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Load data for .223 Rem. (5.56 x 45 NATO) + .224 | 50gr Hornady ECX

Recommended Powder(s): ADI AR 2207, Accurate 1680, Alliant Reloder-7, IMR 4227, ReloadSwiss RS 36

.223 Rem. (5.56 x 45 NATO) + .224 | 50gr Hornady ECX

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.224 | 50gr Hornady ECX
Manufacturer SKU:
224034
Bullet Weight:
50gr | 3.2g
Bullet Diameter:
0.224" | 5.69mm
Bullet Length:
0.720" | 18.3mm
Caliber:
.223 Rem. (5.56 x 45 NATO) load data
Case Length (l3):
1.759" | 44.7mm
Cartridge Length (C.O.L.):
2.170" | 55.1mm
Seated Depth:
0.309" | 7.9mm
Shank Seated Depth:
0.309" | 7.9mm
Case Capacity:
28.8 Grains of Water | 1.87 cm³
Primer Size:
Small Rifle (SR)
Max. allowed Pressure:
62366 psi | 4300 bar
LID:
LID_B1380_C134
Last updated:
2025-02-02

Load data for 72 loads in caliber .223 Rem. (5.56 x 45 NATO) with .224 | 50gr Hornady ECX bullet and 36 powders such as ADI AR 2207, Accurate 1680, Alliant Reloder-7, IMR 4227, ReloadSwiss RS 36. 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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    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.

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%
54911
88%
**17
100%
ADI AR 2207 👍
<<locked>>
97%
54143
87%
**94
100%
ADI AR 2219
<<locked>>
96%
49240
79%
**45
97%
Accurate 1680
<<locked>>
88%
54737
88%
**51
98%
Accurate 2015
<<locked>>
97%
40321
65%
**41
97%
[Accurate 2460]*
<<locked>>
97%
43714
70%
**91
92%
[Accurate 2495]*
<<locked>>
96%
31212
50%
**20
93%
Accurate 5744
<<locked>>
83%
55201
89%
**81
100%
Alliant AR-Comp
<<locked>>
97%
36085
58%
**18
98%
Alliant Reloder-10x
<<locked>>
97%
44527
71%
**56
98%
Alliant Reloder-7 👍
<<locked>>
96%
55825
90%
**84
100%
Baschieri & Pellagri 106
<<locked>>
97%
51343
82%
**50
98%
[Hodgdon CFE BLK]*
<<locked>>
95%
55347
89%
**96
93%
[Hodgdon H322]*
<<locked>>
97%
40799
65%
**71
94%
Hodgdon H335
<<locked>>
97%
49168
79%
**32
95%
Hodgdon H4198
<<locked>>
96%
53476
86%
**05
97%
Hodgdon TrailBoss
<<locked>>
97%
29240
47%
**82
100%
IMR 4198 👍
<<locked>>
97%
46978
75%
**53
99%
IMR 4227
<<locked>>
91%
55317
89%
**35
100%
Lovex D060
<<locked>>
85%
55201
89%
**81
100%
[Lovex D073.4]*
<<locked>>
97%
46238
74%
**20
92%
Lovex S053
<<locked>>
92%
54911
88%
**02
100%
Norma 200 👍
<<locked>>
96%
50995
82%
**55
100%
ReloadSwiss RS 14
<<locked>>
97%
28950
46%
**24
100%
ReloadSwiss RS 36 👍
<<locked>>
92%
55724
89%
**74
100%
[ReloadSwiss RS 40]*
<<locked>>
96%
44208
71%
**04
92%
[Rottweil R 901]*
<<locked>>
97%
38363
62%
**79
92%
SNPE Vectan BA6 1/2
<<locked>>
96%
55332
89%
**38
100%
SNPE Vectan SP 10
<<locked>>
97%
50241
81%
**48
96%
[SNPE Vectan Tubal 3000]*
<<locked>>
96%
38189
61%
**07
92%
Shooters World Buffalo Rifle
<<locked>>
85%
55201
89%
**81
100%
[Somchem S335]*
<<locked>>
96%
36651
59%
**97
93%
Vihtavuori N110
<<locked>>
87%
55303
89%
**46
100%
Vihtavuori N120
<<locked>>
97%
50415
81%
**82
100%
Vihtavuori N130
<<locked>>
97%
42351
68%
**41
98%
[Vihtavuori N133]*
<<locked>>
97%
34664
56%
**64
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
48530
78%
**18
100%
ADI AR 2207
<<locked>>
81%
32648
52%
**77
99%
[ADI AR 2219]*
<<locked>>
84%
32503
52%
**48
90%
Accurate 1680
<<locked>>
81%
43381
70%
**48
96%
[Accurate 2015]*
<<locked>>
82%
25454
41%
**44
90%
[Accurate 2460]*
<<locked>>
94%
40016
64%
**09
90%
[Accurate 2495]*
<<locked>>
91%
25875
41%
**59
90%
Accurate 5744
<<locked>>
81%
51866
83%
**25
100%
[Alliant AR-Comp]*
<<locked>>
83%
23873
38%
**15
90%
[Alliant Reloder-10x]*
<<locked>>
81%
26847
43%
**10
92%
Alliant Reloder-7
<<locked>>
81%
34447
55%
**61
96%
[Baschieri & Pellagri 106]*
<<locked>>
81%
30647
49%
**00
91%
[Hodgdon CFE BLK]*
<<locked>>
88%
44411
71%
**02
90%
[Hodgdon H322]*
<<locked>>
89%
32503
52%
**48
90%
[Hodgdon H335]*
<<locked>>
87%
35447
57%
**23
90%
[Hodgdon H4198]*
<<locked>>
81%
33620
54%
**79
91%
Hodgdon TrailBoss
<<locked>>
81%
22916
37%
**18
100%
IMR 4198
<<locked>>
81%
30182
48%
**53
95%
IMR 4227
<<locked>>
81%
40727
65%
**76
99%
Lovex D060
<<locked>>
81%
48791
78%
**69
99%
[Lovex D073.4]*
<<locked>>
93%
40074
64%
**99
90%
Lovex S053
<<locked>>
81%
39900
64%
**46
100%
Norma 200
<<locked>>
81%
31038
50%
**18
95%
ReloadSwiss RS 14
<<locked>>
81%
22713
36%
**64
100%
ReloadSwiss RS 36
<<locked>>
81%
39711
64%
**89
99%
[ReloadSwiss RS 40]*
<<locked>>
92%
38159
61%
**76
90%
[Rottweil R 901]*
<<locked>>
93%
34592
55%
**90
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
36927
59%
**49
100%
[SNPE Vectan SP 10]*
<<locked>>
86%
34780
56%
**17
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
94%
34766
56%
**28
90%
Shooters World Buffalo Rifle
<<locked>>
81%
48791
78%
**69
99%
[Somchem S335]*
<<locked>>
92%
31633
51%
**69
90%
Vihtavuori N110
<<locked>>
81%
47065
75%
**25
100%
Vihtavuori N120
<<locked>>
81%
31009
50%
**95
99%
[Vihtavuori N130]*
<<locked>>
81%
26063
42%
**15
91%
[Vihtavuori N133]*
<<locked>>
89%
27673
44%
**57
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.

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