Load data for .400 Cor-Bon + .401 | 180gr | H&N KS HS

Recommended Powder(s): Alliant UNIQUE, Hodgdon Longshot, Rottweil P 806, SNPE Vectan A0, SNPE Vectan BA7 1/2

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.401 \| 180gr \| H&N KS HS
Bullet Weight:	180gr \| 11.7g
Bullet Diameter:	0.401" \| 10.19mm
Bullet Length:	0.638" \| 16.2mm
Caliber:	.400 Cor-Bon load data
Case Length (l3):	0.899" \| 22.8mm
Cartridge Length (C.O.L.):	1.256" \| 31.9mm
Seated Depth:	0.281" \| 7.1mm
Shank Seated Depth:	0.261" \| 6.6mm
Case Capacity:	25.5 Grains of Water \| 1.65 cm³
Primer Size:	Large Pistol (LP)
Max. allowed Pressure:	34954 psi \| 2410 bar
LID:	LID_B7496_C649
Last updated:	2025-12-26

Load data for 114 loads in caliber .400 Cor-Bon with .401 | 180gr | H&N KS HS bullet and 57 powders such as Alliant UNIQUE, Hodgdon Longshot, Rottweil P 806, SNPE Vectan A0, SNPE Vectan BA7 1/2. 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>>	96%	28529	82%	**50	95%
ADI AP 70N	<<locked>>	67%	30385	87%	**94	100%
ADI APS 350	<<locked>>	71%	31285	90%	**17	100%
ADI APS 450	<<locked>>	73%	30995	89%	**50	100%
ADI AS 30	<<locked>>	76%	30632	88%	**93	100%
ADI AS 50N	<<locked>>	72%	30240	87%	**32	100%
Accurate No. 2	<<locked>>	74%	30429	87%	**98	100%
[Accurate No. 7]*	<<locked>>	80%	31386	90%	**39	87%
Accurate Solo 1000	<<locked>>	74%	30429	87%	**12	100%
Accurate Solo 1250	<<locked>>	80%	30298	87%	**71	100%
[Alliant BLUE DOT]*	<<locked>>	96%	26455	76%	**43	82%
Alliant BULLSEYE	<<locked>>	71%	30821	88%	**37	100%
Alliant POWER PISTOL	<<locked>>	82%	30937	89%	**25	95%
Alliant Sport Pistol	<<locked>>	66%	30922	88%	**43	100%
Alliant UNIQUE 👍	<<locked>>	82%	31053	89%	**53	100%
Baschieri & Pellagri 100	<<locked>>	77%	31212	89%	**32	100%
Hodgdon Clays	<<locked>>	69%	30168	86%	**17	100%
Hodgdon HS-6	<<locked>>	67%	30443	87%	**60	98%
Hodgdon Longshot 👍	<<locked>>	64%	30255	87%	**57	99%
Hodgdon Universal	<<locked>>	75%	30385	87%	**94	100%
Hodgdon CFE Pistol	<<locked>>	78%	31430	90%	**01	100%
Hodgdon TrailBoss	<<locked>>	95%	11850	34%	**7	100%
[Lovex D037.1]*	<<locked>>	80%	31386	90%	**39	87%
Lovex S011	<<locked>>	65%	30632	88%	**45	100%
Lovex S020	<<locked>>	75%	31357	90%	**14	100%
Maxam CSB 1	<<locked>>	84%	30951	89%	**75	100%
Maxam CSB 2	<<locked>>	82%	31024	89%	**91	100%
Maxam CSB 3	<<locked>>	78%	30589	88%	**48	100%
Maxam CSB 4	<<locked>>	76%	31430	90%	**38	100%
Maxam CSB 5	<<locked>>	70%	30255	87%	**79	100%
Ramshot Silhouette	<<locked>>	68%	31314	90%	**57	100%
Ramshot True Blue	<<locked>>	63%	30835	88%	**63	99%
ReloadSwiss RS 12	<<locked>>	72%	31401	90%	**78	100%
ReloadSwiss RS 14	<<locked>>	96%	10559	30%	**7	100%
ReloadSwiss RS 20	<<locked>>	84%	30603	88%	**50	100%
[ReloadSwiss RS 24]*	<<locked>>	85%	30530	87%	**16	89%
Rottweil P 801	<<locked>>	66%	30501	87%	**35	100%
Rottweil P 806 👍	<<locked>>	93%	30995	89%	**75	99%
SNPE Vectan A0 👍	<<locked>>	84%	31285	90%	**04	100%
SNPE Vectan BA 9	<<locked>>	75%	30443	87%	**71	100%
SNPE Vectan BA10	<<locked>>	68%	30980	89%	**50	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	90%	31024	89%	**50	99%
SNPE Vectan BA9 1/2	<<locked>>	77%	31154	89%	**91	100%
SNPE Vectan SP 2	<<locked>>	79%	30777	88%	**48	97%
[Shooters World Major Pistol]*	<<locked>>	80%	31386	90%	**39	87%
Somchem MP200	<<locked>>	75%	30501	87%	**37	100%
Somchem MS200	<<locked>>	80%	31140	89%	**20	100%
Somchem S221	<<locked>>	72%	31227	89%	**02	93%
Vihtavuori 3N37	<<locked>>	83%	30356	87%	**73	99%
