
**09
100%
IMR 4895
<<locked>>
84%
57261
90%
**61
100%
[IMR 4955 Enduron]*
<<locked>>
97%
50125
79%
**91
93%
[IMR 7828 SSC]*
<<locked>>
97%
50111
79%
**96
94%
Lovex S062
<<locked>>
85%
56623
89%
**92
100%
Lovex S065
<<locked>>
92%
57159
90%
**15
99%
Lovex S070
<<locked>>
93%
57435
90%
**38
99%
Lovex S071
<<locked>>
97%
39363
62%
**97
95%
Norma 203B
<<locked>>
85%
57145
90%
**48
100%
Norma 204
<<locked>>
94%
57130
90%
**68
97%
Norma MRP
<<locked>>
97%
50343
79%
**38
97%
Norma URP
<<locked>>
94%
56869
89%
**71
100%
Ramshot Big Game
<<locked>>
85%
57087
89%
**51
100%
Ramshot Hunter
<<locked>>
94%
57319
90%
**01
99%
Ramshot Magnum
<<locked>>
97%
46021
72%
**87
95%
ReloadSwiss RS 14
<<locked>>
96%
34896
55%
**54
100%
ReloadSwiss RS 50
<<locked>>
86%
57072
89%
**22
99%
ReloadSwiss RS 52
<<locked>>
85%
57421
90%
**61
100%
ReloadSwiss RS 60
<<locked>>
91%
57377
90%
**69
100%
ReloadSwiss RS 62 👍
<<locked>>
93%
56898
89%
**91
100%
ReloadSwiss RS 70 👍
<<locked>>
94%
57029
89%
**46
100%
Rottweil R 902
<<locked>>
85%
57014
89%
**82
100%
Rottweil R 903
<<locked>>
88%
57043
89%
**25
100%
Rottweil R 904
<<locked>>
97%
56014
88%
**15
96%
Rottweil R 905
<<locked>>
97%
52663
83%
**12
96%
Rottweil R 907
<<locked>>
91%
57392
90%
**15
98%
SNPE Vectan SP 11
<<locked>>
87%
56840
89%
**61
100%
SNPE Vectan SP 9
<<locked>>
83%
57392
90%
**22
100%
SNPE Vectan Tubal 5000
<<locked>>
88%
57159
90%
**94
100%
SNPE Vectan Tubal 7000
<<locked>>
92%
57043
89%
**59
98%
Shooters World Long Rifle
<<locked>>
92%
57159
90%
**15
99%
Shooters World Precision
<<locked>>
85%
56623
89%
**92
100%
Somchem S355
<<locked>>
89%
57130
90%
**25
100%
Somchem S361
<<locked>>
96%
57217
90%
**86
95%
Somchem S365 👍
<<locked>>
96%
57029
89%
**01
100%
Somchem S385
<<locked>>
97%
53563
84%
**92
97%
Vihtavuori N133
<<locked>>
85%
57319
90%
**97
100%
Vihtavuori N135
<<locked>>
90%
57217
90%
**36
100%
Vihtavuori N140
<<locked>>
85%
57334
90%
**59
100%
Vihtavuori N150
<<locked>>
94%
57305
90%
**82
100%
Vihtavuori N160
<<locked>>
91%
57174
90%
**38
100%
Vihtavuori N165
<<locked>>
97%
44599
70%
**99
95%
Vihtavuori N540
<<locked>>
85%
56826
89%
**73
100%
Vihtavuori N550
<<locked>>
91%
57392
90%
**78
100%
Vihtavuori N555
<<locked>>
97%
49835
78%
**89
100%
[Vihtavuori N560]*
<<locked>>
97%
47645
75%
**59
92%
Winchester 6.5 StaBALL
<<locked>>
93%
56942
89%
**09
100%
Winchester 760
<<locked>>
89%
56985
89%
**94
98%
Winchester StaBALL HD
<<locked>>
97%
38943
61%
**30
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
46485
73%
**28
99%
[ADI AR 2209]*
<<locked>>
86%
37623
59%
**71
90%
[ADI AR 2213]*
<<locked>>
92%
41466
65%
**89
90%
Accurate 2700
<<locked>>
81%
45121
71%
**40
95%
[Accurate 3100]*
<<locked>>
83%
29095
46%
**21
90%
Accurate 4064
<<locked>>
81%
49429
77%
**58
100%
Accurate 4350
<<locked>>
81%
37318
58%
**81
96%
Alliant Reloder- TS 15.5
<<locked>>
81%
46949
74%
**45
100%
Alliant Reloder-15
<<locked>>
81%
50343
79%
**23
100%
Alliant Reloder-16
<<locked>>
81%
36579
57%
**87
96%
Alliant Reloder-17
<<locked>>
81%
41597
65%
**31
99%
[Alliant Reloder-19]*
<<locked>>
85%
36724
58%
**48
90%
[Alliant Reloder-22]*
<<locked>>
89%
36390
57%
**84
90%
[Alliant Reloder-23]*
<<locked>>
81%
26701
42%
**92
93%
[Alliant Reloder-25]*
<<locked>>
89%
30139
47%
**07
90%
[Alliant Reloder-26]*
<<locked>>
81%
28631
45%
**03
90%
Hodgdon CFE223
<<locked>>
