Load data for 5.7 x 28 + .224 | 50gr | Sierra SP SemiSp

Recommended Powder(s): ADI AP 100, Alliant POWER PISTOL, Somchem S221, Vihtavuori N105

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.224 \| 50gr \| Sierra SP SemiSp
Manufacturer SKU:	1320
Bullet Weight:	50gr \| 3.2g
Bullet Diameter:	0.224" \| 5.69mm
Bullet Length:	0.640" \| 16.3mm
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:	0.204" \| 5.2mm
Shank Seated Depth:	0.204" \| 5.2mm
Case Capacity:	12.3 Grains of Water \| 0.80 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	50038 psi \| 3450 bar
LID:	LID_B5735_C925
Last updated:	2025-01-01

Load data for 120 loads in caliber 5.7 x 28 with .224 | 50gr | Sierra SP SemiSp bullet and 60 powders such as ADI AP 100, Alliant POWER PISTOL, Somchem S221, 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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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>>	92%	43308	87%	**39	100%
ADI AP 70N	<<locked>>	64%	42989	86%	**72	100%
ADI APS 350	<<locked>>	75%	41974	84%	**94	100%
ADI APS 450	<<locked>>	78%	43888	88%	**44	100%
ADI AS 30	<<locked>>	75%	42685	85%	**70	100%
ADI AS 50N	<<locked>>	72%	44367	89%	**32	100%
[Accurate 4100]*	<<locked>>	91%	42946	86%	**98	85%
Accurate No. 2	<<locked>>	71%	42859	86%	**14	100%
Accurate No. 7	<<locked>>	71%	44034	88%	**21	96%
Accurate No. 9	<<locked>>	80%	44788	89%	**18	92%
Accurate Solo 1000	<<locked>>	76%	44324	89%	**19	100%
Accurate Solo 1250	<<locked>>	79%	44570	89%	**88	100%
Accurate TCM	<<locked>>	79%	43598	87%	**98	93%
[Alliant 2400]*	<<locked>>	89%	43743	87%	**34	89%
Alliant BLUE DOT	<<locked>>	92%	43468	87%	**04	95%
Alliant BULLSEYE	<<locked>>	69%	43511	87%	**54	100%
Alliant POWER PISTOL 👍	<<locked>>	76%	43976	88%	**95	100%
Alliant UNIQUE	<<locked>>	76%	42395	85%	**37	100%
Baschieri & Pellagri 100	<<locked>>	76%	44817	90%	**26	100%
Hodgdon Clays	<<locked>>	75%	43221	86%	**21	100%
Hodgdon HS-6	<<locked>>	62%	43134	86%	**03	100%
[Hodgdon LilGun]*	<<locked>>	97%	39885	80%	**41	87%
Hodgdon Universal	<<locked>>	71%	42989	86%	**72	100%
Hodgdon TrailBoss	<<locked>>	96%	21205	42%	**32	100%
Lovex D037.1	<<locked>>	71%	44034	88%	**21	96%
Lovex D037.2	<<locked>>	79%	44788	89%	**18	92%
Lovex S011	<<locked>>	65%	43439	87%	**49	100%
Lovex S020	<<locked>>	70%	44309	89%	**08	100%
Maxam CSB 1	<<locked>>	82%	44672	89%	**85	100%
Maxam CSB 2	<<locked>>	77%	44933	90%	**68	100%
Maxam CSB 3	<<locked>>	76%	42685	85%	**35	100%
Maxam CSB 4	<<locked>>	75%	43439	87%	**16	100%
Maxam CSB 5	<<locked>>	72%	43497	87%	**67	100%
Ramshot Enforcer	<<locked>>	89%	44106	88%	**44	90%
Ramshot Silhouette	<<locked>>	63%	43250	86%	**63	100%
ReloadSwiss RS 12	<<locked>>	65%	42801	86%	**35	100%
ReloadSwiss RS 14	<<locked>>	95%	19740	39%	**32	100%
ReloadSwiss RS 20	<<locked>>	77%	43366	87%	**34	100%
ReloadSwiss RS 24	<<locked>>	78%	44367	89%	**11	98%
Rottweil P 801	<<locked>>	63%	43149	86%	**99	100%
Rottweil P 806	<<locked>>	80%	44193	88%	**72	100%
SNPE Vectan A0	<<locked>>	81%	43830	88%	**14	100%
SNPE Vectan BA 9	<<locked>>	75%	44715	89%	**98	100%
SNPE Vectan BA10	<<locked>>	73%	43874	88%	**44	100%
SNPE Vectan BA7 1/2	<<locked>>	84%	43149	86%	**77	100%
SNPE Vectan BA9 1/2	<<locked>>	75%	44802	90%	**98	100%
Shooters World Heavy Pistol	<<locked>>	79%	44788	89%	**18	92%
Shooters World Major Pistol	<<locked>>	71%	44034	88%	**21	96%
Somchem MP200	<<locked>>	71%	43221	86%	**44	100%
Somchem MS200	<<locked>>	77%	44570	89%	**37	100%
Somchem S221 👍	<<locked>>	65%	44048	88%	**72	99%
Vihtavuori 3N37	<<locked>>	78%	44976	90%	**26	100%
