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Load data for .300 Rem. Ultra Mag + .308 | 175gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560

.300 Rem. Ultra Mag + .308 | 175gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.308 | 175gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
308175CuSP
Bullet Weight:
175gr | 11.3g
Bullet Diameter:
0.308" | 7.82mm
Bullet Length:
1.420" | 36.1mm
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:
0.726" | 18.4mm
Shank Seated Depth:
0.553" | 14.0mm
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_B11020_C374
Last updated:
2025-11-15
Recommended Twist Rate:
1:11 - 1:9

Load data for 118 loads in caliber .300 Rem. Ultra Mag with .308 | 175gr | Lehigh Defense Controlled Chaos bullet and 59 powders such as ADI AR 2213, Alliant Reloder-22, IMR 7828 SSC, ReloadSwiss RS 76, Vihtavuori N560. 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>>
89%
57841
89%
**40
100%
ADI AR 2213 👍
<<locked>>
92%
57870
89%
**69
99%
ADI AR 2217
<<locked>>
97%
49748
77%
**28
99%
ADI AR 2225
<<locked>>
97%
45092
69%
**92
100%
Accurate 3100
<<locked>>
92%
58088
89%
**71
100%
Accurate 4350
<<locked>>
84%
57711
89%
**84
100%
Accurate MAGPRO
<<locked>>
92%
58044
89%
**76
98%
Alliant Reloder-16
<<locked>>
85%
57943
89%
**33
100%
Alliant Reloder-19
<<locked>>
90%
58436
90%
**43
100%
Alliant Reloder-22 👍
<<locked>>
92%
58059
89%
**66
100%
Alliant Reloder-23
<<locked>>
93%
58349
90%
**13
100%
Alliant Reloder-25
<<locked>>
97%
57246
88%
**59
100%
Alliant Reloder-26
<<locked>>
89%
57870
89%
**82
100%
Alliant Reloder-33
<<locked>>
97%
47137
73%
**31
95%
Hodgdon H1000
<<locked>>
97%
49748
77%
**28
99%
Hodgdon H4350
<<locked>>
88%
58262
90%
**87
100%
Hodgdon H4831
<<locked>>
95%
57769
89%
**10
99%
Hodgdon H4831 SC
<<locked>>
91%
58204
90%
**10
99%
Hodgdon Hybrid 100V
<<locked>>
87%
58392
90%
**51
100%
Hodgdon Retumbo
<<locked>>
97%
45092
69%
**92
100%
Hodgdon TrailBoss
<<locked>>
96%
35418
55%
**31
100%
IMR 4350
<<locked>>
86%
58117
89%
**77
100%
IMR 4831
<<locked>>
89%
57870
89%
**74
100%
IMR 4955 Enduron
<<locked>>
92%
58421
90%
**97
99%
IMR 7828 SSC 👍
<<locked>>
91%
58030
89%
**76
99%
[IMR 7977 Enduron]*
<<locked>>
97%
57580
89%
**31
94%
IMR 8133 Enduron
<<locked>>
97%
40959
63%
**07
97%
Lovex S065
<<locked>>
84%
58102
89%
**61
100%
Lovex S070
<<locked>>
85%
58392
90%
**81
100%
Lovex S071
<<locked>>
97%
56797
87%
**48
100%
Norma 204
<<locked>>
85%
58305
90%
**17
100%
Norma 217
<<locked>>
97%
41162
63%
**33
99%
Norma MRP
<<locked>>
90%
58131
89%
**82
100%
Norma URP
<<locked>>
85%
58030
89%
**97
100%
Ramshot Hunter
<<locked>>
85%
58088
89%
**17
100%
Ramshot Magnum
<<locked>>
92%
58262
90%
**33
100%
ReloadSwiss RS 14
<<locked>>
97%
36622
56%
**80
100%
ReloadSwiss RS 62
<<locked>>
84%
57841
89%
**00
100%
ReloadSwiss RS 70
<<locked>>
85%
58436
90%
**63
100%
ReloadSwiss RS 76 👍
<<locked>>
97%
56840
87%
**28
100%
ReloadSwiss RS 80
<<locked>>
97%
52214
80%
**13
98%
Rottweil R 904
<<locked>>
89%
58320
90%
**94
99%
Rottweil R 905
<<locked>>
90%
58465
90%
**33
100%
Rottweil R 907
<<locked>>
83%
58204
90%
**77
100%
SNPE Vectan Tubal 7000
<<locked>>
84%
58349
90%
**22
100%
Shooters World Long Rifle
<<locked>>
84%
58102
89%
**61
100%
Somchem S361
<<locked>>
88%
58407
90%
**58
99%
Somchem S365
<<locked>>
86%
57972
89%
**77
100%
Somchem S385
<<locked>>
89%
58059
89%
**94
100%
Vihtavuori N150
<<locked>>
85%
58262
90%
**05
100%
Vihtavuori N165
<<locked>>
95%
58175
90%
**81
100%
[Vihtavuori N170]*
<<locked>>
97%
46644
72%
