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Load data for .220 Howell + .224 | 55gr | Sierra SP SemiSp

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-26, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD

.220 Howell + .224 | 55gr | Sierra SP SemiSp

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.224 | 55gr | Sierra SP SemiSp
Manufacturer SKU:
1350
Bullet Weight:
55gr | 3.6g
Bullet Diameter:
0.224" | 5.69mm
Bullet Length:
0.690" | 17.5mm
Caliber:
.220 Howell load data
Case Length (l3):
2.395" | 60.8mm
Cartridge Length (C.O.L.):
3.054" | 77.6mm
Seated Depth:
0.031" | 0.8mm
Shank Seated Depth:
0.031" | 0.8mm
Case Capacity:
62.0 Grains of Water | 4.03 cm³
Primer Size:
Large Rifle (LR)
Max. allowed Pressure:
58015 psi | 4000 bar
LID:
LID_B5746_C118
Last updated:
2025-02-02

Load data for 110 loads in caliber .220 Howell with .224 | 55gr | Sierra SP SemiSp bullet and 55 powders such as Alliant Reloder-16, Alliant Reloder-26, ReloadSwiss RS 70, Vihtavuori N555, Winchester StaBALL HD. 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 2209
<<locked>>
91%
51459
89%
**07
96%
[ADI AR 2213]*
<<locked>>
94%
51430
89%
**10
94%
Accurate 3100
<<locked>>
95%
51953
90%
**55
98%
Accurate 4350
<<locked>>
86%
51517
89%
**07
99%
[Accurate MAGPRO]*
<<locked>>
95%
52141
90%
**24
92%
Alliant Reloder-16 👍
<<locked>>
88%
51474
89%
**60
100%
Alliant Reloder-17
<<locked>>
83%
51227
88%
**53
100%
Alliant Reloder-19
<<locked>>
92%
51503
89%
**01
96%
Alliant Reloder-22
<<locked>>
95%
52098
90%
**37
96%
Alliant Reloder-23
<<locked>>
97%
51851
89%
**20
100%
Alliant Reloder-25
<<locked>>
97%
45629
79%
**32
98%
Alliant Reloder-26 👍
<<locked>>
92%
51576
89%
**83
99%
Hodgdon H4350
<<locked>>
89%
51663
89%
**55
97%
[Hodgdon H4831]*
<<locked>>
97%
50952
88%
**45
93%
[Hodgdon H4831 SC]*
<<locked>>
93%
51924
89%
**74
94%
Hodgdon Hybrid 100V
<<locked>>
89%
51358
89%
**61
100%
Hodgdon LVR
<<locked>>
85%
51285
88%
**94
99%
Hodgdon Superperformance
<<locked>>
85%
51750
89%
**27
97%
Hodgdon TrailBoss
<<locked>>
96%
34389
59%
**85
100%
IMR 4350
<<locked>>
88%
51605
89%
**51
97%
IMR 4451 Enduron
<<locked>>
84%
51793
89%
**65
97%
IMR 4831
<<locked>>
91%
51648
89%
**84
99%
[IMR 4955 Enduron]*
<<locked>>
94%
51358
89%
**35
94%
[IMR 7828 SSC]*
<<locked>>
94%
51561
89%
**33
94%
Lovex S065
<<locked>>
85%
51779
89%
**61
98%
Lovex S070
<<locked>>
86%
51576
89%
**55
97%
Lovex S071
<<locked>>
97%
46238
80%
**37
97%
Norma 204
<<locked>>
87%
51779
89%
**88
95%
Norma MRP
<<locked>>
93%
51271
88%
**43
97%
Norma URP
<<locked>>
87%
51503
89%
**10
99%
Ramshot Hunter
<<locked>>
88%
52054
90%
**10
98%
Ramshot Magnum
<<locked>>
95%
51982
90%
**88
97%
ReloadSwiss RS 14
<<locked>>
96%
34940
60%
**34
100%
ReloadSwiss RS 60
<<locked>>
84%
51140
88%
**83
100%
ReloadSwiss RS 62
<<locked>>
86%
51779
89%
**10
99%
ReloadSwiss RS 70 👍
<<locked>>
87%
51851
89%
**66
99%
ReloadSwiss RS 76
<<locked>>
97%
44657
77%
**25
96%
[Rottweil R 904]*
<<locked>>
91%
51779
89%
**65
94%
Rottweil R 905
<<locked>>
92%
51953
90%
**97
96%
Rottweil R 907
<<locked>>
85%
52199
90%
**68
97%
SNPE Vectan Tubal 7000
<<locked>>
86%
52025
90%
**96
97%
Shooters World Long Rifle
<<locked>>
85%
51779
89%
**61
98%
[Somchem S361]*
<<locked>>
90%
51866
89%
**92
94%
Somchem S365
<<locked>>
89%
51953
90%
**20
100%
Somchem S385
<<locked>>
92%
51721
89%
**61
97%
Vihtavuori N135
<<locked>>
84%
51779
89%
**12
100%
Vihtavuori N150
<<locked>>
