Load data for .45 Win. Mag. + .451 | 260gr | Speer JHP

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:	.451 \| 260gr \| Speer JHP
Manufacturer SKU:	4481
Bullet Weight:	260gr \| 16.8g
Bullet Diameter:	0.451" \| 11.46mm
Bullet Length:	0.670" \| 17.0mm
Caliber:	.45 Win. Mag. load data
Case Length (l3):	1.198" \| 30.4mm
Cartridge Length (C.O.L.):	1.551" \| 39.4mm
Seated Depth:	0.317" \| 8.0mm
Shank Seated Depth:	0.317" \| 8.0mm
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_B6292_C740
Last updated:	2025-01-01

Load data for 114 loads in caliber .45 Win. Mag. with .451 | 260gr | Speer JHP bullet and 57 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>>	93%	35259	88%	**86	99%
ADI AP 70N	<<locked>>	64%	35563	89%	**75	100%
ADI APS 350	<<locked>>	69%	34287	86%	**01	100%
ADI APS 450	<<locked>>	71%	34243	86%	**33	100%
ADI AS 30	<<locked>>	73%	35070	88%	**76	100%
ADI AS 50N	<<locked>>	68%	33924	85%	**02	100%
Accurate No. 2	<<locked>>	71%	34925	88%	**94	100%
Accurate No. 7	<<locked>>	73%	35215	88%	**35	93%
[Accurate No. 9]*	<<locked>>	81%	34838	87%	**22	87%
Accurate Solo 1000	<<locked>>	73%	35607	89%	**09	100%
Accurate Solo 1250	<<locked>>	77%	34896	87%	**55	100%
[Accurate TCM]*	<<locked>>	82%	35157	88%	**19	88%
[Alliant 2400]*	<<locked>>	93%	35230	88%	**45	84%
Alliant BLUE DOT	<<locked>>	95%	35882	90%	**39	92%
Alliant BULLSEYE	<<locked>>	67%	34548	87%	**17	100%
Alliant POWER PISTOL	<<locked>>	76%	34548	87%	**16	99%
Alliant UNIQUE	<<locked>>	77%	35259	88%	**30	100%
Baschieri & Pellagri 100	<<locked>>	72%	34214	86%	**99	100%
Hodgdon Clays	<<locked>>	69%	34722	87%	**20	100%
Hodgdon HS-6	<<locked>>	64%	35752	90%	**73	100%
Hodgdon Universal	<<locked>>	71%	35563	89%	**75	100%
Hodgdon TrailBoss	<<locked>>	96%	16621	42%	**7	100%
Lovex D037.1	<<locked>>	73%	35215	88%	**35	93%
[Lovex D037.2]*	<<locked>>	81%	35375	89%	**29	87%
Lovex S011	<<locked>>	63%	34838	87%	**29	100%
Lovex S020	<<locked>>	71%	35839	90%	**94	100%
Maxam CSB 1	<<locked>>	81%	35549	89%	**55	100%
Maxam CSB 2	<<locked>>	76%	35317	89%	**55	100%
Maxam CSB 3	<<locked>>	75%	34795	87%	**29	100%
Maxam CSB 4	<<locked>>	73%	35360	89%	**15	100%
Maxam CSB 5	<<locked>>	68%	34896	87%	**66	100%
[Ramshot Enforcer]*	<<locked>>	93%	34766	87%	**58	85%
Ramshot Silhouette	<<locked>>	64%	35520	89%	**34	100%
ReloadSwiss RS 12	<<locked>>	65%	34621	87%	**32	100%
ReloadSwiss RS 14	<<locked>>	97%	15418	39%	**3	100%
ReloadSwiss RS 20	<<locked>>	77%	34127	86%	**11	100%
ReloadSwiss RS 24	<<locked>>	80%	35650	89%	**29	95%
Rottweil P 801	<<locked>>	62%	35723	90%	**15	100%
Rottweil P 806	<<locked>>	84%	34737	87%	**39	100%
SNPE Vectan A0	<<locked>>	80%	35099	88%	**88	100%
SNPE Vectan BA 9	<<locked>>	73%	35491	89%	**65	100%
SNPE Vectan BA10	<<locked>>	68%	35476	89%	**43	100%
SNPE Vectan BA7 1/2 👍	<<locked>>	84%	34592	87%	**40	100%
SNPE Vectan BA9 1/2	<<locked>>	73%	34780	87%	**61	100%
[Shooters World Heavy Pistol]*	<<locked>>	81%	35375	89%	**29	87%
Shooters World Major Pistol	<<locked>>	73%	35215	88%	**35	93%
Somchem MP200	<<locked>>	70%	34447	86%	**14	100%
Somchem MS200	<<locked>>	75%	35128	88%	**98	100%
Somchem S221	<<locked>>	66%	34708	87%	**89	97%
Vihtavuori 3N37 👍	<<locked>>	78%	35404	89%	**70	100%
Vihtavuori 3N38	<<locked>>	90%	35244	88%	**16	96%
Vihtavuori N105	<<locked>>	97%	34113	86%	**48	98%
