Load data for .460 S&W Magnum + .452 | 160gr | Rim Rock RNFP Cowboy

Recommended Powder(s):

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.452 \| 160gr \| Rim Rock RNFP Cowboy
Manufacturer SKU:	#027
Bullet Weight:	160gr \| 10.4g
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_B10652_C802
Last updated:	2026-03-21

Load data for 152 loads in caliber .460 S&W Magnum with .452 | 160gr | Rim Rock RNFP Cowboy bullet and 76 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".

Go to the bottom of the "Dashboard " page to set the measure system (imperial vs. metric)
No data yet
C.O.L. (Inch)
C.O.L. (mm)
We recommend you limit powder range to relevant brands to speed up re-calculation of results
Use the Personalized Load Calculator to customize loads to your own specific requirements. Find more details in the help section.

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%	41481	67%	**67	98%
ADI AP 70N	<<locked>>	78%	55230	89%	**16	100%
ADI APS 350	<<locked>>	93%	55027	89%	**16	100%
ADI APS 450	<<locked>>	93%	54636	88%	**49	100%
ADI AS 30	<<locked>>	93%	55013	89%	**11	100%
ADI AS 50N	<<locked>>	87%	55158	89%	**64	100%
Accurate No. 2	<<locked>>	84%	55419	89%	**52	100%
Accurate No. 5	<<locked>>	68%	54853	89%	**60	100%
Accurate No. 7	<<locked>>	82%	55579	90%	**42	96%
Accurate No. 9	<<locked>>	90%	54810	89%	**06	91%
Accurate Solo 1000	<<locked>>	91%	54984	89%	**31	100%
Accurate Solo 1250	<<locked>>	93%	54549	88%	**86	100%
Accurate TCM	<<locked>>	91%	55550	90%	**00	92%
[Alliant 2400]*	<<locked>>	96%	45339	73%	**91	84%
Alliant BE-86	<<locked>>	90%	54824	89%	**67	100%
Alliant BLUE DOT	<<locked>>	96%	41408	67%	**16	90%
Alliant BULLSEYE	<<locked>>	83%	55245	89%	**91	100%
Alliant Herco	<<locked>>	96%	42308	68%	**27	100%
Alliant POWER PISTOL 👍	<<locked>>	90%	55376	89%	**39	100%
Alliant RED DOT	<<locked>>	94%	54317	88%	**27	100%
Alliant Sport Pistol	<<locked>>	76%	54549	88%	**95	100%
Alliant UNIQUE 👍	<<locked>>	93%	55303	89%	**05	100%
Baschieri & Pellagri 100	<<locked>>	89%	54012	87%	**14	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	97%	42380	68%	**80	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	83%	55187	89%	**31	100%
Hodgdon Clays	<<locked>>	91%	55013	89%	**36	100%
Hodgdon HP38	<<locked>>	67%	55129	89%	**70	100%
Hodgdon HS-6	<<locked>>	74%	55158	89%	**44	100%
Hodgdon Longshot	<<locked>>	71%	55071	89%	**21	100%
