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

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905

.300 Rem. Ultra 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 Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.544" | 90.0mm
Seated Depth:
0.391" | 9.9mm
Shank Seated Depth:
0.308" | 7.8mm
Case Capacity:
112.5 Grains of Water | 7.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
64977 psi | 4480 bar
LID:
LID_B11018_C374
Last updated:
2025-11-10
Recommended Twist Rate:
1:15 - 1:12

Load data for 128 loads in caliber .300 Rem. Ultra Mag with .308 | 140gr | Lehigh Defense Controlled Chaos bullet and 64 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-26, Norma MRP, Rottweil R 905. 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 2209 👍
<<locked>>
92%
58479
90%
**02
99%
ADI AR 2213
<<locked>>
95%
58276
90%
**19
98%
ADI AR 2217
<<locked>>
97%
45600
70%
**72
96%
ADI AR 2225
<<locked>>
97%
40901
63%
**13
97%
Accurate 2700
<<locked>>
83%
58392
90%
**71
99%
Accurate 3100
<<locked>>
95%
57885
89%
**17
100%
Accurate 4350
<<locked>>
86%
58073
89%
**63
100%
Accurate MAGPRO
<<locked>>
95%
58465
90%
**15
97%
Alliant Reloder-16
<<locked>>
88%
58407
90%
**09
100%
Alliant Reloder-17
<<locked>>
83%
58320
90%
**99
100%
Alliant Reloder-19 👍
<<locked>>
92%
58175
90%
**86
99%
Alliant Reloder-22
<<locked>>
95%
58218
90%
**19
99%
Alliant Reloder-23
<<locked>>
96%
58233
90%
**69
100%
Alliant Reloder-25
<<locked>>
97%
51314
79%
**23
100%
Alliant Reloder-26 👍
<<locked>>
92%
57943
89%
**48
100%
Hodgdon H1000
<<locked>>
97%
45600
70%
**72
96%
Hodgdon H4350
<<locked>>
90%
58407
90%
**43
100%
Hodgdon H4831
<<locked>>
97%
57116
88%
**40
97%
Hodgdon H4831 SC
<<locked>>
94%
58436
90%
**59
98%
Hodgdon Hybrid 100V
<<locked>>
90%
58349
90%
**27
100%
Hodgdon LVR
<<locked>>
85%
58320
90%
**73
100%
Hodgdon Retumbo
<<locked>>
97%
40901
63%
**13
97%
Hodgdon Superperformance
<<locked>>
85%
58450
90%
**96
100%
Hodgdon TrailBoss
<<locked>>
96%
35114
54%
**37
100%
IMR 4166 Enduron
<<locked>>
84%
58044
89%
**14
100%
IMR 4350
<<locked>>
88%
57957
89%
**23
99%
IMR 4451 Enduron
<<locked>>
85%
58102
89%
**36
100%
IMR 4831
<<locked>>
92%
58305
90%
**43
100%
IMR 4955 Enduron
<<locked>>
95%
58160
90%
**36
98%
IMR 7828 SSC
<<locked>>
94%
57827
89%
**22
98%
Lovex S065
<<locked>>
86%
58247
90%
**17
100%
Lovex S070
<<locked>>
87%
58291
90%
**43
100%
Lovex S071
<<locked>>
97%
52040
80%
**31
100%
Norma 204
<<locked>>
87%
58059
89%
**69
99%
Norma 217
<<locked>>
97%
36651
56%
**28
95%
Norma MRP 👍
<<locked>>
93%
58305
90%
**35
100%
Norma URP
<<locked>>
87%
58320
90%
**73
100%
Ramshot Hunter
<<locked>>
88%
58073
89%
**82
100%
Ramshot Magnum
<<locked>>
95%
57711
89%
**63
100%
ReloadSwiss RS 14
<<locked>>
97%
36114
56%
**93
100%
ReloadSwiss RS 60
<<locked>>
84%
57885
89%
**12
100%
ReloadSwiss RS 62
<<locked>>
86%
58059
89%
**76
100%
ReloadSwiss RS 70
<<locked>>
87%
57870
89%
**22
100%
ReloadSwiss RS 76
<<locked>>
97%
51561
79%
**86
100%
[ReloadSwiss RS 80]*
<<locked>>
97%
46325
71%
**25
94%
Rottweil R 904
<<locked>>
91%
58204
90%
**46
98%
Rottweil R 905 👍
<<locked>>
92%
58320
90%
**79
99%
Rottweil R 907
<<locked>>
85%
57943
89%
**30
99%
SNPE Vectan Tubal 7000
<<locked>>
86%
58073
89%
**77
100%
Shooters World Long Rifle
<<locked>>
86%
58247
90%
**17
100%
Somchem S361
<<locked>>
90%
58189
90%
**94
98%
Somchem S365
<<locked>>
89%
58407
90%
**59
100%
Somchem S385
<<locked>>
92%
58160
90%
**36
100%
Vihtavuori N135
<<locked>>
84%
58320
90%
**31
100%
Vihtavuori N150
<<locked>>
88%
58117
89%
**71
100%
Vihtavuori N160
<<locked>>
85%
58160
90%
**23
100%
Vihtavuori N165
<<locked>>
97%
57363
88%
**00
99%
Vihtavuori N550
<<locked>>
85%
58030
89%
**66
100%
Vihtavuori N555
<<locked>>
