Load data for 5.7 x 28 + .223 | 55gr | SUS-TAC Varmax (HPT)

Recommended Powder(s): ADI AP 100, Alliant POWER PISTOL, Rottweil P 806, Somchem S221, Vihtavuori N105

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.223 \| 55gr \| SUS-TAC Varmax (HPT)
Manufacturer SKU:	H12877
Bullet Weight:	55gr \| 3.6g
Bullet Diameter:	0.223" \| 5.66mm
Bullet Length:	0.921" \| 23.4mm
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:	0.485" \| 12.3mm
Shank Seated Depth:	0.346" \| 8.8mm
Case Capacity:	12.3 Grains of Water \| 0.80 cm³
Primer Size:	Small Pistol (SP)
Max. allowed Pressure:	50038 psi \| 3450 bar
LID:	LID_B10304_C925
Last updated:	2025-01-01
Recommended Twist Rate:	1:8 - 1:6

Load data for 122 loads in caliber 5.7 x 28 with .223 | 55gr | SUS-TAC Varmax (HPT) bullet and 61 powders such as ADI AP 100, Alliant POWER PISTOL, Rottweil P 806, 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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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>>	97%	42844	86%	**75	100%
ADI AP 70N	<<locked>>	67%	42380	85%	**27	100%
ADI APS 350	<<locked>>	77%	41727	83%	**47	100%
ADI APS 450	<<locked>>	79%	42424	85%	**86	100%
ADI AS 30	<<locked>>	79%	43410	87%	**32	100%
ADI AS 50N	<<locked>>	74%	42728	85%	**65	100%
[Accurate 4100]*	<<locked>>	96%	41394	83%	**17	83%
Accurate No. 2	<<locked>>	75%	43033	86%	**67	100%
Accurate No. 7	<<locked>>	76%	44643	89%	**60	96%
Accurate No. 9	<<locked>>	83%	43178	86%	**34	90%
Accurate Solo 1000	<<locked>>	78%	42525	85%	**58	100%
Accurate Solo 1250	<<locked>>	83%	44701	89%	**37	100%
Accurate TCM	<<locked>>	84%	43308	87%	**40	92%
[Alliant 2400]*	<<locked>>	96%	44469	89%	**77	88%
Alliant BLUE DOT	<<locked>>	95%	41147	82%	**11	94%
Alliant BULLSEYE	<<locked>>	72%	42627	85%	**96	100%
Alliant POWER PISTOL 👍	<<locked>>	82%	44962	90%	**57	100%
Alliant UNIQUE	<<locked>>	80%	42598	85%	**96	100%
Baschieri & Pellagri 100	<<locked>>	79%	44585	89%	**75	100%
Hodgdon Clays	<<locked>>	77%	42859	86%	**63	100%
Hodgdon HS-6	<<locked>>	65%	42221	84%	**42	100%
Hodgdon Longshot	<<locked>>	64%	44918	90%	**58	100%
Hodgdon Universal	<<locked>>	74%	42380	85%	**27	100%
Hodgdon TrailBoss	<<locked>>	96%	19377	39%	**4	100%
Lovex D037.1	<<locked>>	76%	44643	89%	**60	96%
Lovex D037.2	<<locked>>	83%	43178	86%	**34	90%
Lovex S011	<<locked>>	67%	42351	85%	**81	100%
Lovex S020	<<locked>>	75%	44773	89%	**67	100%
Maxam CSB 1	<<locked>>	84%	41814	84%	**01	100%
Maxam CSB 2	<<locked>>	82%	44773	89%	**27	100%
Maxam CSB 3	<<locked>>	82%	44831	90%	**07	100%
Maxam CSB 4	<<locked>>	76%	41423	83%	**48	100%
Maxam CSB 5	<<locked>>	75%	44396	89%	**32	100%
[Ramshot Enforcer]*	<<locked>>	95%	43584	87%	**77	89%
Ramshot Silhouette	<<locked>>	67%	43207	86%	**06	100%
ReloadSwiss RS 12	<<locked>>	71%	44860	90%	**11	100%
ReloadSwiss RS 14	<<locked>>	94%	17753	35%	**7	100%
ReloadSwiss RS 20	<<locked>>	84%	44991	90%	**09	100%
ReloadSwiss RS 24	<<locked>>	82%	42989	86%	**27	97%
Rottweil P 801	<<locked>>	65%	41698	83%	**42	100%
Rottweil P 806 👍	<<locked>>	84%	42641	85%	**27	100%
SNPE Vectan A0	<<locked>>	84%	42583	85%	**57	100%
SNPE Vectan BA 9	<<locked>>	78%	43903	88%	**34	100%
SNPE Vectan BA10	<<locked>>	73%	42409	85%	**86	100%
SNPE Vectan BA7 1/2	<<locked>>	88%	42467	85%	**19	100%
SNPE Vectan BA9 1/2	<<locked>>	77%	42119	84%	**14	100%
Shooters World Heavy Pistol	<<locked>>	83%	43178	86%	**34	90%
Shooters World Major Pistol	<<locked>>	76%	44643	89%	**60	96%
Somchem MP200	<<locked>>	76%	44759	89%	**16	100%
Somchem MS200	<<locked>>	79%	42714	85%	**60	100%
Somchem S221 👍	<<locked>>	68%	42134	84%	**85	99%
Vihtavuori 3N37	<<locked>>	81%	43076	86%	**49	100%
Vihtavuori 3N38	<<locked>>	93%	43366	87%	**14	98%
