Load data for .45 Win. Mag. + .452 | 250gr | Speer LSWC

Recommended Powder(s): ADI AP 100, Vihtavuori 3N37, Vihtavuori N350

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 250gr \| Speer LSWC
Manufacturer SKU:	4683
Bullet Weight:	250gr \| 16.2g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	0.660" \| 16.8mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.307" \| 7.8mm
Shank Seated Depth:	0.307" \| 7.8mm
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_B6295_C740
Last updated:	2025-01-01

Load data for 116 loads in caliber .45 Win. Mag. with .452 | 250gr | Speer LSWC bullet and 58 powders such as ADI AP 100, 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%	34679	87%	**12	99%
ADI AP 70N	<<locked>>	66%	35317	89%	**11	100%
ADI APS 350	<<locked>>	73%	35592	89%	**47	100%
ADI APS 450	<<locked>>	74%	35621	89%	**79	100%
ADI AS 30	<<locked>>	76%	35592	89%	**22	100%
ADI AS 50N	<<locked>>	72%	35201	88%	**58	100%
Accurate No. 2	<<locked>>	73%	35578	89%	**37	100%
Accurate No. 7	<<locked>>	75%	34156	86%	**58	92%
[Accurate No. 9]*	<<locked>>	83%	34461	86%	**58	86%
Accurate Solo 1000	<<locked>>	73%	34389	86%	**32	100%
Accurate Solo 1250	<<locked>>	79%	35027	88%	**91	100%
[Accurate TCM]*	<<locked>>	84%	35143	88%	**62	88%
[Alliant 2400]*	<<locked>>	95%	35143	88%	**85	83%
Alliant BLUE DOT	<<locked>>	96%	34476	86%	**58	91%
Alliant BULLSEYE	<<locked>>	69%	34998	88%	**57	100%
Alliant POWER PISTOL	<<locked>>	79%	35578	89%	**65	99%
Alliant UNIQUE	<<locked>>	79%	34838	87%	**63	100%
Baschieri & Pellagri 100	<<locked>>	74%	34490	86%	**42	100%
Hodgdon Clays	<<locked>>	70%	34127	86%	**43	100%
Hodgdon HS-6	<<locked>>	65%	35114	88%	**99	100%
Hodgdon Universal	<<locked>>	73%	35317	89%	**11	100%
Hodgdon TrailBoss	<<locked>>	95%	14591	37%	**7	100%
Lovex D037.1	<<locked>>	75%	34156	86%	**58	92%
[Lovex D037.2]*	<<locked>>	83%	35215	88%	**68	86%
Lovex S011	<<locked>>	65%	35650	89%	**71	100%
Lovex S020	<<locked>>	72%	35795	90%	**37	100%
Maxam CSB 1	<<locked>>	83%	35636	89%	**98	100%
Maxam CSB 2	<<locked>>	78%	34722	87%	**88	100%
Maxam CSB 3	<<locked>>	77%	35172	88%	**68	100%
Maxam CSB 4	<<locked>>	73%	33924	85%	**35	100%
Maxam CSB 5	<<locked>>	69%	33692	84%	**89	100%
[Ramshot Enforcer]*	<<locked>>	97%	35795	90%	**07	85%
Ramshot Silhouette	<<locked>>	65%	35346	89%	**70	100%
ReloadSwiss RS 12	<<locked>>	68%	34969	88%	**78	100%
ReloadSwiss RS 14	<<locked>>	95%	13024	33%	**3	100%
ReloadSwiss RS 20	<<locked>>	81%	35650	89%	**66	100%
ReloadSwiss RS 24	<<locked>>	82%	35433	89%	**68	95%
Rottweil P 801	<<locked>>	64%	35215	88%	**52	100%
Rottweil P 806	<<locked>>	87%	35244	88%	**81	100%
SNPE Vectan A0	<<locked>>	82%	35041	88%	**20	100%
SNPE Vectan BA 9	<<locked>>	75%	35621	89%	**01	100%
SNPE Vectan BA10	<<locked>>	68%	34548	87%	**70	100%
SNPE Vectan BA7 1/2	<<locked>>	87%	35578	89%	**86	100%
SNPE Vectan BA9 1/2	<<locked>>	75%	34838	87%	**01	100%
[Shooters World Heavy Pistol]*	<<locked>>	83%	35215	88%	**68	86%
Shooters World Major Pistol	<<locked>>	75%	34156	86%	**58	92%
Somchem MP200	<<locked>>	72%	34171	86%	**47	100%
Somchem MS200	<<locked>>	77%	34911	88%	**30	100%
Somchem S221	<<locked>>	68%	34780	87%	**35	97%
Vihtavuori 3N37 👍	<<locked>>	80%	34693	87%	**99	100%
Vihtavuori 3N38	<<locked>>	93%	35723	90%	**62	96%
Vihtavuori N105	<<locked>>	96%	30908	77%	**45	97%
