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Load data for 7 mm Rem. Ultra Mag + .284 | 142gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Vihtavuori N565

7 mm Rem. Ultra Mag + .284 | 142gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.284 | 142gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
284142CuSP
Bullet Weight:
142gr | 9.2g
Bullet Diameter:
0.284" | 7.21mm
Bullet Length:
1.375" | 34.9mm
Caliber:
7 mm Rem. Ultra Mag load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.546" | 90.1mm
Seated Depth:
0.679" | 17.2mm
Shank Seated Depth:
0.502" | 12.7mm
Case Capacity:
112.0 Grains of Water | 7.27 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
63817 psi | 4400 bar
LID:
LID_B11015_C1063
Last updated:
2025-11-09
Recommended Twist Rate:
1:10 - 1:8

Load data for 92 loads in caliber 7 mm Rem. Ultra Mag with .284 | 142gr | Lehigh Defense Controlled Chaos bullet and 46 powders such as ADI AR 2217, ADI AR 2225, Hodgdon H1000, Hodgdon Retumbo, Vihtavuori N565. 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>>
84%
57319
90%
**18
100%
ADI AR 2213
<<locked>>
87%
57261
90%
**48
100%
ADI AR 2217 👍
<<locked>>
95%
57319
90%
**31
100%
ADI AR 2218
<<locked>>
97%
53838
84%
**77
98%
ADI AR 2225 👍
<<locked>>
97%
56217
88%
**45
100%
Accurate 3100
<<locked>>
87%
57421
90%
**43
100%
[Accurate 8700]*
<<locked>>
97%
42772
67%
**56
94%
Accurate MAGPRO
<<locked>>
86%
56927
89%
**41
99%
Alliant Reloder-19
<<locked>>
84%
57290
90%
**12
100%
Alliant Reloder-22
<<locked>>
86%
57043
89%
**38
100%
Alliant Reloder-23
<<locked>>
87%
57377
90%
**76
100%
Alliant Reloder-25
<<locked>>
91%
57232
90%
**31
100%
Alliant Reloder-33
<<locked>>
96%
57406
90%
**84
98%
Alliant Reloder-50
<<locked>>
97%
52025
82%
**69
97%
Hodgdon H1000 👍
<<locked>>
95%
57319
90%
**31
100%
Hodgdon H4831
<<locked>>
89%
57188
90%
**99
99%
Hodgdon H4831 SC
<<locked>>
86%
56985
89%
**99
99%
Hodgdon Retumbo 👍
<<locked>>
97%
56217
88%
**45
100%
Hodgdon TrailBoss
<<locked>>
97%
36245
57%
**65
100%
IMR 4831
<<locked>>
83%
57261
90%
**56
100%
IMR 4955 Enduron
<<locked>>
87%
57305
90%
**79
100%
IMR 7828 SSC
<<locked>>
85%
56782
89%
**41
100%
IMR 7977 Enduron
<<locked>>
92%
56942
89%
**27
95%
IMR 8133 Enduron
<<locked>>
97%
51721
81%
**72
99%
[Lovex D100]*
<<locked>>
95%
57246
90%
**53
94%
Lovex S071
<<locked>>
91%
57421
90%
**43
100%
Norma 217
<<locked>>
97%
52750
83%
**95
100%
Norma MRP
<<locked>>
84%
57058
89%
**48
100%
[Ramshot LRT]*
<<locked>>
97%
53359
84%
**99
92%
Ramshot Magnum
<<locked>>
86%
57159
90%
**95
100%
ReloadSwiss RS 14
<<locked>>
96%
37014
58%
**01
100%
ReloadSwiss RS 76
<<locked>>
91%
57072
89%
**87
100%
ReloadSwiss RS 80
<<locked>>
93%
57072
89%
**68
99%
Rottweil R 904
<<locked>>
84%
57203
90%
**86
100%
Rottweil R 905
<<locked>>
84%
57334
90%
**15
100%
[SNPE Vectan SP 13]*
<<locked>>
97%
44744
70%
**76
94%
Somchem S385
<<locked>>
84%
57087
89%
**72
100%
[Vihtavuori 24N41]*