Hodgdon TiteGroup	<<locked>>	63%	54868	89%	**21	100%
Hodgdon Universal	<<locked>>	87%	55230	89%	**16	100%
Hodgdon CFE Pistol	<<locked>>	89%	55361	89%	**16	100%
Hodgdon TrailBoss	<<locked>>	97%	17796	29%	**17	100%
Lovex D036	<<locked>>	68%	54795	88%	**57	100%
Lovex D037.1	<<locked>>	82%	55579	90%	**42	96%
Lovex D037.2	<<locked>>	89%	54810	89%	**06	91%
Lovex S011	<<locked>>	78%	55608	90%	**73	100%
Lovex S020	<<locked>>	83%	54984	89%	**23	100%
Maxam CSB 1	<<locked>>	97%	54070	87%	**70	100%
Maxam CSB 2	<<locked>>	92%	55013	89%	**93	100%
Maxam CSB 3	<<locked>>	93%	54911	89%	**57	100%
Maxam CSB 4	<<locked>>	91%	54882	89%	**50	100%
Maxam CSB 5	<<locked>>	87%	55158	89%	**81	100%
[Ramshot Enforcer]*	<<locked>>	96%	46412	75%	**05	86%
Ramshot Silhouette	<<locked>>	76%	55317	89%	**88	100%
Ramshot True Blue	<<locked>>	70%	55564	90%	**21	100%
Ramshot Zip	<<locked>>	67%	54157	87%	**80	100%
ReloadSwiss RS 12	<<locked>>	80%	54259	88%	**64	100%
ReloadSwiss RS 14	<<locked>>	96%	16273	26%	**07	100%
ReloadSwiss RS 20	<<locked>>	93%	55259	89%	**62	100%
ReloadSwiss RS 24	<<locked>>	90%	54810	89%	**10	97%
Rottweil P 801	<<locked>>	77%	55637	90%	**34	100%
Rottweil P 806 👍	<<locked>>	93%	55085	89%	**73	100%
SNPE Vectan A0	<<locked>>	96%	55042	89%	**39	100%
SNPE Vectan BA 9	<<locked>>	87%	54534	88%	**00	100%
SNPE Vectan BA10	<<locked>>	87%	54636	88%	**49	100%
SNPE Vectan BA7 1/2	<<locked>>	96%	50792	82%	**49	100%
SNPE Vectan BA9 1/2	<<locked>>	89%	54766	88%	**00	100%
SNPE Vectan SP 2	<<locked>>	83%	55535	90%	**16	100%
Shooters World Auto Pistol	<<locked>>	68%	54795	88%	**57	100%
Shooters World Heavy Pistol	<<locked>>	89%	54810	89%	**06	91%
Shooters World Major Pistol	<<locked>>	82%	55579	90%	**42	96%
Somchem MP200	<<locked>>	84%	54128	87%	**75	100%
Somchem MS200	<<locked>>	91%	55013	89%	**55	100%
Somchem S221	<<locked>>	77%	55434	90%	**00	99%
Vihtavuori 3N37 👍	<<locked>>	90%	54375	88%	**14	100%
Vihtavuori 3N38	<<locked>>	96%	47210	76%	**88	96%
Vihtavuori N105	<<locked>>	97%	40335	65%	**32	97%
Vihtavuori N310	<<locked>>	74%	54331	88%	**42	101%
Vihtavuori N320	<<locked>>	87%	55651	90%	**54	100%
Vihtavuori N32C Tin Star	<<locked>>	96%	37260	60%	**26	100%
Vihtavuori N330	<<locked>>	85%	54215	88%	**86	100%
Vihtavuori N340	<<locked>>	90%	54549	88%	**55	100%
Vihtavuori N350 👍	<<locked>>	94%	55158	89%	**11	100%
Winchester 231	<<locked>>	74%	54157	87%	**80	100%
Winchester AutoComp	<<locked>>	93%	54665	88%	**00	100%