Vihtavuori 3N38	<<locked>>	97%	30792	88%	**06	90%
[Vihtavuori N105]*	<<locked>>	96%	22437	64%	**20	89%
Vihtavuori N320	<<locked>>	73%	30255	87%	**35	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	28036	80%	**43	100%
Vihtavuori N330	<<locked>>	77%	30835	88%	**98	100%
Vihtavuori N340	<<locked>>	80%	30690	88%	**17	100%
Vihtavuori N350	<<locked>>	87%	30705	88%	**70	100%
Winchester 231	<<locked>>	64%	30385	87%	**61	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	67%	12908	37%	**5	81%
ADI AP 70N	<<locked>>	60%	24468	70%	**12	100%
ADI APS 350	<<locked>>	61%	24265	69%	**2	100%
ADI APS 450	<<locked>>	61%	23293	67%	**1	100%
ADI AS 30	<<locked>>	60%	20465	59%	**5	100%
ADI AS 50N	<<locked>>	62%	22727	65%	**33	100%
Accurate No. 2	<<locked>>	60%	19464	56%	**30	98%
[Accurate No. 7]*	<<locked>>	71%	22075	63%	**81	80%
Accurate Solo 1000	<<locked>>	61%	21785	62%	**7	100%
Accurate Solo 1250	<<locked>>	60%	16926	48%	**8	100%
[Alliant BLUE DOT]*	<<locked>>	92%	23946	68%	**94	80%
Alliant BULLSEYE	<<locked>>	60%	22582	65%	**12	100%
[Alliant POWER PISTOL]*	<<locked>>	61%	15751	45%	**20	83%
Alliant Sport Pistol	<<locked>>	61%	26237	75%	**78	100%
Alliant UNIQUE	<<locked>>	61%	16679	48%	**07	98%
Baschieri & Pellagri 100	<<locked>>	60%	19290	55%	**1	100%
Hodgdon Clays	<<locked>>	61%	24468	70%	**8	100%
Hodgdon HS-6	<<locked>>	61%	24323	70%	**65	96%
Hodgdon Longshot	<<locked>>	61%	27108	78%	**07	98%
Hodgdon Universal	<<locked>>	61%	20175	58%	**43	100%
Hodgdon CFE Pistol	<<locked>>	61%	18782	54%	**17	100%
Hodgdon TrailBoss	<<locked>>	71%	7092	20%	**3	100%
[Lovex D037.1]*	<<locked>>	71%	22075	63%	**81	80%
Lovex S011	<<locked>>	61%	26614	76%	**96	100%
Lovex S020	<<locked>>	60%	19580	56%	**47	100%
Maxam CSB 1	<<locked>>	61%	16172	46%	**8	100%
Maxam CSB 2	<<locked>>	61%	16476	47%	**1	100%
Maxam CSB 3	<<locked>>	61%	18942	54%	**4	100%
Maxam CSB 4	<<locked>>	60%	20262	58%	**8	100%
Maxam CSB 5	<<locked>>	61%	23540	67%	**1	100%
Ramshot Silhouette	<<locked>>	61%	24903	71%	**61	100%
Ramshot True Blue	<<locked>>	61%	28819	82%	**34	99%
ReloadSwiss RS 12	<<locked>>	61%	22756	65%	**70	100%
ReloadSwiss RS 14	<<locked>>	73%	6498	19%	**6	97%
ReloadSwiss RS 20	<<locked>>	61%	15360	44%	**4	99%
[ReloadSwiss RS 24]*	<<locked>>	70%	19189	55%	**99	80%
Rottweil P 801	<<locked>>	61%	26716	76%	**89	100%
[Rottweil P 806]*	<<locked>>	62%	9645	28%	**2	80%
SNPE Vectan A0	<<locked>>	61%	16404	47%	**1	98%
SNPE Vectan BA 9	<<locked>>	61%	19943	57%	**17	100%
SNPE Vectan BA10	<<locked>>	61%	25759	74%	**4	100%
[SNPE Vectan BA7 1/2]*	<<locked>>	61%	13634	39%	**2	88%
SNPE Vectan BA9 1/2	<<locked>>	60%	19131	55%	**14	100%
[SNPE Vectan SP 2]*	<<locked>>	61%	16099	46%	**60	87%
[Shooters World Major Pistol]*	<<locked>>	71%	22075	63%	**81	80%
Somchem MP200	<<locked>>	61%	20131	58%	**66	99%
Somchem MS200	<<locked>>	61%	18405	53%	**17	100%
[Somchem S221]*	<<locked>>	61%	21379	61%	**29	86%
Vihtavuori 3N37	<<locked>>	61%	15055	43%	**8	92%
[Vihtavuori 3N38]*	<<locked>>	80%	18362	53%	**83	81%
[Vihtavuori N105]*	<<locked>>	83%	15113	43%	**43	80%
Vihtavuori N320	<<locked>>	61%	21248	61%	**20	100%
Vihtavuori N32C Tin Star	<<locked>>	60%	11269	32%	**7	100%
Vihtavuori N330	<<locked>>	61%	18942	54%	**33	100%
Vihtavuori N340	<<locked>>	60%	16795	48%	**4	99%
Vihtavuori N350	<<locked>>	60%	13431	38%	**2	90%
Winchester 231	<<locked>>	61%	27920	80%	**32	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