Vihtavuori 3N38	<<locked>>	88%	44295	89%	**91	99%
Vihtavuori N105 👍	<<locked>>	91%	42293	85%	**95	100%
Vihtavuori N320	<<locked>>	72%	44121	88%	**26	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	41002	82%	**07	100%
Vihtavuori N330	<<locked>>	72%	44222	88%	**85	100%
Vihtavuori N340	<<locked>>	76%	43743	87%	**27	100%
Vihtavuori N350	<<locked>>	80%	44005	88%	**09	100%
Winchester 231	<<locked>>	62%	43584	87%	**62	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	19841	40%	**86	93%
ADI AP 70N	<<locked>>	62%	40437	81%	**39	100%
ADI APS 350	<<locked>>	61%	31604	63%	**47	100%
ADI APS 450	<<locked>>	62%	31415	63%	**76	100%
ADI AS 30	<<locked>>	60%	29892	60%	**86	100%
ADI AS 50N	<<locked>>	61%	33866	68%	**94	100%
[Accurate 4100]*	<<locked>>	83%	33446	67%	**40	80%
Accurate No. 2	<<locked>>	61%	31778	64%	**70	100%
Accurate No. 7	<<locked>>	62%	32314	65%	**17	92%
[Accurate No. 9]*	<<locked>>	61%	24105	48%	**30	80%
Accurate Solo 1000	<<locked>>	61%	31357	63%	**52	100%
Accurate Solo 1250	<<locked>>	60%	27369	55%	**45	100%
[Accurate TCM]*	<<locked>>	61%	24366	49%	**37	82%
[Alliant 2400]*	<<locked>>	75%	29254	58%	**55	81%
[Alliant BLUE DOT]*	<<locked>>	62%	19464	39%	**89	81%
Alliant BULLSEYE	<<locked>>	61%	35839	72%	**52	100%
Alliant POWER PISTOL	<<locked>>	61%	29254	58%	**39	97%
Alliant UNIQUE	<<locked>>	60%	28674	57%	**37	100%
Baschieri & Pellagri 100	<<locked>>	60%	29689	59%	**25	100%
Hodgdon Clays	<<locked>>	61%	32242	64%	**70	100%
Hodgdon HS-6	<<locked>>	61%	40930	82%	**70	100%
[Hodgdon LilGun]*	<<locked>>	89%	30414	61%	**67	81%
Hodgdon Universal	<<locked>>	61%	33330	67%	**47	100%
Hodgdon TrailBoss	<<locked>>	63%	11748	23%	**6	100%
Lovex D037.1	<<locked>>	62%	32314	65%	**17	92%
[Lovex D037.2]*	<<locked>>	61%	24105	48%	**30	80%
Lovex S011	<<locked>>	60%	38000	76%	**83	100%
Lovex S020	<<locked>>	61%	33736	67%	**70	100%
Maxam CSB 1	<<locked>>	60%	26194	52%	**09	100%
Maxam CSB 2	<<locked>>	61%	30211	60%	**78	100%
Maxam CSB 3	<<locked>>	62%	30356	61%	**58	100%
Maxam CSB 4	<<locked>>	60%	30734	61%	**39	100%
Maxam CSB 5	<<locked>>	60%	32996	66%	**29	100%
[Ramshot Enforcer]*	<<locked>>	73%	26542	53%	**19	80%
Ramshot Silhouette	<<locked>>	62%	40988	82%	**31	100%
ReloadSwiss RS 12	<<locked>>	61%	37869	76%	**63	100%
ReloadSwiss RS 14	<<locked>>	61%	11008	22%	**6	100%
ReloadSwiss RS 20	<<locked>>	61%	27514	55%	**01	100%
ReloadSwiss RS 24	<<locked>>	62%	27064	54%	**96	92%
Rottweil P 801	<<locked>>	60%	40625	81%	**67	100%
Rottweil P 806	<<locked>>	62%	25251	50%	**67	99%
SNPE Vectan A0	<<locked>>	61%	26426	53%	**52	100%
SNPE Vectan BA 9	<<locked>>	61%	31096	62%	**07	100%
SNPE Vectan BA10	<<locked>>	61%	33808	68%	**12	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	24337	49%	**68	99%
SNPE Vectan BA9 1/2	<<locked>>	60%	30589	61%	**01	100%
[Shooters World Heavy Pistol]*	<<locked>>	61%	24105	48%	**30	80%
Shooters World Major Pistol	<<locked>>	62%	32314	65%	**17	92%
Somchem MP200	<<locked>>	62%	33852	68%	**16	100%
Somchem MS200	<<locked>>	62%	30487	61%	**37	100%
Somchem S221	<<locked>>	61%	37811	76%	**70	98%
Vihtavuori 3N37	<<locked>>	61%	27601	55%	**50	100%
[Vihtavuori 3N38]*	<<locked>>	62%	21060	42%	**32	88%
[Vihtavuori N105]*	<<locked>>	60%	16447	33%	**53	87%
Vihtavuori N320	<<locked>>	61%	33402	67%	**81	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	21060	42%	**09	100%
Vihtavuori N330	<<locked>>	62%	33765	67%	**53	100%
Vihtavuori N340	<<locked>>	61%	29443	59%	**14	100%
Vihtavuori N350	<<locked>>	60%	24772	50%	**88	100%
Winchester 231	<<locked>>	60%	40944	82%	**26	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.