Max Load - Barrel Length: 5.50''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AP 100]*	<<locked>>	61%	16172	26%	**93	83%
ADI AP 70N	<<locked>>	61%	34867	56%	**47	100%
ADI APS 350	<<locked>>	61%	29269	47%	**75	100%
ADI APS 450	<<locked>>	61%	28036	45%	**88	100%
ADI AS 30	<<locked>>	61%	27282	44%	**24	100%
ADI AS 50N	<<locked>>	61%	29834	48%	**12	100%
Accurate No. 2	<<locked>>	61%	27586	45%	**52	100%
Accurate No. 5	<<locked>>	61%	42308	68%	**96	99%
[Accurate No. 7]*	<<locked>>	61%	25396	41%	**91	82%
[Accurate No. 9]*	<<locked>>	75%	32300	52%	**26	80%
Accurate Solo 1000	<<locked>>	61%	27557	44%	**60	100%
Accurate Solo 1250	<<locked>>	61%	24178	39%	**50	100%
[Accurate TCM]*	<<locked>>	73%	30429	49%	**83	81%
[Alliant 2400]*	<<locked>>	90%	37231	60%	**54	80%
Alliant BE-86	<<locked>>	61%	24961	40%	**50	100%
[Alliant BLUE DOT]*	<<locked>>	78%	24787	40%	**68	80%
Alliant BULLSEYE	<<locked>>	61%	31183	50%	**47	100%
Alliant Herco	<<locked>>	61%	17912	29%	**35	98%
Alliant POWER PISTOL	<<locked>>	61%	24047	39%	**52	90%
Alliant RED DOT	<<locked>>	61%	26382	43%	**21	100%
Alliant Sport Pistol	<<locked>>	61%	35360	57%	**26	100%
Alliant UNIQUE	<<locked>>	61%	24758	40%	**22	100%
Baschieri & Pellagri 100	<<locked>>	61%	26731	43%	**47	100%
Baschieri & Pellagri 102 Pistol	<<locked>>	61%	17260	28%	**47	100%
Baschieri & Pellagri 103 Pistol	<<locked>>	61%	29588	48%	**06	100%
Hodgdon Clays	<<locked>>	61%	29689	48%	**88	100%
Hodgdon HP38	<<locked>>	61%	46644	75%	**78	100%
Hodgdon HS-6	<<locked>>	61%	35418	57%	**62	99%
Hodgdon Longshot	<<locked>>	61%	39392	64%	**24	100%
Hodgdon TiteGroup	<<locked>>	61%	51764	84%	**75	100%
Hodgdon Universal	<<locked>>	61%	28674	46%	**52	100%
Hodgdon CFE Pistol	<<locked>>	61%	27122	44%	**16	100%
Hodgdon TrailBoss	<<locked>>	61%	8731	14%	**2	100%
Lovex D036	<<locked>>	61%	42250	68%	**93	99%
[Lovex D037.1]*	<<locked>>	61%	25396	41%	**91	82%
[Lovex D037.2]*	<<locked>>	75%	32300	52%	**26	80%
Lovex S011	<<locked>>	61%	34998	57%	**08	100%
Lovex S020	<<locked>>	61%	28805	47%	**62	100%
Maxam CSB 1	<<locked>>	61%	22640	37%	**07	100%
Maxam CSB 2	<<locked>>	61%	24976	40%	**60	100%
Maxam CSB 3	<<locked>>	61%	25991	42%	**50	100%
Maxam CSB 4	<<locked>>	61%	27543	44%	**63	100%
Maxam CSB 5	<<locked>>	61%	30153	49%	**60	100%
[Ramshot Enforcer]*	<<locked>>	89%	35607	57%	**21	80%
Ramshot Silhouette	<<locked>>	61%	34925	56%	**26	100%
Ramshot True Blue	<<locked>>	61%	41031	66%	**24	100%
Ramshot Zip	<<locked>>	61%	46064	74%	**85	100%
ReloadSwiss RS 12	<<locked>>	61%	32721	53%	**81	100%
ReloadSwiss RS 14	<<locked>>	61%	8267	13%	**5	98%
ReloadSwiss RS 20	<<locked>>	61%	23119	37%	**83	100%
[ReloadSwiss RS 24]*	<<locked>>	61%	21408	35%	**73	81%
Rottweil P 801	<<locked>>	61%	36405	59%	**98	100%
Rottweil P 806	<<locked>>	61%	18362	30%	**98	90%
SNPE Vectan A0	<<locked>>	61%	22742	37%	**34	100%
SNPE Vectan BA 9	<<locked>>	61%	27514	44%	**06	100%
SNPE Vectan BA10	<<locked>>	61%	31183	50%	**37	100%
SNPE Vectan BA7 1/2	<<locked>>	61%	19725	32%	**78	93%
SNPE Vectan BA9 1/2	<<locked>>	61%	26934	43%	**12	100%
SNPE Vectan SP 2	<<locked>>	61%	26861	43%	**34	94%
Shooters World Auto Pistol	<<locked>>	61%	42250	68%	**93	99%
[Shooters World Heavy Pistol]*	<<locked>>	75%	32300	52%	**26	80%
[Shooters World Major Pistol]*	<<locked>>	61%	25396	41%	**91	82%
Somchem MP200	<<locked>>	61%	28108	45%	**88	100%
Somchem MS200	<<locked>>	61%	25382	41%	**16	100%
Somchem S221	<<locked>>	61%	32155	52%	**09	93%
Vihtavuori 3N37	<<locked>>	61%	22902	37%	**90	96%
[Vihtavuori 3N38]*	<<locked>>	67%	19899	32%	**30	81%
[Vihtavuori N105]*	<<locked>>	70%	16766	27%	**81	80%
Vihtavuori N310	<<locked>>	61%	39131	63%	**62	100%
Vihtavuori N320	<<locked>>	61%	28616	46%	**86	100%
Vihtavuori N32C Tin Star	<<locked>>	61%	17056	28%	**75	100%
Vihtavuori N330	<<locked>>	61%	27369	44%	**32	100%
Vihtavuori N340	<<locked>>	61%	24801	40%	**03	100%
Vihtavuori N350	<<locked>>	61%	20885	34%	**44	96%
Winchester 231	<<locked>>	61%	37434	60%	**73	100%
Winchester AutoComp	<<locked>>	61%	23757	38%	**47	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