Load data for .460 S&W Magnum + .452 | 255gr | Rim Rock SWC Gas Check

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 255gr \| Rim Rock SWC Gas Check
Manufacturer SKU:	#346
Bullet Weight:	255gr \| 16.5g
Bullet Diameter:	0.452" \| 11.48mm
Bullet Length:	<<locked>>
Caliber:	.460 S&W Magnum load data
Case Length (l3):	1.790" \| 45.5mm
Cartridge Length (C.O.L.):	<<locked>>
Seated Depth:	<<locked>>
Shank Seated Depth:	<<locked>>
Case Capacity:	60.0 Grains of Water \| 3.90 cm³
Primer Size:	Large Pistol Magnum (LPM)
Max. allowed Pressure:	61931 psi \| 4270 bar
LID:	LID_B10657_C802
Last updated:	2026-05-04

Load data for 160 loads in caliber .460 S&W Magnum with .452 | 255gr | Rim Rock SWC Gas Check bullet and 80 powder(s). 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%	52547	85%	**88	100%
ADI AP 70N	<<locked>>	71%	54331	88%	**70	100%
ADI APS 350	<<locked>>	87%	53795	87%	**16	101%
ADI APS 450	<<locked>>	88%	54143	87%	**42	100%
ADI AS 30	<<locked>>	88%	55608	90%	**94	100%
ADI AS 50N	<<locked>>	81%	54839	89%	**24	100%
Accurate 4100	<<locked>>	95%	55622	90%	**13	93%
Accurate No. 2	<<locked>>	77%	54520	88%	**96	100%
Accurate No. 5	<<locked>>	63%	55492	90%	**24	100%
Accurate No. 7 👍	<<locked>>	75%	55419	89%	**96	100%
Accurate No. 9	<<locked>>	83%	55593	90%	**93	97%
Accurate Solo 1000	<<locked>>	85%	54998	89%	**07	100%
Accurate Solo 1250	<<locked>>	86%	54766	88%	**53	100%
Accurate TCM	<<locked>>	83%	54911	89%	**80	98%
Alliant 2400	<<locked>>	93%	54607	88%	**06	95%
Alliant BE-86	<<locked>>	84%	54389	88%	**34	100%
Alliant BLUE DOT 👍	<<locked>>	96%	52968	86%	**73	99%
Alliant BULLSEYE	<<locked>>	76%	55245	89%	**39	100%
Alliant Herco	<<locked>>	97%	51634	83%	**03	100%
Alliant POWER PISTOL	<<locked>>	82%	55448	90%	**73	100%
Alliant RED DOT	<<locked>>	89%	55666	90%	**07	100%
Alliant Sport Pistol	<<locked>>	70%	54143	87%	**35	100%
Alliant UNIQUE	<<locked>>	85%	55593	90%	**42	100%
Baschieri & Pellagri 100	<<locked>>	83%	54520	88%	**94	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	96%	49472	80%	**55	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	77%	55535	90%	**14	100%
Hodgdon Clays	<<locked>>	87%	55622	90%	**39	100%
[Hodgdon H110]*	<<locked>>	97%	47732	77%	**50	87%
Hodgdon HS-6	<<locked>>	68%	54810	88%	**85	100%
Hodgdon LilGun	<<locked>>	97%	46151	75%	**73	93%
Hodgdon Longshot	<<locked>>	65%	55724	90%	**81	100%
Hodgdon Universal	<<locked>>	79%	54331	88%	**70	100%
Hodgdon CFE Pistol	<<locked>>	81%	55376	89%	**70	100%
Hodgdon TrailBoss	<<locked>>	95%	21016	34%	**8	100%
Lovex D036	<<locked>>	63%	55434	89%	**24	100%
Lovex D037.1 👍	<<locked>>	75%	55419	89%	**96	100%
Lovex D037.2	<<locked>>	82%	54607	88%	**93	97%
Lovex S011	<<locked>>	72%	55143	89%	**30	100%
Lovex S020	<<locked>>	77%	55680	90%	**83	100%
Maxam CSB 1	<<locked>>	91%	55651	90%	**57	100%
Maxam CSB 2	<<locked>>	84%	54418	88%	**37	100%
Maxam CSB 3	<<locked>>	85%	54027	87%	**21	100%
Maxam CSB 4	<<locked>>	85%	55637	90%	**14	100%
Maxam CSB 5	<<locked>>	82%	55405	89%	**75	100%
Ramshot Enforcer	<<locked>>	92%	55230	89%	**32	96%