Vihtavuori N320	<<locked>>	70%	35056	88%	**12	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	34954	88%	**53	100%
Vihtavuori N330	<<locked>>	71%	34360	86%	**65	100%
Vihtavuori N340	<<locked>>	75%	34432	86%	**91	100%
Vihtavuori N350 👍	<<locked>>	81%	35085	88%	**57	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	14649	37%	**5	87%
ADI AP 70N	<<locked>>	61%	31923	80%	**38	100%
ADI APS 350	<<locked>>	61%	28340	71%	**5	100%
ADI APS 450	<<locked>>	61%	26977	68%	**8	100%
ADI AS 30	<<locked>>	60%	25730	65%	**5	100%
ADI AS 50N	<<locked>>	61%	28427	71%	**40	100%
Accurate No. 2	<<locked>>	61%	25599	64%	**76	100%
[Accurate No. 7]*	<<locked>>	61%	22278	56%	**25	85%
[Accurate No. 9]*	<<locked>>	71%	24540	62%	**58	80%
Accurate Solo 1000	<<locked>>	61%	26368	66%	**01	100%
Accurate Solo 1250	<<locked>>	61%	22785	57%	**04	100%
[Accurate TCM]*	<<locked>>	69%	22626	57%	**22	80%
[Alliant 2400]*	<<locked>>	86%	28500	71%	**50	80%
[Alliant BLUE DOT]*	<<locked>>	73%	19131	48%	**47	80%
Alliant BULLSEYE	<<locked>>	61%	29109	73%	**48	100%
Alliant POWER PISTOL	<<locked>>	61%	21915	55%	**06	93%
Alliant UNIQUE	<<locked>>	61%	22597	57%	**53	100%
Baschieri & Pellagri 100	<<locked>>	61%	25237	63%	**4	100%
Hodgdon Clays	<<locked>>	61%	28689	72%	**1	100%
Hodgdon HS-6	<<locked>>	61%	32489	81%	**34	100%
Hodgdon Universal	<<locked>>	61%	26934	68%	**73	100%
Hodgdon TrailBoss	<<locked>>	65%	9137	23%	**9	100%
[Lovex D037.1]*	<<locked>>	61%	22278	56%	**25	85%
[Lovex D037.2]*	<<locked>>	71%	24990	63%	**65	80%
Lovex S011	<<locked>>	61%	32851	82%	**06	100%
Lovex S020	<<locked>>	61%	26687	67%	**89	100%
Maxam CSB 1	<<locked>>	60%	20958	53%	**1	100%
Maxam CSB 2	<<locked>>	61%	23192	58%	**10	100%
Maxam CSB 3	<<locked>>	61%	24381	61%	**01	100%
Maxam CSB 4	<<locked>>	61%	26078	65%	**04	100%
Maxam CSB 5	<<locked>>	61%	29022	73%	**01	100%
[Ramshot Enforcer]*	<<locked>>	86%	26963	68%	**37	80%
Ramshot Silhouette	<<locked>>	61%	32271	81%	**94	100%
ReloadSwiss RS 12	<<locked>>	61%	30937	78%	**93	100%
ReloadSwiss RS 14	<<locked>>	66%	8615	22%	**3	100%
ReloadSwiss RS 20	<<locked>>	61%	21509	54%	**43	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	19421	49%	**53	85%
Rottweil P 801	<<locked>>	61%	33736	85%	**96	100%
Rottweil P 806	<<locked>>	61%	15896	40%	**17	94%
SNPE Vectan A0	<<locked>>	61%	21451	54%	**04	100%
SNPE Vectan BA 9	<<locked>>	61%	25831	65%	**47	100%
SNPE Vectan BA10	<<locked>>	60%	29704	74%	**1	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	17941	45%	**8	96%
SNPE Vectan BA9 1/2	<<locked>>	61%	24831	62%	**37	100%
[Shooters World Heavy Pistol]*	<<locked>>	71%	24990	63%	**65	80%
[Shooters World Major Pistol]*	<<locked>>	61%	22278	56%	**25	85%
Somchem MP200	<<locked>>	61%	26571	67%	**12	100%
Somchem MS200	<<locked>>	61%	23772	60%	**47	100%
Somchem S221	<<locked>>	61%	29167	73%	**14	95%
Vihtavuori 3N37	<<locked>>	61%	20856	52%	**53	98%
[Vihtavuori 3N38]*	<<locked>>	61%	14605	37%	**2	80%
[Vihtavuori N105]*	<<locked>>	64%	12575	32%	**5	81%
Vihtavuori N320	<<locked>>	61%	27267	68%	**30	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	16128	40%	**4	100%
Vihtavuori N330	<<locked>>	61%	25367	64%	**56	100%
Vihtavuori N340	<<locked>>	61%	22902	57%	**40	100%
Vihtavuori N350	<<locked>>	61%	19261	48%	**17	98%

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