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Load data for 7 mm STW + .284 | 142gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum

7 mm STW + .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 STW load data
Case Length (l3):
2.850" | 72.4mm
Cartridge Length (C.O.L.):
3.595" | 91.3mm
Seated Depth:
0.630" | 16.0mm
Shank Seated Depth:
0.453" | 11.5mm
Case Capacity:
97.0 Grains of Water | 6.30 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
66717 psi | 4600 bar
LID:
LID_B11015_C1066
Last updated:
2025-11-10
Recommended Twist Rate:
1:10 - 1:8

Load data for 130 loads in caliber 7 mm STW with .284 | 142gr | Lehigh Defense Controlled Chaos bullet and 65 powders such as ADI AR 2209, Alliant Reloder-19, Alliant Reloder-22, Norma MRP, Ramshot Magnum. 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>>
91%
59683
89%
**94
100%
ADI AR 2213
<<locked>>
94%
59553
89%
**20
99%
ADI AR 2217
<<locked>>
97%
48370
72%
**20
98%
ADI AR 2225
<<locked>>
97%
43294
65%
**77
99%
Accurate 3100
<<locked>>
94%
59451
89%
**12
100%
Accurate 4350
<<locked>>
85%
59582
89%
**45
100%
Accurate MAGPRO
<<locked>>
94%
59654
89%
**33
98%
Alliant Reloder-16
<<locked>>
87%
59799
90%
**91
100%
Alliant Reloder-19 👍
<<locked>>
91%
59451
89%
**77
100%
Alliant Reloder-22 👍
<<locked>>
94%
59683
89%
**20
100%
Alliant Reloder-23
<<locked>>
95%
59901
90%
**68
100%
Alliant Reloder-25
<<locked>>
97%
54766
82%
**58
100%
Alliant Reloder-26
<<locked>>
91%
59712
90%
**40
100%
[Alliant Reloder-33]*
<<locked>>
97%
45455
68%
**20
93%
Hodgdon H1000
<<locked>>
97%
48370
72%
**20
98%
Hodgdon H4350
<<locked>>
89%
60031
90%
**35
100%
Hodgdon H4831
<<locked>>
96%
59727
90%
**64
99%
Hodgdon H4831 SC
<<locked>>
93%
59727
90%
**64
99%
Hodgdon Hybrid 100V
<<locked>>
89%
59872
90%
**05
100%
Hodgdon LVR
<<locked>>
85%
59915
90%
**58
100%
Hodgdon Retumbo
<<locked>>
97%
43294
65%
**77
99%
Hodgdon Superperformance
<<locked>>
84%
59219
89%
**94
100%
Hodgdon TrailBoss
<<locked>>
97%
35679
53%
**06
100%
IMR 4350
<<locked>>
87%
59799
90%
**35
100%
IMR 4451 Enduron
<<locked>>
84%
59596
89%
**15
100%
IMR 4831
<<locked>>
91%
59799
90%
**35
100%
IMR 4955 Enduron
<<locked>>
94%
59770
90%
**41
99%
IMR 7828 SSC
<<locked>>
93%
60031
90%
**36
99%
[IMR 7977 Enduron]*
<<locked>>
97%
56463
85%
**33
92%
IMR 8133 Enduron
<<locked>>
97%
39378
59%
**79
95%
Lovex S065
<<locked>>
85%
59828
90%
**09
100%
Lovex S070
<<locked>>
86%
59959
90%
**28
100%
Lovex S071
<<locked>>
97%
55347
83%
**63
100%
Norma 204
<<locked>>
87%
59959
90%
**74
100%
Norma 217
<<locked>>
97%
39595
59%
**05
98%
Norma MRP 👍
<<locked>>
92%
59364
89%
**30
100%
Norma URP
<<locked>>
86%
59640
89%
**45
100%
Ramshot Hunter
<<locked>>
87%
59640
89%
**74
100%
Ramshot Magnum 👍
<<locked>>
94%
59727
90%
**87
100%
ReloadSwiss RS 14
<<locked>>
97%
36448
55%
**49
100%
ReloadSwiss RS 60
<<locked>>
83%
59785
90%
**94
100%
ReloadSwiss RS 62
<<locked>>
85%
59959
90%
**61
100%
ReloadSwiss RS 70
<<locked>>
86%
59770
90%
**17
100%
ReloadSwiss RS 76
<<locked>>
97%
54578
82%
**27
100%
ReloadSwiss RS 80
<<locked>>
97%
50227
75%
**09
97%
Rottweil R 904
<<locked>>
90%
59611
89%
**48
99%
Rottweil R 905
<<locked>>
91%
59495
89%
**77
100%
Rottweil R 907
<<locked>>
85%
59785
90%
**18
100%
SNPE Vectan Tubal 7000
<<locked>>
86%
59654
89%
**66
100%
Shooters World Long Rifle
<<locked>>
85%
59828
90%
**09
100%
Somchem S361
<<locked>>
90%
59915
90%
**09
99%
Somchem S365
<<locked>>
88%
59553
89%
**31
100%
Somchem S385
<<locked>>
91%
59756
90%
**38
100%
Vihtavuori N135
<<locked>>
83%
59451
89%
**97
100%
Vihtavuori N150
<<locked>>
87%
59495
89%
**40
100%
Vihtavuori N160
<<locked>>
84%
59872
90%
**15
100%
Vihtavuori N165
<<locked>>
96%
59161
89%
**22
100%
Vihtavuori N550
<<locked>>
84%
60031
90%
**51
100%
Vihtavuori N555
<<locked>>
92%
59350
89%
**61
100%
