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Load data for .220 Howell + .224 | 55gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, Hodgdon Hybrid 100V, ReloadSwiss RS 70, Somchem S365

.220 Howell + .224 | 55gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.224 | 55gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
224055CuSP
Bullet Weight:
55gr | 3.6g
Bullet Diameter:
0.224" | 5.69mm
Bullet Length:
<<locked>>
Caliber:
.220 Howell load data
Case Length (l3):
2.395" | 60.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
62.0 Grains of Water | 4.03 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B11001_C118
Last updated:
2026-03-26
Recommended Twist Rate:
1:10 - 1:8

Load data for 134 loads in caliber .220 Howell with .224 | 55gr | Lehigh Defense Controlled Chaos bullet and 67 powders such as Alliant Reloder-16, Alliant Reloder-26, Hodgdon Hybrid 100V, 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 2209
<<locked>>
93%
51895
89%
**14
95%
[ADI AR 2213]*
<<locked>>
96%
52098
90%
**30
94%
Accurate 2700
<<locked>>
84%
52127
90%
**06
97%
Accurate 3100
<<locked>>
97%
51532
89%
**48
98%
Accurate 4350
<<locked>>
88%
51851
89%
**04
99%
Alliant Reloder-16 👍
<<locked>>
89%
51605
89%
**56
99%
Alliant Reloder-17
<<locked>>
85%
51271
88%
**56
100%
Alliant Reloder-19
<<locked>>
93%
51503
89%
**07
96%
Alliant Reloder-22
<<locked>>
96%
51358
89%
**37
96%
Alliant Reloder-23
<<locked>>
96%
48530
84%
**68
100%
Alliant Reloder-25
<<locked>>
97%
42264
73%
**53
97%
Alliant Reloder-26 👍
<<locked>>
94%
51735
89%
**89
99%
[Bofors RP15]*
<<locked>>
97%
47645
82%
**42
94%
Bofors RP5
<<locked>>
96%
51358
89%
**37
96%
Bofors RP7
<<locked>>
86%
51967
90%
**58
97%
Hodgdon H414
<<locked>>
84%
51822
89%
**17
97%
Hodgdon H4350
<<locked>>
91%
51677
89%
**55
97%
[Hodgdon H4831]*
<<locked>>
97%
48095
83%
**89
92%
[Hodgdon H4831 SC]*
<<locked>>
95%
51547
89%
**61
93%
Hodgdon Hybrid 100V 👍
<<locked>>
91%
51605
89%
**84
100%
Hodgdon LVR
<<locked>>
87%
51895
89%
**17
99%
Hodgdon Superperformance
<<locked>>
87%
52199
90%
**43
97%
Hodgdon VARGET
<<locked>>
83%
51967
90%
**81
99%
Hodgdon TrailBoss
<<locked>>
96%
34098
59%
**72
100%
IMR 4064
<<locked>>
83%
51532
89%
**68
100%
IMR 4166 Enduron
<<locked>>
84%
51576
89%
**55
97%
IMR 4350
<<locked>>
89%
52011
90%
**71
97%
IMR 4451 Enduron
<<locked>>
85%
51343
89%
**51
97%
IMR 4831
<<locked>>
93%
51242
88%
**81
99%
[IMR 4955 Enduron]*
<<locked>>
95%
51547
89%
**42
94%
[IMR 7828 SSC]*
<<locked>>
95%
51227
88%
**24
94%
Lovex S065
<<locked>>
87%
51401
89%
**51
98%
Lovex S070
<<locked>>
88%
52185
90%
**84
98%
Lovex S071
<<locked>>
97%
42786
74%
**68
96%
