Load data for .45 Win. Mag. + .452 | 250gr | H&N KS HS

Recommended Powder(s): ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 250gr \| H&N KS HS
Bullet Weight:	250gr \| 16.2g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	0.658" \| 16.7mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.305" \| 7.7mm
Shank Seated Depth:	0.285" \| 7.2mm
Case Capacity:	38.0 Grains of Water \| 2.47 cm³
Primer Size:	Small Pistol Magnum (SPM)
Max. allowed Pressure:	39885 psi \| 2750 bar
LID:	LID_B7543_C740
Last updated:	2025-02-02

Load data for 116 loads in caliber .45 Win. Mag. with .452 | 250gr | H&N KS HS bullet and 58 powders such as ADI AP 100, SNPE Vectan BA7 1/2, Vihtavuori 3N37, 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%	34853	87%	**16	99%
ADI AP 70N	<<locked>>	66%	35665	89%	**20	100%
ADI APS 350	<<locked>>	72%	35143	88%	**43	100%
ADI APS 450	<<locked>>	73%	34925	88%	**73	100%
ADI AS 30	<<locked>>	74%	34098	85%	**06	100%
ADI AS 50N	<<locked>>	72%	35636	89%	**65	100%
Accurate No. 2	<<locked>>	71%	33736	85%	**20	100%
Accurate No. 7	<<locked>>	75%	35752	90%	**88	93%
[Accurate No. 9]*	<<locked>>	84%	35882	90%	**75	87%
Accurate Solo 1000	<<locked>>	75%	35868	90%	**52	100%
Accurate Solo 1250	<<locked>>	78%	34360	86%	**91	100%
[Accurate TCM]*	<<locked>>	84%	35839	90%	**68	88%
[Alliant 2400]*	<<locked>>	95%	35636	89%	**88	84%
Alliant BLUE DOT	<<locked>>	96%	34476	86%	**58	91%
Alliant BULLSEYE	<<locked>>	69%	35273	88%	**66	100%
Alliant POWER PISTOL	<<locked>>	79%	35665	89%	**71	99%
Alliant UNIQUE	<<locked>>	79%	35230	88%	**73	100%
Baschieri & Pellagri 100	<<locked>>	73%	33895	85%	**32	100%
Hodgdon Clays	<<locked>>	72%	35621	89%	**60	100%
Hodgdon HS-6	<<locked>>	65%	35157	88%	**06	100%
Hodgdon Universal	<<locked>>	73%	35665	89%	**20	100%
Hodgdon TrailBoss	<<locked>>	96%	14881	37%	**3	100%
Lovex D037.1	<<locked>>	75%	35752	90%	**88	93%
[Lovex D037.2]*	<<locked>>	83%	35114	88%	**65	86%
Lovex S011	<<locked>>	63%	33895	85%	**58	100%
Lovex S020	<<locked>>	71%	34055	85%	**20	100%
Maxam CSB 1	<<locked>>	81%	34069	85%	**84	100%
Maxam CSB 2	<<locked>>	77%	34185	86%	**84	100%
Maxam CSB 3	<<locked>>	76%	34563	87%	**65	100%
Maxam CSB 4	<<locked>>	74%	35331	89%	**55	100%
Maxam CSB 5	<<locked>>	70%	35143	88%	**09	100%
[Ramshot Enforcer]*	<<locked>>	95%	34780	87%	**94	84%
Ramshot Silhouette	<<locked>>	65%	35534	89%	**76	100%
ReloadSwiss RS 12	<<locked>>	68%	35389	89%	**88	100%
ReloadSwiss RS 14	<<locked>>	94%	12850	32%	**3	100%
ReloadSwiss RS 20	<<locked>>	80%	34983	88%	**63	100%
ReloadSwiss RS 24	<<locked>>	81%	35549	89%	**71	95%
Rottweil P 801	<<locked>>	64%	35563	89%	**55	100%
Rottweil P 806	<<locked>>	87%	35230	88%	**91	100%
SNPE Vectan A0	<<locked>>	82%	35375	89%	**27	100%
SNPE Vectan BA 9	<<locked>>	74%	34969	88%	**98	100%
SNPE Vectan BA10	<<locked>>	68%	34925	88%	**73	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	87%	35636	89%	**89	100%
SNPE Vectan BA9 1/2	<<locked>>	75%	35143	88%	**07	100%
[Shooters World Heavy Pistol]*	<<locked>>	83%	35114	88%	**65	86%
Shooters World Major Pistol	<<locked>>	75%	35752	90%	**88	93%
Somchem MP200	<<locked>>	72%	34418	86%	**53	100%
Somchem MS200	<<locked>>	77%	35186	88%	**37	100%
Somchem S221	<<locked>>	69%	35534	89%	**45	97%
Vihtavuori 3N37 👍	<<locked>>	80%	34838	87%	**06	100%
Vihtavuori 3N38	<<locked>>	93%	35694	89%	**62	96%
Vihtavuori N105	<<locked>>	96%	30879	77%	**45	97%