<<locked>>
97%
54302
85%
**66
92%
Vihtavuori N165
<<locked>>
89%
57188
90%
**49
100%
Vihtavuori N170
<<locked>>
97%
56695
89%
**63
97%
Vihtavuori N555
<<locked>>
84%
57101
89%
**82
100%
Vihtavuori N560
<<locked>>
86%
57334
90%
**68
100%
Vihtavuori N565 👍
<<locked>>
90%
57014
89%
**25
100%
Vihtavuori N568
<<locked>>
93%
57014
89%
**61
99%
Vihtavuori N570
<<locked>>
94%
57159
90%
**94
98%
Winchester StaBALL HD
<<locked>>
87%
56710
89%
**41
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
51692
81%
**30
100%
ADI AR 2213
<<locked>>
81%
46876
73%
**77
98%
ADI AR 2217
<<locked>>
81%
34824
55%
**05
95%
[ADI AR 2218]*
<<locked>>
87%
36796
58%
**90
90%
ADI AR 2225
<<locked>>
81%
32140
50%
**62
97%
Accurate 3100
<<locked>>
81%
47340
74%
**89
100%
[Accurate 8700]*
<<locked>>
92%
36260
57%
**05
90%
Accurate MAGPRO
<<locked>>
81%
47079
74%
**81
97%
Alliant Reloder-19
<<locked>>
81%
51372
80%
**17
100%
Alliant Reloder-22
<<locked>>
81%
47587
75%
**71
99%
Alliant Reloder-23
<<locked>>
81%
46195
72%
**12
100%
Alliant Reloder-25
<<locked>>
81%
40277
63%
**49
100%
[Alliant Reloder-33]*
<<locked>>
83%
34983
55%
**28
90%
[Alliant Reloder-50]*
<<locked>>
87%
36114
57%
**44
90%
Hodgdon H1000
<<locked>>
81%
34824
55%
**05
95%
Hodgdon H4831
<<locked>>
81%
43569
68%
**62
97%
Hodgdon H4831 SC
<<locked>>
81%
48675
76%
**58
98%
Hodgdon Retumbo
<<locked>>
81%
32140
50%
**62
97%
Hodgdon TrailBoss
<<locked>>
81%
28877
45%
**01
100%
IMR 4831
<<locked>>
81%
53040
83%
**94
100%
IMR 4955 Enduron
<<locked>>
81%
47166
74%
**05
98%
IMR 7828 SSC
<<locked>>
81%
48704
76%
**13
99%
[IMR 7977 Enduron]*
<<locked>>
83%
42786
67%
**71
90%
[IMR 8133 Enduron]*
<<locked>>
81%
29530
46%
**74
92%
[Lovex D100]*
<<locked>>
89%
45658
72%
**53
90%
Lovex S071
<<locked>>
81%
40828
64%
**74
100%
[Norma 217]*
<<locked>>
81%
29689
47%
**97
94%
Norma MRP
<<locked>>
81%
51010
80%
**56
100%
[Ramshot LRT]*
<<locked>>
94%
47659
75%
**81
90%
Ramshot Magnum
<<locked>>
81%
45963
72%
**22
100%
ReloadSwiss RS 14
<<locked>>
81%
29617
46%
**41
100%
ReloadSwiss RS 76
<<locked>>
81%
39015
61%
**72
99%
[ReloadSwiss RS 80]*
<<locked>>
81%
35868
56%
**57
94%
Rottweil R 904
<<locked>>
81%
52359
82%
**00
99%
Rottweil R 905
<<locked>>
81%
51271
80%
**10
100%
[SNPE Vectan SP 13]*
<<locked>>
91%
36869
58%
**12
90%
Somchem S385
<<locked>>
81%
51750
81%
**84
100%
[Vihtavuori 24N41]*
<<locked>>
93%
47892
75%
**51
90%
Vihtavuori N165
<<locked>>
81%
43830
69%
**30
99%
[Vihtavuori N170]*
<<locked>>
85%
38261
60%
**08
90%
Vihtavuori N555
<<locked>>
81%
51198
80%
**87
100%
Vihtavuori N560
<<locked>>
81%
47790
75%
**00
98%
Vihtavuori N565
<<locked>>
81%
42003
66%
**53
97%
[Vihtavuori N568]*
<<locked>>
81%
37086
58%
**71
93%
[Vihtavuori N570]*
<<locked>>
82%
36027
56%
**74
90%
Winchester StaBALL HD
<<locked>>
81%
45223
71%
**74
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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