**97
92%
Vihtavuori N555
<<locked>>
90%
58146
89%
**07
100%
Vihtavuori N560 👍
<<locked>>
92%
58059
89%
**86
99%
Vihtavuori N565
<<locked>>
96%
58160
90%
**59
99%
Vihtavuori N568
<<locked>>
97%
52982
82%
**20
98%
Vihtavuori N570
<<locked>>
97%
50662
78%
**07
95%
Winchester 6.5 StaBALL
<<locked>>
84%
58479
90%
**18
100%
Winchester StaBALL HD
<<locked>>
94%
57856
89%
**02
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
43845
67%
**07
98%
ADI AR 2213
<<locked>>
81%
39291
60%
**38
95%
[ADI AR 2217]*
<<locked>>
82%
29805
46%
**79
90%
[ADI AR 2225]*
<<locked>>
81%
26469
41%
**13
92%
Accurate 3100
<<locked>>
81%
39624
61%
**75
99%
Accurate 4350
<<locked>>
81%
52692
81%
**15
100%
[Accurate MAGPRO]*
<<locked>>
81%
38885
60%
**21
93%
Alliant Reloder-16
<<locked>>
81%
50401
78%
**28
100%
Alliant Reloder-19
<<locked>>
81%
43758
67%
**97
98%
Alliant Reloder-22
<<locked>>
81%
39682
61%
**38
97%
Alliant Reloder-23
<<locked>>
81%
38174
59%
**98
100%
Alliant Reloder-25
<<locked>>
81%
33098
51%
**20
98%
Alliant Reloder-26
<<locked>>
81%
42743
66%
**40
100%
[Alliant Reloder-33]*
<<locked>>
91%
37405
58%
**21
90%
[Hodgdon H1000]*
<<locked>>
82%
29805
46%
**79
90%
Hodgdon H4350
<<locked>>
81%
47355
73%
**07
99%
[Hodgdon H4831]*
<<locked>>
81%
36898
57%
**33
94%
Hodgdon H4831 SC
<<locked>>
81%
41191
63%
**28
95%
Hodgdon Hybrid 100V
<<locked>>
81%
47558
73%
**07
100%
[Hodgdon Retumbo]*
<<locked>>
81%
26469
41%
**13
92%
Hodgdon TrailBoss
<<locked>>
81%
28471
44%
**86
100%
IMR 4350
<<locked>>
81%
49792
77%
**53
100%
IMR 4831
<<locked>>
81%
45237
70%
**87
100%
IMR 4955 Enduron
<<locked>>
81%
40712
63%
**89
95%
IMR 7828 SSC
<<locked>>
81%
40335
62%
**61
96%
[IMR 7977 Enduron]*
<<locked>>
90%
46557
72%
**48
90%
[IMR 8133 Enduron]*
<<locked>>
87%
29182
45%
**08
90%
Lovex S065
<<locked>>
81%
53432
82%
**89
100%
Lovex S070
<<locked>>
81%
51721
80%
**85
100%
Lovex S071
<<locked>>
81%
33953
52%
**48
97%
Norma 204
<<locked>>
81%
50372
78%
**02
99%
[Norma 217]*
<<locked>>
83%
25251
39%
**00
90%
Norma MRP
<<locked>>
81%
41800
64%
**10
99%
Norma URP
<<locked>>
81%
51285
79%
**95
100%
Ramshot Hunter
<<locked>>
81%
50386
78%
**02
100%
Ramshot Magnum
<<locked>>
81%
37043
57%
**79
97%
ReloadSwiss RS 14
<<locked>>
81%
29124
45%
**26
100%
ReloadSwiss RS 62
<<locked>>
81%
52982
82%
**35
100%
ReloadSwiss RS 70
<<locked>>
81%
51358
79%
**64
100%
ReloadSwiss RS 76
<<locked>>
81%
31444
48%
**97
95%
[ReloadSwiss RS 80]*
<<locked>>
84%
31894
49%
**87
90%
Rottweil R 904
<<locked>>
81%
45092
69%
**84
97%
Rottweil R 905
<<locked>>
81%
43323
67%
**84
98%
Rottweil R 907
<<locked>>
81%
54476
84%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
52272
80%
**33
100%
Shooters World Long Rifle
<<locked>>
81%
53432
82%
**89
100%
Somchem S361
<<locked>>
81%
46050
71%
**64
97%
Somchem S365
<<locked>>
81%
48762
75%
**53
100%
Somchem S385
<<locked>>
81%
43830
67%
**64
99%
Vihtavuori N150
<<locked>>
81%
50879
78%
**00
100%
Vihtavuori N165
<<locked>>
81%
36927
57%
**07
97%
[Vihtavuori N170]*
<<locked>>
93%
41350
64%
**95
90%
Vihtavuori N555
<<locked>>
81%
42801
66%
**74
100%
Vihtavuori N560
<<locked>>
81%
39769
61%
**57
95%
[Vihtavuori N565]*
<<locked>>
81%
34287
53%
**13
93%
[Vihtavuori N568]*
<<locked>>
84%
33141
51%
**13
90%
[Vihtavuori N570]*
<<locked>>
89%
38348
59%
**61
90%
Winchester 6.5 StaBALL
<<locked>>
81%
52359
81%
**40
100%
Winchester StaBALL HD
<<locked>>
81%
35027
54%
**31
100%

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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