Ramshot Silhouette	<<locked>>	70%	55477	90%	**42	100%
Ramshot True Blue	<<locked>>	64%	55492	90%	**68	100%
ReloadSwiss RS 12	<<locked>>	73%	53911	87%	**14	100%
ReloadSwiss RS 14	<<locked>>	95%	19566	32%	**4	100%
ReloadSwiss RS 20	<<locked>>	84%	55071	89%	**12	100%
ReloadSwiss RS 24	<<locked>>	82%	55027	89%	**70	100%
Rottweil P 801	<<locked>>	71%	54360	88%	**01	100%
Rottweil P 806	<<locked>>	84%	55274	89%	**37	100%
SNPE Vectan A0	<<locked>>	88%	54665	88%	**93	100%
SNPE Vectan A1	<<locked>>	81%	55448	90%	**50	100%
SNPE Vectan BA 9	<<locked>>	81%	55172	89%	**60	100%
SNPE Vectan BA10	<<locked>>	82%	54128	87%	**42	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	96%	25846	42%	**93	85%
SNPE Vectan BA7 1/2	<<locked>>	91%	54839	89%	**58	100%
SNPE Vectan BA9 1/2	<<locked>>	82%	54302	88%	**53	100%
SNPE Vectan SP 2	<<locked>>	74%	54433	88%	**47	100%
Shooters World Auto Pistol	<<locked>>	63%	55434	89%	**24	100%
Shooters World Heavy Pistol	<<locked>>	82%	54607	88%	**93	97%
Shooters World Major Pistol 👍	<<locked>>	75%	55419	89%	**96	100%
Somchem MP200	<<locked>>	78%	54940	89%	**32	100%
Somchem MS200	<<locked>>	84%	55259	89%	**09	100%
Somchem S221	<<locked>>	70%	54157	87%	**44	100%
Vihtavuori 3N37	<<locked>>	82%	54679	88%	**72	100%
Vihtavuori 3N38	<<locked>>	95%	55230	89%	**60	100%
Vihtavuori N105	<<locked>>	96%	54056	87%	**60	100%
[Vihtavuori N110]*	<<locked>>	97%	33214	54%	**47	87%
Vihtavuori N310	<<locked>>	68%	54288	88%	**35	101%
Vihtavuori N320	<<locked>>	79%	55027	89%	**07	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	37202	60%	**71	100%
Vihtavuori N330	<<locked>>	77%	55259	89%	**57	100%
Vihtavuori N340	<<locked>>	82%	55071	89%	**93	100%
Vihtavuori N350	<<locked>>	87%	54070	87%	**49	100%
Winchester 231	<<locked>>	69%	54375	88%	**40	100%
[Winchester 296]*	<<locked>>	96%	48312	78%	**80	84%
Winchester AutoComp	<<locked>>	86%	54172	87%	**57	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
ADI AP 100	<<locked>>	61%	20421	33%	**25	96%
ADI AP 70N	<<locked>>	61%	41075	66%	**29	100%
ADI APS 350	<<locked>>	61%	32372	52%	**89	100%
ADI APS 450	<<locked>>	61%	31183	50%	**99	100%
ADI AS 30	<<locked>>	61%	31299	51%	**29	100%
ADI AS 50N	<<locked>>	61%	34519	56%	**11	100%
[Accurate 4100]*	<<locked>>	76%	28877	47%	**48	81%
Accurate No. 2	<<locked>>	61%	33417	54%	**80	100%
Accurate No. 5	<<locked>>	61%	52460	85%	**81	100%
Accurate No. 7	<<locked>>	61%	33417	54%	**14	95%
[Accurate No. 9]*	<<locked>>	61%	25469	41%	**66	85%
Accurate Solo 1000	<<locked>>	61%	32126	52%	**71	100%
Accurate Solo 1250	<<locked>>	61%	29196	47%	**75	100%
[Accurate TCM]*	<<locked>>	61%	25672	41%	**70	86%
[Alliant 2400]*	<<locked>>	68%	24685	40%	**66	81%
Alliant BE-86	<<locked>>	61%	30255	49%	**78	100%
[Alliant BLUE DOT]*	<<locked>>	61%	19348	31%	**29	84%
Alliant BULLSEYE	<<locked>>	61%	37246	60%	**45	100%
Alliant Herco	<<locked>>	61%	22205	36%	**15	100%
Alliant POWER PISTOL	<<locked>>	61%	30153	49%	**39	99%
Alliant RED DOT	<<locked>>	61%	30922	50%	**42	100%
Alliant Sport Pistol	<<locked>>	61%	42148	68%	**04	100%
Alliant UNIQUE	<<locked>>	61%	30066	49%	**50	100%