Vihtavuori N560
<<locked>>
94%
59930
90%
**46
99%
Vihtavuori N565
<<locked>>
97%
57319
86%
**77
99%
Vihtavuori N568
<<locked>>
97%
50517
76%
**05
96%
[Vihtavuori N570]*
<<locked>>
97%
48312
72%
**82
93%
Winchester 6.5 StaBALL
<<locked>>
86%
59857
90%
**69
100%
Winchester StaBALL HD
<<locked>>
95%
59437
89%
**50
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2209
<<locked>>
81%
42583
64%
**92
97%
[ADI AR 2213]*
<<locked>>
81%
38029
57%
**10
94%
[ADI AR 2217]*
<<locked>>
84%
31473
47%
**16
90%
[ADI AR 2225]*
<<locked>>
82%
26411
40%
**98
90%
Accurate 3100
<<locked>>
81%
38595
58%
**61
98%
Accurate 4350
<<locked>>
81%
51430
77%
**23
100%
[Accurate MAGPRO]*
<<locked>>
81%
37434
56%
**00
91%
Alliant Reloder-16
<<locked>>
81%
49095
74%
**23
100%
Alliant Reloder-19
<<locked>>
81%
42728
64%
**85
97%
Alliant Reloder-22
<<locked>>
81%
38406
58%
**17
96%
Alliant Reloder-23
<<locked>>
81%
37115
56%
**84
100%
Alliant Reloder-25
<<locked>>
81%
32053
48%
**89
97%
Alliant Reloder-26
<<locked>>
81%
41220
62%
**28
100%
[Alliant Reloder-33]*
<<locked>>
93%
39958
60%
**92
90%
[Hodgdon H1000]*
<<locked>>
84%
31473
47%
**16
90%
Hodgdon H4350
<<locked>>
81%
46383
70%
**12
99%
[Hodgdon H4831]*
<<locked>>
81%
35911
54%
**05
92%
[Hodgdon H4831 SC]*
<<locked>>
81%
39885
60%
**03
94%
Hodgdon Hybrid 100V
<<locked>>
81%
46209
69%
**95
100%
Hodgdon LVR
<<locked>>
81%
53519
80%
**56
100%
[Hodgdon Retumbo]*
<<locked>>
82%
26411
40%
**98
90%
Hodgdon Superperformance
<<locked>>
81%
53316
80%
**99
100%
Hodgdon TrailBoss
<<locked>>
81%
28297
42%
**45
100%
IMR 4350
<<locked>>
81%
48457
73%
**48
99%
IMR 4451 Enduron
<<locked>>
81%
54781
82%
**49
100%
IMR 4831
<<locked>>
81%
44150
66%
**79
100%
[IMR 4955 Enduron]*
<<locked>>
81%
39755
60%
**67
94%
[IMR 7828 SSC]*
<<locked>>
81%
39001
58%
**40
94%
[IMR 7977 Enduron]*
<<locked>>
93%
49821
75%
**08
90%
[IMR 8133 Enduron]*
<<locked>>
89%
30516
46%
**43
90%
Lovex S065
<<locked>>
81%
52330
78%
**97
100%
Lovex S070
<<locked>>
81%
50517
76%
**77
100%
Lovex S071
<<locked>>
81%
33141
50%
**26
96%
Norma 204
<<locked>>
81%
48820
73%
**90
98%
[Norma 217]*
<<locked>>
86%
26948
40%
**44
90%
Norma MRP
<<locked>>
81%
40466
61%
**95
98%
Norma URP
<<locked>>
81%
49966
75%
**00
100%
Ramshot Hunter
<<locked>>
81%
48820
73%
**94
100%
Ramshot Magnum
<<locked>>
81%
35665
53%
**38
96%
ReloadSwiss RS 14
<<locked>>
81%
29022
44%
**88
100%
ReloadSwiss RS 60
<<locked>>
81%
55347
83%
**38
100%
ReloadSwiss RS 62
<<locked>>
81%
51387
77%
**40
100%
ReloadSwiss RS 70
<<locked>>
81%
49617
74%
**59
100%
[ReloadSwiss RS 76]*
<<locked>>
81%
30414
46%
**59
93%
[ReloadSwiss RS 80]*
<<locked>>
87%
33881
51%
**35
90%
Rottweil R 904
<<locked>>
81%
43932
66%
**62
96%
Rottweil R 905
<<locked>>
81%
41887
63%
**62
97%
Rottweil R 907
<<locked>>
81%
53272
80%
**17
100%
SNPE Vectan Tubal 7000
<<locked>>
81%
51401
77%
**44
100%
Shooters World Long Rifle
<<locked>>
81%
52330
78%
**97
100%
Somchem S361
<<locked>>
81%
44744
67%
**49
96%
Somchem S365
<<locked>>
81%
47021
70%
**54
100%
Somchem S385
<<locked>>
81%
42554
64%
**49
98%
Vihtavuori N135
<<locked>>
81%
55883
84%
**54
100%
Vihtavuori N150
<<locked>>
81%
49908
75%
**12
100%
Vihtavuori N160
<<locked>>
81%
53461
80%
**27
100%
Vihtavuori N165
<<locked>>
81%
35882
54%
**89
95%
Vihtavuori N550
<<locked>>
81%
54360
81%
**76
100%
Vihtavuori N555
<<locked>>
81%
41307
62%
**53
100%
[Vihtavuori N560]*
<<locked>>
81%
38493
58%
**40
93%
[Vihtavuori N565]*
<<locked>>
81%
33199
50%
**82
91%
[Vihtavuori N568]*
<<locked>>
86%
34940
52%
**61
90%
[Vihtavuori N570]*
<<locked>>
92%
40698
61%
**25
90%
Winchester 6.5 StaBALL
<<locked>>
81%
50966
76%
**48
100%
Winchester StaBALL HD
<<locked>>
81%
33373
50%
**97
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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