Vihtavuori N105 👍	<<locked>>	97%	40640	81%	**27	100%
Vihtavuori N310	<<locked>>	63%	42482	85%	**73	100%
Vihtavuori N320	<<locked>>	74%	41945	84%	**55	100%
Vihtavuori N32C Tin Star	<<locked>>	95%	38363	77%	**37	100%
Vihtavuori N330	<<locked>>	76%	43569	87%	**37	100%
Vihtavuori N340	<<locked>>	78%	41452	83%	**57	100%
Vihtavuori N350	<<locked>>	86%	44933	90%	**62	100%
Winchester 231	<<locked>>	66%	43772	87%	**17	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]²	<<locked>>	59%	16810	34%	**96	90%
ADI AP 70N	<<locked>>	61%	35940	72%	**48	100%
ADI APS 350	<<locked>>	63%	31430	63%	**19	100%
ADI APS 450	<<locked>>	62%	29472	59%	**25	100%
ADI AS 30	<<locked>>	63%	29863	60%	**65	100%
[ADI AS 50N]²	<<locked>>	59%	29762	59%	**07	100%
[Accurate 4100]*	<<locked>>	92%	36361	73%	**39	81%
Accurate No. 2	<<locked>>	62%	29211	58%	**86	100%
[Accurate No. 7]*	<<locked>>	60%	25541	51%	**55	88%
[Accurate No. 9]*	<<locked>>	67%	25150	50%	**32	81%
Accurate Solo 1000	<<locked>>	62%	29660	59%	**91	100%
Accurate Solo 1250	<<locked>>	61%	25889	52%	**94	100%
[Accurate TCM]*	<<locked>>	65%	23482	47%	**99	81%
[Alliant 2400]*	<<locked>>	82%	29950	60%	**44	81%
[Alliant BLUE DOT]*	<<locked>>	66%	19232	38%	**84	81%
Alliant BULLSEYE	<<locked>>	62%	32866	66%	**68	100%
Alliant POWER PISTOL	<<locked>>	60%	24352	49%	**09	95%
Alliant UNIQUE	<<locked>>	60%	25860	52%	**50	100%
Baschieri & Pellagri 100	<<locked>>	61%	28558	57%	**84	100%
Hodgdon Clays	<<locked>>	63%	32155	64%	**38	100%
Hodgdon HS-6	<<locked>>	61%	36593	73%	**70	100%
Hodgdon Longshot	<<locked>>	60%	39001	78%	**90	100%
Hodgdon Universal	<<locked>>	61%	30066	60%	**63	100%
Hodgdon TrailBoss	<<locked>>	64%	11124	22%	**7	100%
[Lovex D037.1]*	<<locked>>	60%	25541	51%	**55	88%
[Lovex D037.2]*	<<locked>>	66%	25150	50%	**32	81%
Lovex S011	<<locked>>	60%	35708	71%	**06	100%
Lovex S020	<<locked>>	62%	31618	63%	**12	100%
Maxam CSB 1	<<locked>>	62%	24787	50%	**71	100%
Maxam CSB 2	<<locked>>	60%	26469	53%	**94	100%
Maxam CSB 3	<<locked>>	60%	26324	53%	**71	100%
Maxam CSB 4	<<locked>>	61%	28906	58%	**91	100%
Maxam CSB 5	<<locked>>	60%	30501	61%	**68	100%
[Ramshot Enforcer]*	<<locked>>	82%	29167	58%	**53	82%
Ramshot Silhouette	<<locked>>	62%	37101	74%	**34	100%
ReloadSwiss RS 12	<<locked>>	61%	34940	70%	**89	100%
ReloadSwiss RS 14	<<locked>>	63%	10370	21%	**7	100%
ReloadSwiss RS 20	<<locked>>	61%	24874	50%	**37	100%
[ReloadSwiss RS 24]*	<<locked>>	60%	22292	45%	**63	88%
Rottweil P 801	<<locked>>	62%	38566	77%	**06	100%
Rottweil P 806	<<locked>>	60%	20218	40%	**47	97%
SNPE Vectan A0	<<locked>>	61%	23641	47%	**88	100%
SNPE Vectan BA 9	<<locked>>	62%	29341	59%	**53	100%
SNPE Vectan BA10	<<locked>>	62%	32561	65%	**68	100%
SNPE Vectan BA7 1/2	<<locked>>	62%	21495	43%	**84	98%
SNPE Vectan BA9 1/2	<<locked>>	60%	27601	55%	**27	100%
[Shooters World Heavy Pistol]*	<<locked>>	66%	25150	50%	**32	81%
[Shooters World Major Pistol]*	<<locked>>	60%	25541	51%	**55	88%
Somchem MP200	<<locked>>	62%	30124	60%	**22	100%
Somchem MS200	<<locked>>	60%	25759	51%	**27	100%
Somchem S221	<<locked>>	60%	32285	65%	**34	96%
Vihtavuori 3N37	<<locked>>	62%	24772	50%	**73	100%
[Vihtavuori 3N38]*	<<locked>>	61%	17753	35%	**42	84%
[Vihtavuori N105]*	<<locked>>	61%	14069	28%	**83	84%
[Vihtavuori N310]²	<<locked>>	59%	38667	77%	**37	100%
Vihtavuori N320	<<locked>>	63%	31633	63%	**37	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	18753	37%	**1	100%
Vihtavuori N330	<<locked>>	60%	27833	56%	**37	100%
Vihtavuori N340	<<locked>>	62%	26745	53%	**50	100%
Vihtavuori N350	<<locked>>	62%	23119	46%	**40	99%
Winchester 231	<<locked>>	60%	37318	75%	**39	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