93%
57885
89%
**73
100%
Vihtavuori N560
<<locked>>
95%
58073
89%
**41
98%
Vihtavuori N565
<<locked>>
97%
54244
83%
**36
97%
[Vihtavuori N568]*
<<locked>>
97%
47427
73%
**45
94%
Winchester 6.5 StaBALL
<<locked>>
86%
58160
90%
**81
100%
Winchester StaBALL HD
<<locked>>
97%
57827
89%
**61
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
40016
62%
**54
95%
[ADI AR 2213]*
<<locked>>
81%
35694
55%
**53
91%
[ADI AR 2217]*
<<locked>>
89%
34447
53%
**00
90%
[ADI AR 2225]*
<<locked>>
87%
29051
45%
**75
90%
Accurate 2700
<<locked>>
81%
54302
84%
**18
99%
Accurate 3100
<<locked>>
81%
35766
55%
**10
96%
Accurate 4350
<<locked>>
81%
47964
74%
**99
100%
[Accurate MAGPRO]*
<<locked>>
84%
38754
60%
**38
90%
Alliant Reloder-16
<<locked>>
81%
45701
70%
**02
100%
Alliant Reloder-17
<<locked>>
81%
53476
82%
**27
100%
Alliant Reloder-19
<<locked>>
81%
39943
61%
**44
95%
[Alliant Reloder-22]*
<<locked>>
81%
35650
55%
**72
93%
Alliant Reloder-23
<<locked>>
81%
34272
53%
**40
99%
[Alliant Reloder-25]*
<<locked>>
81%
29936
46%
**31
94%
Alliant Reloder-26
<<locked>>
81%
37971
58%
**74
98%
[Hodgdon H1000]*
<<locked>>
89%
34447
53%
**00
90%
Hodgdon H4350
<<locked>>
81%
43497
67%
**81
97%
[Hodgdon H4831]*
<<locked>>
83%
35911
55%
**20
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
37521
58%
**59
91%
Hodgdon Hybrid 100V
<<locked>>
81%
43279
67%
**87
100%
Hodgdon LVR
<<locked>>
81%
50256
77%
**38
100%
[Hodgdon Retumbo]*
<<locked>>
87%
29051
45%
**75
90%
Hodgdon Superperformance
<<locked>>
81%
50198
77%
**68
99%
Hodgdon TrailBoss
<<locked>>
81%
28152
43%
**83
100%
IMR 4166 Enduron
<<locked>>
81%
53519
82%
**41
99%
IMR 4350
<<locked>>
81%
45977
71%
**27
98%
IMR 4451 Enduron
<<locked>>
81%
51924
80%
**28
99%
IMR 4831
<<locked>>
81%
41321
64%
**48
99%
[IMR 4955 Enduron]*
<<locked>>
81%
37420
58%
**23
91%
[IMR 7828 SSC]*
<<locked>>
81%
36463
56%
**89
91%
Lovex S065
<<locked>>
81%
49356
76%
**69
99%
Lovex S070
<<locked>>
81%
47718
73%
**66
99%
[Lovex S071]*
<<locked>>
81%
30603
47%
**69
94%
Norma 204
<<locked>>
81%
46195
71%
**63
97%
[Norma 217]*
<<locked>>
90%
29370
45%
**25
90%
Norma MRP
<<locked>>
81%
37391
58%
**41
95%
Norma URP
<<locked>>
81%
46963
72%
**89
100%
Ramshot Hunter
<<locked>>
81%
46108
71%
**79
99%
[Ramshot Magnum]*
<<locked>>
81%
33315
51%
**84
93%
ReloadSwiss RS 14
<<locked>>
81%
28674
44%
**23
100%
ReloadSwiss RS 60
<<locked>>
81%
51459
79%
**27
100%
ReloadSwiss RS 62
<<locked>>
81%
48225
74%
**09
100%
ReloadSwiss RS 70
<<locked>>
81%
46282
71%
**28
100%
[ReloadSwiss RS 76]*
<<locked>>
82%
29588
46%
**15
90%
[ReloadSwiss RS 80]*
<<locked>>
91%
36912
57%
**12
90%
[Rottweil R 904]*
<<locked>>
81%
41205
63%
**28
94%
Rottweil R 905
<<locked>>
81%
39146
60%
**25
95%
Rottweil R 907
<<locked>>
81%
50502
78%
**09
99%
SNPE Vectan Tubal 7000
<<locked>>
81%
48530
75%
**13
99%
Shooters World Long Rifle
<<locked>>
81%
49356
76%
**69
99%
[Somchem S361]*
<<locked>>
81%
42206
65%
**08
93%
Somchem S365
<<locked>>
81%
43976
68%
**40
100%
Somchem S385
<<locked>>
81%
40045
62%
**12
96%
Vihtavuori N135
<<locked>>
81%
52895
81%
**59
100%
Vihtavuori N150
<<locked>>
81%
46847
72%
**97
100%
Vihtavuori N160
<<locked>>
81%
50647
78%
**12
100%
[Vihtavuori N165]*
<<locked>>
81%
33562
52%
**41
93%
Vihtavuori N550
<<locked>>
81%
51097
79%
**58
100%
Vihtavuori N555
<<locked>>
81%
38377
59%
**25
99%
[Vihtavuori N560]*
<<locked>>
81%
35766
55%
**82
90%
[Vihtavuori N565]*
<<locked>>
84%
34679
53%
**26
90%
[Vihtavuori N568]*
<<locked>>
91%
38276
59%
**38
90%
Winchester 6.5 StaBALL
<<locked>>
81%
48008
74%
**33
100%
Winchester StaBALL HD
<<locked>>
81%
30197
46%
**43
99%

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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