Load data for 5.7 x 28 + .223 | 45gr | Merlin Virtus

Recommended Powder(s): ADI AP 100, Rottweil P 806, Vihtavuori 3N37, Vihtavuori N105, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.223 \| 45gr \| Merlin Virtus
Manufacturer SKU:	Merlin-0.223-45
Bullet Weight:	45gr \| 2.9g
Bullet Diameter:	0.223" \| 5.66mm
Bullet Length:	0.700" \| 17.8mm
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:	0.264" \| 6.7mm
Shank Seated Depth:	0.264" \| 6.7mm
Case Capacity:	12.3 Grains of Water \| 0.80 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	50038 psi \| 3450 bar
LID:	LID_B10740_C925
Last updated:	2025-01-01
Recommended Twist Rate:	1:10 - 1:9

Load data for 122 loads in caliber 5.7 x 28 with .223 | 45gr | Merlin Virtus bullet and 61 powders such as ADI AP 100, Rottweil P 806, Vihtavuori 3N37, Vihtavuori N105, Vihtavuori N350. 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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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.
Case Length (Inch)
Case Length (mm)
CaseCapacity (GoW)
Min z (%)
Min FR (%)
Max FR*
Barrel Length (Inch)
Barrel Length (cm)
Safety Buffer (%)
.