87%
51517
89%
**19
100%
Vihtavuori N160
<<locked>>
85%
51793
89%
**61
99%
Vihtavuori N165
<<locked>>
97%
51430
89%
**28
96%
Vihtavuori N550
<<locked>>
84%
51459
89%
**04
99%
Vihtavuori N555 👍
<<locked>>
93%
51837
89%
**27
100%
[Vihtavuori N560]*
<<locked>>
95%
51924
90%
**50
94%
[Vihtavuori N565]*
<<locked>>
97%
47964
83%
**32
93%
Winchester 6.5 StaBALL
<<locked>>
86%
51648
89%
**25
100%
Winchester StaBALL HD 👍
<<locked>>
97%
48921
84%
**86
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
83%
37840
65%
**86
90%
[ADI AR 2213]*
<<locked>>
89%
42540
73%
**10
90%
[Accurate 3100]*
<<locked>>
81%
31140
54%
**46
90%
Accurate 4350
<<locked>>
81%
42235
73%
**91
97%
[Accurate MAGPRO]*
<<locked>>
92%
46398
80%
**06
90%
Alliant Reloder-16
<<locked>>
81%
40843
70%
**23
97%
Alliant Reloder-17
<<locked>>
81%
47340
82%
**78
100%
[Alliant Reloder-19]*
<<locked>>
82%
37536
65%
**73
90%
[Alliant Reloder-22]*
<<locked>>
86%
38218
66%
**05
90%
[Alliant Reloder-23]*
<<locked>>
81%
30081
52%
**79
94%
[Alliant Reloder-25]*
<<locked>>
86%
31328
54%
**12
90%
[Alliant Reloder-26]*
<<locked>>
81%
33054
57%
**07
93%
[Hodgdon H4350]*
<<locked>>
81%
39262
68%
**76
92%
[Hodgdon H4831]*
<<locked>>
92%
42917
74%
**71
90%
[Hodgdon H4831 SC]*
<<locked>>
88%
42917
74%
**71
90%
Hodgdon Hybrid 100V
<<locked>>
81%
38363
66%
**86
98%
Hodgdon LVR
<<locked>>
81%
44860
77%
**69
97%
Hodgdon Superperformance
<<locked>>
81%
44295
76%
**69
95%
Hodgdon TrailBoss
<<locked>>
81%
27702
48%
**15
100%
[IMR 4350]*
<<locked>>
81%
41408
71%
**35
94%
IMR 4451 Enduron
<<locked>>
81%
47485
82%
**76
96%
IMR 4831
<<locked>>
81%
36680
63%
**43
96%
[IMR 4955 Enduron]*
<<locked>>
88%
42018
72%
**22
90%
[IMR 7828 SSC]*
<<locked>>
89%
42554
73%
**27
91%
Lovex S065
<<locked>>
81%
44846
77%
**07
97%
Lovex S070
<<locked>>
81%
43076
74%
**81
95%
[Lovex S071]*
<<locked>>
86%
31140
54%
**46
90%
[Norma 204]*
<<locked>>
81%
41191
71%
**45
92%
[Norma MRP]*
<<locked>>
82%
34838
60%
**30
90%
Norma URP
<<locked>>
81%
41771
72%
**97
97%
Ramshot Hunter
<<locked>>
81%
40944
71%
**71
95%
[Ramshot Magnum]*
<<locked>>
86%
35607
61%
**97
90%
ReloadSwiss RS 14
<<locked>>
81%
28253
49%
**60
100%
ReloadSwiss RS 60
<<locked>>
81%
45513
78%
**61
100%
ReloadSwiss RS 62
<<locked>>
81%
42685
74%
**23
97%
ReloadSwiss RS 70
<<locked>>
81%
41278
71%
**27
97%
[ReloadSwiss RS 76]*
<<locked>>
91%
35621
61%
**43
90%
[Rottweil R 904]*
<<locked>>
84%
40625
70%
**02
90%
[Rottweil R 905]*
<<locked>>
83%
37434
65%
**63
90%
Rottweil R 907
<<locked>>
81%
45861
79%
**23
95%
SNPE Vectan Tubal 7000
<<locked>>
81%
43961
76%
**32
95%
Shooters World Long Rifle
<<locked>>
81%
44846
77%
**07
97%
[Somchem S361]*
<<locked>>
84%
42627
73%
**99
90%
Somchem S365
<<locked>>
81%
38493
66%
**45
99%
[Somchem S385]*
<<locked>>
81%
35447
61%
**81
91%
Vihtavuori N135
<<locked>>
81%
48008
83%
**40
100%
Vihtavuori N150
<<locked>>
81%
42569
73%
**48
100%
Vihtavuori N160
<<locked>>
81%
45556
79%
**50
98%
[Vihtavuori N165]*
<<locked>>
86%
35737
62%
**61
90%
Vihtavuori N550
<<locked>>
81%
46021
79%
**96
98%
Vihtavuori N555
<<locked>>
81%
33576
58%
**84
95%
[Vihtavuori N560]*
<<locked>>
90%
42888
74%
**50
90%
[Vihtavuori N565]*
<<locked>>
93%
41858
72%
**81
90%
Winchester 6.5 StaBALL
<<locked>>
81%
42917
74%
**58
99%
[Winchester StaBALL HD]*
<<locked>>
81%
24395
42%
**17
92%

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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