Vihtavuori N320	<<locked>>	72%	35433	89%	**55	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	33170	83%	**66	100%
Vihtavuori N330	<<locked>>	73%	34374	86%	**04	100%
Vihtavuori N340	<<locked>>	77%	34287	86%	**30	100%
Vihtavuori N350 👍	<<locked>>	83%	34664	87%	**89	100%
Winchester 231	<<locked>>	63%	35636	89%	**88	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	13329	33%	**9	85%
ADI AP 70N	<<locked>>	61%	29907	75%	**48	100%
ADI APS 350	<<locked>>	62%	27630	69%	**8	100%
ADI APS 450	<<locked>>	61%	26266	66%	**8	100%
ADI AS 30	<<locked>>	61%	24424	61%	**4	100%
ADI AS 50N	<<locked>>	61%	25976	65%	**47	100%
Accurate No. 2	<<locked>>	61%	24163	61%	**89	100%
[Accurate No. 7]*	<<locked>>	61%	20363	51%	**22	82%
[Accurate No. 9]*	<<locked>>	76%	26368	66%	**24	81%
Accurate Solo 1000	<<locked>>	61%	25353	64%	**24	100%
Accurate Solo 1250	<<locked>>	61%	21292	53%	**14	100%
[Accurate TCM]*	<<locked>>	72%	23540	59%	**68	80%
[Alliant 2400]*	<<locked>>	91%	30792	77%	**19	81%
[Alliant BLUE DOT]*	<<locked>>	77%	19986	50%	**99	81%
Alliant BULLSEYE	<<locked>>	61%	27775	70%	**65	100%
Alliant POWER PISTOL	<<locked>>	61%	20204	51%	**06	91%
Alliant UNIQUE	<<locked>>	61%	20842	52%	**63	100%
Baschieri & Pellagri 100	<<locked>>	61%	23815	60%	**10	100%
Hodgdon Clays	<<locked>>	62%	28094	70%	**4	100%
Hodgdon HS-6	<<locked>>	61%	30400	76%	**40	100%
Hodgdon Universal	<<locked>>	61%	24918	62%	**83	100%
Hodgdon TrailBoss	<<locked>>	68%	8122	20%	**9	100%
[Lovex D037.1]*	<<locked>>	61%	20363	51%	**22	82%
[Lovex D037.2]*	<<locked>>	74%	25773	65%	**14	80%
Lovex S011	<<locked>>	61%	31589	79%	**25	100%
Lovex S020	<<locked>>	61%	24976	63%	**99	100%
Maxam CSB 1	<<locked>>	61%	19624	49%	**4	100%
Maxam CSB 2	<<locked>>	61%	21219	53%	**20	100%
Maxam CSB 3	<<locked>>	61%	22960	58%	**17	100%
Maxam CSB 4	<<locked>>	61%	24889	62%	**24	100%
Maxam CSB 5	<<locked>>	61%	27949	70%	**20	100%
[Ramshot Enforcer]*	<<locked>>	90%	28543	72%	**02	81%
Ramshot Silhouette	<<locked>>	61%	30400	76%	**11	100%
ReloadSwiss RS 12	<<locked>>	61%	27731	70%	**93	100%
ReloadSwiss RS 14	<<locked>>	69%	7411	19%	**6	100%
ReloadSwiss RS 20	<<locked>>	61%	19754	50%	**50	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	17927	45%	**53	83%
Rottweil P 801	<<locked>>	61%	31531	79%	**12	100%
Rottweil P 806	<<locked>>	61%	13198	33%	**8	90%
SNPE Vectan A0	<<locked>>	61%	20015	50%	**10	100%
SNPE Vectan BA 9	<<locked>>	61%	24381	61%	**60	100%
SNPE Vectan BA10	<<locked>>	61%	28979	73%	**01	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	16433	41%	**8	94%
SNPE Vectan BA9 1/2	<<locked>>	61%	23250	58%	**53	100%
[Shooters World Heavy Pistol]*	<<locked>>	74%	25773	65%	**14	80%
[Shooters World Major Pistol]*	<<locked>>	61%	20363	51%	**22	82%
Somchem MP200	<<locked>>	61%	24729	62%	**22	100%
Somchem MS200	<<locked>>	61%	22205	56%	**60	100%
Somchem S221	<<locked>>	61%	26426	66%	**11	93%
Vihtavuori 3N37	<<locked>>	61%	19189	48%	**53	97%
[Vihtavuori 3N38]*	<<locked>>	66%	15127	38%	**8	80%
[Vihtavuori N105]*	<<locked>>	69%	12792	32%	**8	81%
Vihtavuori N320	<<locked>>	61%	25715	64%	**47	100%
Vihtavuori N32C Tin Star	<<locked>>	62%	14591	37%	**3	100%
Vihtavuori N330	<<locked>>	61%	23772	60%	**73	100%
Vihtavuori N340	<<locked>>	61%	21364	54%	**53	100%
Vihtavuori N350	<<locked>>	61%	17521	44%	**14	97%
Winchester 231	<<locked>>	61%	33779	85%	**75	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