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>>	95%	41060	82%	**04	100%
ADI AP 70N	<<locked>>	68%	43308	87%	**70	100%
ADI APS 350	<<locked>>	79%	43555	87%	**86	100%
ADI APS 450	<<locked>>	79%	42801	86%	**12	100%
ADI AS 30	<<locked>>	80%	43511	87%	**65	100%
ADI AS 50N	<<locked>>	77%	44991	90%	**24	100%
Accurate No. 2	<<locked>>	75%	43714	87%	**22	100%
Accurate No. 7	<<locked>>	75%	43511	87%	**03	95%
Accurate No. 9	<<locked>>	84%	44976	90%	**09	90%
Accurate Solo 1000	<<locked>>	78%	42598	85%	**81	100%
Accurate Solo 1250	<<locked>>	81%	42134	84%	**37	100%
Accurate TCM	<<locked>>	83%	43598	87%	**83	90%
[Alliant 2400]*	<<locked>>	94%	43424	87%	**93	86%
Alliant BLUE DOT	<<locked>>	95%	41031	82%	**50	93%
Alliant BULLSEYE	<<locked>>	73%	44019	88%	**55	100%
Alliant POWER PISTOL	<<locked>>	80%	43613	87%	**93	99%
Alliant UNIQUE	<<locked>>	80%	42250	84%	**29	100%
Baschieri & Pellagri 100	<<locked>>	78%	42888	86%	**88	100%
Hodgdon Clays	<<locked>>	79%	44802	90%	**12	100%
Hodgdon HS-6	<<locked>>	66%	43424	87%	**08	100%
Hodgdon Longshot	<<locked>>	63%	43540	87%	**91	100%
Hodgdon Universal	<<locked>>	75%	43308	87%	**70	100%
Hodgdon TrailBoss	<<locked>>	97%	19014	38%	**65	100%
Lovex D037.1	<<locked>>	75%	43511	87%	**03	95%
Lovex D037.2	<<locked>>	83%	44976	90%	**09	90%
Lovex S011	<<locked>>	68%	44541	89%	**37	100%
Lovex S020	<<locked>>	74%	44440	89%	**16	100%
Maxam CSB 1	<<locked>>	84%	42366	85%	**37	100%
Maxam CSB 2	<<locked>>	82%	44860	90%	**60	100%
Maxam CSB 3	<<locked>>	81%	43149	86%	**24	100%
Maxam CSB 4	<<locked>>	79%	44179	88%	**17	100%
Maxam CSB 5	<<locked>>	76%	44469	89%	**65	100%
[Ramshot Enforcer]*	<<locked>>	94%	43192	86%	**09	87%
Ramshot Silhouette	<<locked>>	67%	43555	87%	**55	100%
Ramshot True Blue	<<locked>>	63%	44034	88%	**95	100%
ReloadSwiss RS 12	<<locked>>	69%	42743	85%	**17	100%
ReloadSwiss RS 14	<<locked>>	95%	17361	35%	**58	100%
ReloadSwiss RS 20	<<locked>>	82%	43424	87%	**39	100%
ReloadSwiss RS 24	<<locked>>	82%	43961	88%	**86	96%
Rottweil P 801	<<locked>>	66%	43453	87%	**94	100%
Rottweil P 806 👍	<<locked>>	84%	42830	86%	**57	100%
SNPE Vectan A0	<<locked>>	86%	44527	89%	**16	100%
SNPE Vectan BA 9	<<locked>>	77%	42960	86%	**54	100%
SNPE Vectan BA10	<<locked>>	74%	42786	86%	**12	100%
SNPE Vectan BA7 1/2	<<locked>>	89%	43656	87%	**85	100%
SNPE Vectan BA9 1/2	<<locked>>	77%	42670	85%	**63	100%
Shooters World Heavy Pistol	<<locked>>	83%	44976	90%	**09	90%
Shooters World Major Pistol	<<locked>>	75%	43511	87%	**03	95%
Somchem MP200	<<locked>>	75%	43149	86%	**36	100%
Somchem MS200	<<locked>>	79%	42453	85%	**06	100%
Somchem S221	<<locked>>	69%	43743	87%	**64	98%
Vihtavuori 3N37 👍	<<locked>>	82%	44991	90%	**18	100%
Vihtavuori 3N38	<<locked>>	93%	44063	88%	**77	97%
Vihtavuori N105 👍	<<locked>>	97%	40988	82%	**83	99%
Vihtavuori N310	<<locked>>	65%	44179	88%	**16	100%
Vihtavuori N320	<<locked>>	76%	44773	89%	**17	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	39117	78%	**60	100%
Vihtavuori N330	<<locked>>	76%	44237	88%	**77	100%
Vihtavuori N340	<<locked>>	80%	44005	88%	**19	100%
Vihtavuori N350 👍	<<locked>>	85%	44063	88%	**98	100%
Winchester 231	<<locked>>	66%	44106	88%	**67	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	60%	16607	33%	**53	87%
ADI AP 70N	<<locked>>	60%	35302	71%	**58	100%
ADI APS 350	<<locked>>	61%	29921	60%	**89	100%
ADI APS 450	<<locked>>	63%	29849	60%	**19	100%
ADI AS 30	<<locked>>	60%	27688	55%	**29	100%
ADI AS 50N	<<locked>>	62%	31546	63%	**37	100%
Accurate No. 2	<<locked>>	62%	29544	59%	**06	100%
[Accurate No. 7]*	<<locked>>	61%	26020	52%	**49	85%
[Accurate No. 9]*	<<locked>>	70%	27325	55%	**81	80%
Accurate Solo 1000	<<locked>>	62%	29370	59%	**91	100%
Accurate Solo 1250	<<locked>>	60%	24947	50%	**75	100%
[Accurate TCM]*	<<locked>>	68%	26426	53%	**49	81%
[Alliant 2400]*	<<locked>>	85%	33301	67%	**19	81%
[Alliant BLUE DOT]*	<<locked>>	72%	21930	44%	**40	81%
Alliant BULLSEYE	<<locked>>	62%	33243	66%	**94	100%
Alliant POWER PISTOL	<<locked>>	61%	24947	50%	**19	93%
Alliant UNIQUE	<<locked>>	61%	26165	52%	**70	100%
Baschieri & Pellagri 100	<<locked>>	60%	27369	55%	**62	100%
Hodgdon Clays	<<locked>>	61%	30429	61%	**12	100%
Hodgdon HS-6	<<locked>>	61%	36390	73%	**93	100%
Hodgdon Longshot	<<locked>>	62%	41031	82%	**52	100%
Hodgdon Universal	<<locked>>	62%	30618	61%	**90	100%
Hodgdon TrailBoss	<<locked>>	61%	9819	20%	**6	100%
[Lovex D037.1]*	<<locked>>	61%	26020	52%	**49	85%
[Lovex D037.2]*	<<locked>>	69%	27325	55%	**81	80%
Lovex S011	<<locked>>	61%	35824	72%	**32	100%
Lovex S020	<<locked>>	62%	30821	62%	**12	100%
Maxam CSB 1	<<locked>>	61%	23902	48%	**52	100%
Maxam CSB 2	<<locked>>	62%	27427	55%	**14	100%
Maxam CSB 3	<<locked>>	60%	26020	52%	**65	100%
Maxam CSB 4	<<locked>>	61%	28456	57%	**88	100%
Maxam CSB 5	<<locked>>	60%	30661	61%	**65	100%
[Ramshot Enforcer]*	<<locked>>	84%	31270	62%	**90	80%
Ramshot Silhouette	<<locked>>	61%	36303	73%	**54	100%
Ramshot True Blue	<<locked>>	61%	41553	83%	**59	100%
ReloadSwiss RS 12	<<locked>>	62%	34867	70%	**12	100%
ReloadSwiss RS 14	<<locked>>	60%	9195	18%	**9	100%
ReloadSwiss RS 20	<<locked>>	62%	24845	50%	**44	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	22989	46%	**63	86%
Rottweil P 801	<<locked>>	61%	38218	76%	**26	100%
Rottweil P 806	<<locked>>	60%	19421	39%	**01	95%
SNPE Vectan A0	<<locked>>	62%	24279	49%	**94	100%
SNPE Vectan BA 9	<<locked>>	62%	29022	58%	**57	100%
SNPE Vectan BA10	<<locked>>	61%	32155	64%	**58	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	20653	41%	**48	96%
SNPE Vectan BA9 1/2	<<locked>>	61%	28007	56%	**40	100%
[Shooters World Heavy Pistol]*	<<locked>>	69%	27325	55%	**81	80%
[Shooters World Major Pistol]*	<<locked>>	61%	26020	52%	**49	85%
Somchem MP200	<<locked>>	61%	29269	58%	**26	100%
Somchem MS200	<<locked>>	61%	26194	52%	**34	100%
Somchem S221	<<locked>>	61%	33359	67%	**83	96%
Vihtavuori 3N37	<<locked>>	60%	23467	47%	**34	98%
[Vihtavuori 3N38]*	<<locked>>	61%	17332	35%	**99	81%
[Vihtavuori N105]*	<<locked>>	64%	14997	30%	**66	82%
Vihtavuori N310	<<locked>>	62%	41133	82%	**76	100%
Vihtavuori N320	<<locked>>	62%	30705	61%	**30	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	18869	38%	**32	100%
Vihtavuori N330	<<locked>>	61%	28326	57%	**47	100%
Vihtavuori N340	<<locked>>	62%	26716	53%	**60	100%
Vihtavuori N350	<<locked>>	61%	22350	45%	**07	98%
Winchester 231	<<locked>>	61%	38899	78%	**88	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.

<<locked>>... you need to buy an access license to unlock the data