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Load data for .221 Rem. Fireball + .224 | 45gr | Lehigh Defense Controlled Chaos

Recommended Powder(s): Lovex S053

.221 Rem. Fireball + .224 | 45gr | Lehigh Defense Controlled Chaos

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.224 | 45gr | Lehigh Defense Controlled Chaos
Manufacturer SKU:
224045CuSP
Bullet Weight:
45gr | 2.9g
Bullet Diameter:
0.224" | 5.69mm
Bullet Length:
0.710" | 18.0mm
Caliber:
.221 Rem. Fireball load data
Case Length (l3):
1.397" | 35.5mm
Cartridge Length (C.O.L.):
1.803" | 45.8mm
Seated Depth:
0.304" | 7.7mm
Shank Seated Depth:
0.263" | 6.7mm
Case Capacity:
22.0 Grains of Water | 1.43 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
46412 psi | 3200 bar
LID:
LID_B11000_C125
Last updated:
2025-11-04
Recommended Twist Rate:
1:11 - 1:9

Load data for 30 loads in caliber .221 Rem. Fireball with .224 | 45gr | Lehigh Defense Controlled Chaos bullet and 15 powders such as Lovex S053. 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 2205
<<locked>>
85%
40756
88%
**48
99%
ADI AR 2207
<<locked>>
96%
33837
73%
**84
95%
[Accurate 5744]*
<<locked>>
84%
41394
89%
**53
94%
Accurate No. 11 FS
<<locked>>
84%
41104
89%
**40
97%
[Alliant Reloder-7]*
<<locked>>
97%
37086
80%
**87
92%
Hodgdon TrailBoss
<<locked>>
97%
25875
56%
**80
100%
IMR 4227
<<locked>>
93%
41147
89%
**43
96%
[Lovex D060]*
<<locked>>
86%
41394
89%
**53
94%
Lovex S053 👍
<<locked>>
95%
41249
89%
**63
99%
ReloadSwiss RS 14
<<locked>>
95%
24439
53%
**03
100%
ReloadSwiss RS 36
<<locked>>
95%
41611
90%
**95
96%
SNPE Vectan BA6 1/2
<<locked>>
97%
39668
85%
**22
100%
[Shooters World Buffalo Rifle]*
<<locked>>
86%
41394
89%
**53
94%
Vihtavuori N110
<<locked>>
89%
41278
89%
**40
100%
Vihtavuori N120
<<locked>>
97%
32126
69%
**02
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
35201
76%
**30
98%
[ADI AR 2207]*
<<locked>>
86%
24714
53%
**05
90%
[Accurate 5744]*
<<locked>>
81%
38087
82%
**81
93%
Accurate No. 11 FS
<<locked>>
81%
37855
82%
**67
97%
[Alliant Reloder-7]*
<<locked>>
93%
32793
71%
**82
90%
Hodgdon TrailBoss
<<locked>>
81%
20073
43%
**22
100%
[IMR 4227]*
<<locked>>
81%
28340
61%
**12
90%
[Lovex D060]*
<<locked>>
81%
36056
78%
**22
92%
[Lovex S053]*
<<locked>>
81%
26818
58%
**98
94%
ReloadSwiss RS 14
<<locked>>
82%
19856
43%
**72
100%
[ReloadSwiss RS 36]*
<<locked>>
82%
27876
60%
**48
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
25585
55%
**00
100%
[Shooters World Buffalo Rifle]*
<<locked>>
81%
36056
78%
**22
92%
Vihtavuori N110
<<locked>>
81%
32169
69%
**49
100%
[Vihtavuori N120]*
<<locked>>
85%
23018
50%
**07
91%

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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