Vihtavuori N320	<<locked>>	72%	34780	87%	**55	100%
Vihtavuori N32C Tin Star	<<locked>>	94%	32518	82%	**63	100%
Vihtavuori N330	<<locked>>	73%	34737	87%	**11	100%
Vihtavuori N340	<<locked>>	77%	34577	87%	**40	100%
Vihtavuori N350 👍	<<locked>>	82%	34824	87%	**96	100%
Winchester 231	<<locked>>	62%	34983	88%	**84	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13547	34%	**5	85%
ADI AP 70N	<<locked>>	61%	30182	76%	**58	100%
ADI APS 350	<<locked>>	61%	27238	68%	**5	100%
ADI APS 450	<<locked>>	61%	25904	65%	**8	100%
ADI AS 30	<<locked>>	61%	24845	62%	**4	100%
ADI AS 50N	<<locked>>	61%	26498	66%	**53	100%
Accurate No. 2	<<locked>>	61%	24482	61%	**99	100%
[Accurate No. 7]*	<<locked>>	61%	20436	51%	**25	83%
[Accurate No. 9]*	<<locked>>	74%	25309	63%	**07	80%
Accurate Solo 1000	<<locked>>	61%	24947	63%	**17	100%
Accurate Solo 1250	<<locked>>	60%	20987	53%	**14	100%
[Accurate TCM]*	<<locked>>	71%	22945	58%	**68	80%
[Alliant 2400]*	<<locked>>	90%	29936	75%	**06	80%
[Alliant BLUE DOT]*	<<locked>>	77%	20059	50%	**02	81%
Alliant BULLSEYE	<<locked>>	61%	28094	70%	**68	100%
Alliant POWER PISTOL	<<locked>>	61%	20436	51%	**15	92%
Alliant UNIQUE	<<locked>>	61%	21132	53%	**66	100%
Baschieri & Pellagri 100	<<locked>>	60%	23467	59%	**07	100%
Hodgdon Clays	<<locked>>	61%	27673	69%	**1	100%
Hodgdon HS-6	<<locked>>	61%	30516	76%	**47	100%
Hodgdon Universal	<<locked>>	61%	25280	63%	**93	100%
Hodgdon TrailBoss	<<locked>>	65%	7629	19%	**6	100%
[Lovex D037.1]*	<<locked>>	61%	20436	51%	**25	83%
[Lovex D037.2]*	<<locked>>	74%	25773	65%	**24	81%
Lovex S011	<<locked>>	61%	31981	80%	**35	100%
Lovex S020	<<locked>>	61%	25266	63%	**09	100%
Maxam CSB 1	<<locked>>	61%	19943	50%	**1	100%
Maxam CSB 2	<<locked>>	60%	20900	52%	**17	100%
Maxam CSB 3	<<locked>>	61%	22669	57%	**14	100%
Maxam CSB 4	<<locked>>	61%	24540	62%	**24	100%
Maxam CSB 5	<<locked>>	61%	27543	69%	**17	100%
[Ramshot Enforcer]*	<<locked>>	89%	27789	70%	**89	80%
Ramshot Silhouette	<<locked>>	61%	30618	77%	**17	100%
ReloadSwiss RS 12	<<locked>>	61%	28079	70%	**02	100%
ReloadSwiss RS 14	<<locked>>	68%	7324	18%	**3	100%
ReloadSwiss RS 20	<<locked>>	61%	19537	49%	**43	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	18072	45%	**60	83%
Rottweil P 801	<<locked>>	61%	31807	80%	**19	100%
Rottweil P 806	<<locked>>	61%	13300	33%	**1	90%
SNPE Vectan A0	<<locked>>	61%	20349	51%	**17	100%
SNPE Vectan BA 9	<<locked>>	61%	23946	60%	**56	100%
SNPE Vectan BA10	<<locked>>	61%	29341	74%	**10	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16650	42%	**1	95%
SNPE Vectan BA9 1/2	<<locked>>	61%	23641	59%	**60	100%
[Shooters World Heavy Pistol]*	<<locked>>	74%	25773	65%	**24	81%
[Shooters World Major Pistol]*	<<locked>>	61%	20436	51%	**25	83%
Somchem MP200	<<locked>>	61%	25048	63%	**25	100%
Somchem MS200	<<locked>>	61%	22495	56%	**66	100%
Somchem S221	<<locked>>	61%	27166	68%	**20	94%
Vihtavuori 3N37	<<locked>>	61%	19435	49%	**63	98%
[Vihtavuori 3N38]*	<<locked>>	66%	15273	38%	**8	81%
[Vihtavuori N105]*	<<locked>>	69%	12923	32%	**1	81%
Vihtavuori N320	<<locked>>	61%	25251	63%	**43	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	14359	36%	**0	100%
Vihtavuori N330	<<locked>>	61%	24018	60%	**76	100%
Vihtavuori N340	<<locked>>	61%	21727	54%	**60	100%
Vihtavuori N350	<<locked>>	61%	17782	45%	**27	97%
Winchester 231	<<locked>>	61%	33185	83%	**65	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