Norma 204
<<locked>>
89%
52199
90%
**94
95%
Norma MRP
<<locked>>
95%
52127
90%
**73
97%
Norma URP
<<locked>>
88%
51184
88%
**07
99%
[Ramshot Grand]*
<<locked>>
93%
51358
89%
**33
94%
Ramshot Hunter
<<locked>>
89%
51430
89%
**07
98%
Ramshot Magnum
<<locked>>
97%
51692
89%
**91
97%
ReloadSwiss RS 14
<<locked>>
96%
34519
60%
**25
100%
ReloadSwiss RS 60
<<locked>>
83%
51329
88%
**73
100%
ReloadSwiss RS 62
<<locked>>
88%
51721
89%
**14
99%
ReloadSwiss RS 70 👍
<<locked>>
88%
51271
88%
**66
99%
[ReloadSwiss RS 76]*
<<locked>>
97%
41568
72%
**33
94%
Rottweil R 903
<<locked>>
84%
51866
89%
**84
100%
[Rottweil R 904]*
<<locked>>
92%
51895
89%
**68
94%
Rottweil R 905
<<locked>>
94%
51967
90%
**07
96%
Rottweil R 907
<<locked>>
86%
51967
90%
**58
97%
SNPE Vectan Tubal 5000
<<locked>>
83%
51721
89%
**63
100%
SNPE Vectan Tubal 7000
<<locked>>
87%
51866
89%
**96
97%
Shooters World Long Rifle
<<locked>>
87%
51401
89%
**51
98%
Somchem S355
<<locked>>
84%
51982
90%
**74
100%
[Somchem S361]*
<<locked>>
91%
51314
88%
**92
93%
Somchem S365 👍
<<locked>>
91%
51924
90%
**27
100%
Somchem S385
<<locked>>
94%
51967
90%
**74
97%
Vihtavuori N135
<<locked>>
85%
52112
90%
**25
100%
Vihtavuori N150
<<locked>>
89%
52040
90%
**42
100%
Vihtavuori N160
<<locked>>
86%
52083
90%
**84
99%
Vihtavuori N165
<<locked>>
97%
48428
83%
**76
95%
Vihtavuori N550
<<locked>>
86%
51459
89%
**01
99%
Vihtavuori N555
<<locked>>
95%
51663
89%
**33
100%
[Vihtavuori N560]*
<<locked>>
96%
51329
88%
**53
93%
Winchester 6.5 StaBALL
<<locked>>
88%
52112
90%
**35
100%
Winchester 760
<<locked>>
84%
51822
89%
**17
97%
Winchester StaBALL HD
<<locked>>
97%
44353
76%
**10
100%
Winchester Supreme 780
<<locked>>
92%
51198
88%
**45
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
85%
38522
66%
**99
90%
[ADI AR 2213]*
<<locked>>
91%
42685
74%
**17
90%
Accurate 2700
<<locked>>
81%
47514
82%
**04
95%
[Accurate 3100]*
<<locked>>
83%
31415
54%
**63
90%
Accurate 4350
<<locked>>
81%
39639
68%
**41
96%
Alliant Reloder-16
<<locked>>
81%
38348
66%
**55
96%
Alliant Reloder-17
<<locked>>
81%
44483
77%
**28
99%
[Alliant Reloder-19]*
<<locked>>
85%
38392
66%
**89
90%
[Alliant Reloder-22]*
<<locked>>
88%
37971
65%
**02
90%
[Alliant Reloder-23]*
<<locked>>
81%
28079
48%
**10
92%
[Alliant Reloder-25]*
<<locked>>
88%
31589
54%
**28
90%
[Alliant Reloder-26]*
<<locked>>
81%
30589
53%
**35
91%
[Bofors RP15]*
<<locked>>
91%
38203
66%
**15
90%
[Bofors RP5]*
<<locked>>
88%
37971
65%
**02
90%
[Bofors RP7]*
<<locked>>
81%
43830
76%
**94
94%
Hodgdon H414
<<locked>>
81%
46166
80%
**09
96%
[Hodgdon H4350]*
<<locked>>
81%
37304
64%
**23
91%
[Hodgdon H4831]*
<<locked>>
94%
43497
75%
