Load data for 5.7 x 28 + .224 | 55gr | Sierra SP SemiSp

Recommended Powder(s): ADI AP 100, Alliant POWER PISTOL, Vihtavuori N105

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:	5.7 x 28 load data
Case Length (l3):	1.134" \| 28.8mm
Cartridge Length (C.O.L.):	1.570" \| 39.9mm
Seated Depth:	0.254" \| 6.4mm
Shank Seated Depth:	0.254" \| 6.4mm
Case Capacity:	12.3 Grains of Water \| 0.80 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	50038 psi \| 3450 bar
LID:	LID_B5746_C925
Last updated:	2025-01-01

Load data for 124 loads in caliber 5.7 x 28 with .224 | 55gr | Sierra SP SemiSp bullet and 62 powders such as ADI AP 100, Alliant POWER PISTOL, Vihtavuori N105. 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".
A load must fulfill certain criteria to be listed in the default view below - see "powder criteria to fulfill to be listed".

Our load data might deviate from other sources - see the "most common reasons for deviations".

All loads are based on the bullet and case dimensions shown under "Load Specifications" - see "reloading suggestions" if you deviate.

You can set your specifications in the "Personalized Load Calculator".

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Min z (%)
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Safety Buffer (%)
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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 AP 100 👍	<<locked>>	91%	43918	88%	**50	100%
ADI AP 70N	<<locked>>	65%	44802	90%	**99	100%
ADI APS 350	<<locked>>	75%	42612	85%	**12	100%
ADI APS 450	<<locked>>	78%	44991	90%	**65	100%
ADI AS 30	<<locked>>	76%	43729	87%	**88	100%
ADI AS 50N	<<locked>>	70%	42888	86%	**27	100%
[Accurate 4100]*	<<locked>>	91%	44396	89%	**32	87%
Accurate No. 2	<<locked>>	69%	41901	84%	**12	100%
Accurate No. 7	<<locked>>	70%	43613	87%	**13	97%
Accurate No. 9	<<locked>>	77%	42917	86%	**03	93%
Accurate Solo 1000	<<locked>>	74%	42598	85%	**11	100%
Accurate Solo 1250	<<locked>>	77%	43482	87%	**73	100%
Accurate TCM	<<locked>>	78%	43468	87%	**06	94%
Alliant 2400	<<locked>>	88%	44063	88%	**52	91%
Alliant BLUE DOT	<<locked>>	90%	42917	86%	**93	96%
Alliant BULLSEYE	<<locked>>	67%	42337	85%	**45	100%
Alliant POWER PISTOL 👍	<<locked>>	75%	44527	89%	**96	100%
Alliant UNIQUE	<<locked>>	77%	44338	89%	**68	100%
Baschieri & Pellagri 100	<<locked>>	74%	43656	87%	**21	100%
Hodgdon Clays	<<locked>>	75%	43685	87%	**39	100%
[Hodgdon H110]*	<<locked>>	97%	44614	89%	**75	84%
Hodgdon HS-6	<<locked>>	62%	43830	88%	**08	100%
Hodgdon LilGun	<<locked>>	97%	41524	83%	**91	90%
Hodgdon Universal	<<locked>>	72%	44802	90%	**99	100%
Hodgdon TrailBoss	<<locked>>	96%	21611	43%	**70	100%
Lovex D037.1	<<locked>>	70%	43613	87%	**13	97%
Lovex D037.2	<<locked>>	76%	42917	86%	**03	93%
Lovex S011	<<locked>>	63%	42090	84%	**40	100%
Lovex S020	<<locked>>	69%	43424	87%	**06	100%
Maxam CSB 1	<<locked>>	81%	43888	88%	**76	100%
Maxam CSB 2	<<locked>>	76%	44135	88%	**67	100%
Maxam CSB 3	<<locked>>	77%	44324	89%	**57	100%
Maxam CSB 4	<<locked>>	75%	44773	89%	**47	100%
Maxam CSB 5	<<locked>>	72%	44541	89%	**91	100%
Ramshot Enforcer	<<locked>>	87%	42569	85%	**22	91%
Ramshot Silhouette	<<locked>>	63%	43468	87%	**58	100%
ReloadSwiss RS 12	<<locked>>	66%	44585	89%	**60	100%
ReloadSwiss RS 14	<<locked>>	94%	20015	40%	**76	100%
ReloadSwiss RS 20	<<locked>>	76%	43337	87%	**45	100%
ReloadSwiss RS 24	<<locked>>	76%	43163	86%	**03	99%
Rottweil P 801	<<locked>>	63%	44730	89%	**24	100%
Rottweil P 806	<<locked>>	78%	44454	89%	**86	100%
SNPE Vectan A0	<<locked>>	80%	43395	87%	**12	100%
SNPE Vectan BA 9	<<locked>>	74%	44411	89%	**96	100%
SNPE Vectan BA10	<<locked>>	73%	44976	90%	**68	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	96%	24772	50%	**94	83%
SNPE Vectan BA7 1/2	<<locked>>	84%	43903	88%	**98	100%
SNPE Vectan BA9 1/2	<<locked>>	74%	44034	88%	**86	100%
Shooters World Heavy Pistol	<<locked>>	76%	42917	86%	**03	93%
Shooters World Major Pistol	<<locked>>	70%	43613	87%	**13	97%