81%
49603
78%
**40
99%
Hodgdon H380
<<locked>>
81%
47906
75%
**68
98%
Hodgdon H414
<<locked>>
81%
43033
67%
**18
95%
[Hodgdon H4350]*
<<locked>>
81%
35520
56%
**69
91%
[Hodgdon H4831 SC]*
<<locked>>
91%
42380
66%
**66
90%
Hodgdon Hybrid 100V
<<locked>>
81%
33997
53%
**76
97%
Hodgdon LVR
<<locked>>
81%
40176
63%
**36
96%
[Hodgdon Superperformance]*
<<locked>>
81%
38769
61%
**27
93%
Hodgdon VARGET
<<locked>>
81%
46340
73%
**18
99%
Hodgdon TrailBoss
<<locked>>
81%
27470
43%
**44
100%
IMR 3031
<<locked>>
81%
51663
81%
**23
100%
IMR 4064
<<locked>>
81%
45672
72%
**99
99%
IMR 4166 Enduron
<<locked>>
81%
45150
71%
**63
96%
[IMR 4350]*
<<locked>>
81%
37260
58%
**15
92%
IMR 4451 Enduron
<<locked>>
81%
43207
68%
**49
95%
IMR 4831
<<locked>>
81%
32721
51%
**40
95%
IMR 4895
<<locked>>
81%
51561
81%
**63
100%
[IMR 4955 Enduron]*
<<locked>>
91%
41553
65%
**07
90%
[IMR 7828 SSC]*
<<locked>>
92%
41495
65%
**99
90%
Lovex S062
<<locked>>
81%
49037
77%
**61
100%
Lovex S065
<<locked>>
81%
40741
64%
**94
96%
[Lovex S070]*
<<locked>>
81%
38870
61%
**54
94%
[Lovex S071]*
<<locked>>
88%
29095
46%
**21
90%
Norma 203B
<<locked>>
81%
49574
78%
**17
100%
[Norma 204]*
<<locked>>
81%
36796
58%
**35
90%
[Norma MRP]*
<<locked>>
85%
33460
52%
**22
90%
Norma URP
<<locked>>
81%
37333
59%
**84
96%
Ramshot Big Game
<<locked>>
81%
50169
79%
**36
100%
[Ramshot Hunter]*
<<locked>>
81%
36376
57%
**61
94%
[Ramshot Magnum]*
<<locked>>
90%
35752
56%
**41
90%
ReloadSwiss RS 14
<<locked>>
81%
27978
44%
**86
100%
ReloadSwiss RS 50
<<locked>>
81%
47993
75%
**48
97%
ReloadSwiss RS 52
<<locked>>
81%
49559
78%
**33
100%
ReloadSwiss RS 60
<<locked>>
81%
40132
63%
**25
100%
ReloadSwiss RS 62
<<locked>>
81%
37289
58%
**97
96%
ReloadSwiss RS 70
<<locked>>
81%
36303
57%
**87
95%
Rottweil R 902
<<locked>>
81%
51329
80%
**87
100%
Rottweil R 903
<<locked>>
81%
44628
70%
**09
100%
[Rottweil R 904]*
<<locked>>
86%
39508
62%
**74
90%
[Rottweil R 905]*
<<locked>>
86%
36056
57%
**41
90%
[Rottweil R 907]*
<<locked>>
81%
41800
65%
**04
94%
SNPE Vectan SP 11
<<locked>>
81%
45759
72%
**61
99%
SNPE Vectan SP 9
<<locked>>
81%
53490
84%
**66
100%
SNPE Vectan Tubal 5000
<<locked>>
81%
45832
72%
**10
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
39827
62%
**18
94%
Shooters World Long Rifle
<<locked>>
81%
40741
64%
**94
96%
Shooters World Precision
<<locked>>
81%
49037
77%
**61
100%
Somchem S355
<<locked>>
81%
45034
71%
**05
99%
[Somchem S361]*
<<locked>>
87%
42322
66%
**00
90%
Somchem S365
<<locked>>
81%
33620
53%
**28
98%
[Somchem S385]*
<<locked>>
83%
33214
52%
**33
90%
Vihtavuori N133
<<locked>>
81%
51430
81%
**09
100%
Vihtavuori N135
<<locked>>
81%
43642
68%
**13
100%
Vihtavuori N140
<<locked>>
81%
50981
80%
**61
100%
Vihtavuori N150
<<locked>>
81%
38290
60%
**31
99%
Vihtavuori N160
<<locked>>
81%
40553
64%
**13
97%
[Vihtavuori N165]*
<<locked>>
89%
34490
54%
**56
90%
Vihtavuori N540
<<locked>>
81%
50604
79%
**71
100%
Vihtavuori N550
<<locked>>
81%
40944
64%
**53
97%
[Vihtavuori N555]*
<<locked>>
81%
29370
46%
**94
93%
[Vihtavuori N560]*
<<locked>>
93%
42206
66%
**35
90%
Winchester 6.5 StaBALL
<<locked>>
81%
38087
60%
**41
99%
Winchester 760
<<locked>>
81%
43033
67%
**18
95%
[Winchester StaBALL HD]*
<<locked>>
82%
24526
38%
**62
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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