**84
90%
[Hodgdon H4831 SC]*
<<locked>>
90%
43874
76%
**94
90%
Hodgdon Hybrid 100V
<<locked>>
81%
35592
61%
**23
97%
Hodgdon LVR
<<locked>>
81%
42598
73%
**20
97%
[Hodgdon Superperformance]*
<<locked>>
81%
41858
72%
**07
94%
Hodgdon VARGET
<<locked>>
81%
48167
83%
**12
99%
Hodgdon TrailBoss
<<locked>>
81%
27224
47%
**95
100%
IMR 4064
<<locked>>
81%
47747
82%
**92
99%
IMR 4166 Enduron
<<locked>>
81%
47065
81%
**56
96%
[IMR 4350]*
<<locked>>
81%
39088
67%
**76
92%
IMR 4451 Enduron
<<locked>>
81%
45049
78%
**23
95%
[IMR 4831]*
<<locked>>
81%
34258
59%
**81
94%
[IMR 4955 Enduron]*
<<locked>>
90%
42656
74%
**48
90%
[IMR 7828 SSC]*
<<locked>>
90%
42685
74%
**17
90%
Lovex S065
<<locked>>
81%
42583
73%
**55
96%
[Lovex S070]*
<<locked>>
81%
40640
70%
**15
94%
[Lovex S071]*
<<locked>>
88%
31415
54%
**63
90%
[Norma 204]*
<<locked>>
81%
38754
67%
**86
90%
[Norma MRP]*
<<locked>>
85%
35360
61%
**53
90%
Norma URP
<<locked>>
81%
39450
68%
**38
96%
[Ramshot Grand]*
<<locked>>
88%
41713
72%
**07
90%
[Ramshot Hunter]*
<<locked>>
81%
38348
66%
**09
94%
[Ramshot Magnum]*
<<locked>>
88%
36230
62%
**20
90%
ReloadSwiss RS 14
<<locked>>
81%
27688
48%
**47
100%
ReloadSwiss RS 60
<<locked>>
81%
47253
81%
**97
100%
ReloadSwiss RS 62
<<locked>>
81%
39798
69%
**55
96%
ReloadSwiss RS 70
<<locked>>
81%
38783
67%
**64
95%
[ReloadSwiss RS 76]*
<<locked>>
93%
36042
62%
**76
90%
Rottweil R 903
<<locked>>
81%
47036
81%
**92
100%
[Rottweil R 904]*
<<locked>>
86%
40988
71%
**22
90%
[Rottweil R 905]*
<<locked>>
86%
38247
66%
**86
90%
[Rottweil R 907]*
<<locked>>
81%
43830
76%
**94
94%
SNPE Vectan Tubal 5000
<<locked>>
81%
47935
83%
**97
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
42032
72%
**89
94%
Shooters World Long Rifle
<<locked>>
81%
42583
73%
**55
96%
Somchem S355
<<locked>>
81%
47195
81%
**92
99%
[Somchem S361]*
<<locked>>
86%
43424
75%
**15
90%
Somchem S365
<<locked>>
81%
35520
61%
**63
98%
[Somchem S385]*
<<locked>>
83%
35128
61%
**74
90%
Vihtavuori N135
<<locked>>
81%
45382
78%
**01
100%
Vihtavuori N150
<<locked>>
81%
40335
70%
**92
99%
Vihtavuori N160
<<locked>>
81%
42757
74%
**91
97%
[Vihtavuori N165]*
<<locked>>
88%
35810
62%
**68
90%
Vihtavuori N550
<<locked>>
81%
43323
75%
**40
97%
[Vihtavuori N555]*
<<locked>>
81%
30821
53%
**02
93%
[Vihtavuori N560]*
<<locked>>
92%
43685
75%
**73
90%
Winchester 6.5 StaBALL
<<locked>>
81%
40698
70%
**05
99%
Winchester 760
<<locked>>
81%
46166
80%
**09
96%
[Winchester StaBALL HD]*
<<locked>>
82%
26136
45%
**94
91%
[Winchester Supreme 780]*
<<locked>>
84%
37579
65%
**23
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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