Baschieri & Pellagri 100	<<locked>>	61%	31517	51%	**65	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	21451	35%	**24	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	35447	57%	**27	100%
Hodgdon Clays	<<locked>>	61%	33141	54%	**02	100%
[Hodgdon H110]*	<<locked>>	87%	34664	56%	**67	81%
Hodgdon HS-6	<<locked>>	61%	43888	71%	**73	100%
[Hodgdon LilGun]*	<<locked>>	80%	24918	40%	**25	80%
Hodgdon Longshot	<<locked>>	61%	48646	79%	**16	100%
Hodgdon Universal	<<locked>>	61%	34519	56%	**53	100%
Hodgdon CFE Pistol	<<locked>>	61%	32938	53%	**37	100%
Hodgdon TrailBoss	<<locked>>	71%	13314	21%	**7	100%
Lovex D036	<<locked>>	61%	52417	85%	**81	100%
Lovex D037.1	<<locked>>	61%	33417	54%	**14	95%
[Lovex D037.2]*	<<locked>>	61%	25875	42%	**73	85%
Lovex S011	<<locked>>	61%	40886	66%	**02	100%
Lovex S020	<<locked>>	61%	35563	57%	**89	100%
Maxam CSB 1	<<locked>>	61%	27804	45%	**52	100%
Maxam CSB 2	<<locked>>	61%	30821	50%	**84	100%
Maxam CSB 3	<<locked>>	61%	30560	49%	**75	100%
Maxam CSB 4	<<locked>>	61%	32634	53%	**84	100%
Maxam CSB 5	<<locked>>	61%	34577	56%	**61	100%
[Ramshot Enforcer]*	<<locked>>	67%	23250	38%	**50	81%
Ramshot Silhouette	<<locked>>	61%	42772	69%	**14	100%
Ramshot True Blue	<<locked>>	61%	49734	80%	**16	100%
ReloadSwiss RS 12	<<locked>>	61%	39204	63%	**76	100%
ReloadSwiss RS 14	<<locked>>	71%	12531	20%	**0	100%
ReloadSwiss RS 20	<<locked>>	61%	29138	47%	**30	100%
ReloadSwiss RS 24	<<locked>>	61%	28224	46%	**12	95%
Rottweil P 801	<<locked>>	61%	42699	69%	**89	100%
Rottweil P 806	<<locked>>	61%	25628	41%	**60	100%
SNPE Vectan A0	<<locked>>	61%	27833	45%	**88	100%
SNPE Vectan A1	<<locked>>	61%	33475	54%	**24	100%
SNPE Vectan BA 9	<<locked>>	61%	32822	53%	**34	100%
SNPE Vectan BA10	<<locked>>	61%	34896	56%	**42	100%
[SNPE Vectan BA6 1/2]*	<<locked>>	88%	20900	34%	**91	81%
SNPE Vectan BA7 1/2	<<locked>>	61%	24337	39%	**81	100%
SNPE Vectan BA9 1/2	<<locked>>	61%	32460	52%	**30	100%
SNPE Vectan SP 2	<<locked>>	61%	35534	57%	**30	100%
Shooters World Auto Pistol	<<locked>>	61%	52417	85%	**81	100%
[Shooters World Heavy Pistol]*	<<locked>>	61%	25875	42%	**73	85%
Shooters World Major Pistol	<<locked>>	61%	33417	54%	**14	95%
Somchem MP200	<<locked>>	61%	34650	56%	**16	100%
Somchem MS200	<<locked>>	61%	31198	50%	**43	100%
Somchem S221	<<locked>>	61%	40437	65%	**73	100%
Vihtavuori 3N37	<<locked>>	61%	29370	47%	**80	100%
Vihtavuori 3N38	<<locked>>	61%	20160	33%	**35	90%
Vihtavuori N105	<<locked>>	61%	17535	28%	**12	91%
[Vihtavuori N110]*	<<locked>>	86%	24062	39%	**80	81%
Vihtavuori N310	<<locked>>	61%	46064	74%	**63	100%
Vihtavuori N320	<<locked>>	61%	34911	56%	**07	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	18260	29%	**2	100%
Vihtavuori N330	<<locked>>	61%	35694	58%	**66	100%
Vihtavuori N340	<<locked>>	61%	31038	50%	**43	100%
Vihtavuori N350	<<locked>>	61%	25382	41%	**04	100%
Winchester 231	<<locked>>	61%	44005	71%	**42	100%
[Winchester 296]*	<<locked>>	92%	40872	66%	**85	80%
Winchester AutoComp	<<locked>>	61%	29037	47%	**88	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