Somchem MP200	<<locked>>	70%	42656	85%	**39	100%
Somchem MS200	<<locked>>	76%	44208	88%	**32	100%
Somchem S221	<<locked>>	64%	42714	85%	**54	100%
Vihtavuori 3N37	<<locked>>	75%	42583	85%	**01	100%
Vihtavuori 3N38	<<locked>>	86%	43192	86%	**86	99%
Vihtavuori N105 👍	<<locked>>	92%	44382	89%	**19	100%
[Vihtavuori N110]*	<<locked>>	97%	30980	62%	**58	84%
Vihtavuori N320	<<locked>>	70%	42656	85%	**11	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	42873	86%	**39	100%
Vihtavuori N330	<<locked>>	71%	43308	87%	**83	100%
Vihtavuori N340	<<locked>>	75%	43120	86%	**19	100%
Vihtavuori N350	<<locked>>	80%	44425	89%	**04	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	62%	20856	42%	**37	95%
ADI AP 70N	<<locked>>	60%	39421	79%	**40	100%
ADI APS 350	<<locked>>	61%	31531	63%	**75	100%
ADI APS 450	<<locked>>	62%	31676	63%	**04	100%
[ADI AS 30]²	<<locked>>	59%	30168	60%	**11	100%
ADI AS 50N	<<locked>>	61%	34693	69%	**19	100%
[Accurate 4100]*	<<locked>>	81%	32242	64%	**32	81%
Accurate No. 2	<<locked>>	62%	33098	66%	**94	100%
Accurate No. 7	<<locked>>	62%	33228	66%	**52	94%
[Accurate No. 9]*	<<locked>>	61%	24671	49%	**68	82%
Accurate Solo 1000	<<locked>>	62%	31923	64%	**73	100%
Accurate Solo 1250	<<locked>>	60%	27992	56%	**70	100%
[Accurate TCM]*	<<locked>>	61%	25222	50%	**78	85%
[Alliant 2400]*	<<locked>>	70%	26078	52%	**17	80%
[Alliant BLUE DOT]*	<<locked>>	61%	19232	38%	**24	83%
Alliant BULLSEYE	<<locked>>	62%	36941	74%	**67	100%
Alliant POWER PISTOL	<<locked>>	60%	28935	58%	**50	98%
Alliant UNIQUE	<<locked>>	61%	29704	59%	**62	100%
Baschieri & Pellagri 100	<<locked>>	60%	30443	61%	**53	100%
Hodgdon Clays	<<locked>>	61%	32213	64%	**91	100%
[Hodgdon H110]*	<<locked>>	92%	38101	76%	**57	80%
Hodgdon HS-6	<<locked>>	60%	41452	83%	**88	100%
[Hodgdon LilGun]*	<<locked>>	85%	28166	56%	**29	81%
Hodgdon Universal	<<locked>>	61%	34243	68%	**65	100%
Hodgdon TrailBoss	<<locked>>	61%	11458	23%	**0	100%
Lovex D037.1	<<locked>>	62%	33228	66%	**52	94%
[Lovex D037.2]*	<<locked>>	60%	24671	49%	**68	82%
Lovex S011	<<locked>>	60%	39421	79%	**01	100%
Lovex S020	<<locked>>	61%	35012	70%	**07	100%
Maxam CSB 1	<<locked>>	60%	26934	54%	**50	100%
Maxam CSB 2	<<locked>>	62%	31357	63%	**99	100%
Maxam CSB 3	<<locked>>	62%	31111	62%	**86	100%
Maxam CSB 4	<<locked>>	60%	31314	63%	**70	100%
Maxam CSB 5	<<locked>>	60%	33359	67%	**47	100%
[Ramshot Enforcer]*	<<locked>>	70%	24671	49%	**94	80%
Ramshot Silhouette	<<locked>>	61%	40944	82%	**35	100%
ReloadSwiss RS 12	<<locked>>	61%	39088	78%	**94	100%
ReloadSwiss RS 14	<<locked>>	60%	10863	22%	**3	100%
ReloadSwiss RS 20	<<locked>>	61%	28761	57%	**42	100%
ReloadSwiss RS 24	<<locked>>	61%	27021	54%	**14	93%
Rottweil P 801	<<locked>>	61%	42003	84%	**01	100%
Rottweil P 806	<<locked>>	61%	25773	52%	**88	100%
SNPE Vectan A0	<<locked>>	61%	27311	55%	**89	100%
SNPE Vectan BA 9	<<locked>>	61%	32126	64%	**45	100%
SNPE Vectan BA10	<<locked>>	61%	34229	68%	**40	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	91%	22104	44%	**32	80%
SNPE Vectan BA7 1/2	<<locked>>	60%	23801	48%	**73	100%
SNPE Vectan BA9 1/2	<<locked>>	61%	31415	63%	**32	100%
[Shooters World Heavy Pistol]*	<<locked>>	60%	24671	49%	**68	82%
Shooters World Major Pistol	<<locked>>	62%	33228	66%	**52	94%
Somchem MP200	<<locked>>	60%	32953	66%	**11	100%
Somchem MS200	<<locked>>	60%	29515	59%	**32	100%
Somchem S221	<<locked>>	60%	38580	77%	**91	99%
Vihtavuori 3N37	<<locked>>	62%	29196	58%	**98	100%
[Vihtavuori 3N38]*	<<locked>>	61%	20856	42%	**66	89%
Vihtavuori N105	<<locked>>	61%	17506	35%	**14	90%
[Vihtavuori N110]*	<<locked>>	91%	26049	52%	**47	80%
Vihtavuori N320	<<locked>>	61%	34069	68%	**12	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	21277	43%	**40	100%
Vihtavuori N330	<<locked>>	60%	32256	64%	**42	100%
Vihtavuori N340	<<locked>>	62%	30414	61%	**52	100%
Vihtavuori N350	<<locked>>	61%	26165	52%	**35	100%

Start Load - Barrel Length: 5.50''

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.