Load data for .458 Win.Mag. + .458 | 475gr | Impala RNFP KO

Recommended Powder(s): ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:	.458 \| 475gr \| Impala RNFP KO
Bullet Weight:	475gr \| 30.8g
Bullet Diameter:	0.458" \| 11.63mm
Bullet Length:	1.524" \| 38.7mm
Caliber:	.458 Win.Mag. load data
Case Length (l3):	2.500" \| 63.5mm
Cartridge Length (C.O.L.):	3.290" \| 83.6mm
Seated Depth:	0.734" \| 18.6mm
Shank Seated Depth:	0.734" \| 18.6mm
Case Capacity:	95.0 Grains of Water \| 6.17 cm³
Primer Size:	Large Rifle Magnum (LRM)
Max. allowed Pressure:	62366 psi \| 4300 bar
LID:	LID_B3031_C796
Last updated:	2025-01-01

Load data for 150 loads in caliber .458 Win.Mag. with .458 | 475gr | Impala RNFP KO bullet and 75 powders such as ADI AR 2219, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10. 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 AR 2206H	<<locked>>	97%	43801	70%	**46	95%
ADI AR 2207	<<locked>>	92%	55535	89%	**91	100%
[ADI AR 2208]*	<<locked>>	97%	37724	60%	**31	92%
ADI AR 2219 👍	<<locked>>	95%	56086	90%	**77	100%
Accurate 1680	<<locked>>	84%	55419	89%	**91	100%
Accurate 2015	<<locked>>	97%	49676	80%	**72	100%
[Accurate 2200]*	<<locked>>	97%	48399	78%	**55	94%
Accurate 2230	<<locked>>	97%	54114	87%	**34	98%
Accurate 2460	<<locked>>	97%	53693	86%	**41	99%
Accurate 2495	<<locked>>	97%	41959	67%	**59	100%
Accurate 2520	<<locked>>	97%	43772	70%	**72	98%
Accurate 4064	<<locked>>	97%	34853	56%	**60	98%
Alliant AR-Comp	<<locked>>	97%	43555	70%	**69	100%
[Alliant Reloder- TS 15.5]*	<<locked>>	97%	35462	57%	**44	94%
Alliant Reloder-10x	<<locked>>	97%	54766	88%	**31	100%
[Alliant Reloder-15]*	<<locked>>	97%	38421	62%	**86	93%
Alliant Reloder-7	<<locked>>	90%	55027	88%	**78	100%
Baschieri & Pellagri 106	<<locked>>	95%	56043	90%	**95	100%
[Baschieri & Pellagri 107]*	<<locked>>	97%	43801	70%	**49	93%
Hodgdon BL-C2	<<locked>>	97%	44222	71%	**88	96%
Hodgdon Benchmark	<<locked>>	97%	50053	80%	**62	98%
Hodgdon CFE BLK	<<locked>>	91%	55883	90%	**91	98%
Hodgdon H322 👍	<<locked>>	97%	49052	79%	**05	100%
Hodgdon H335 👍	<<locked>>	95%	55172	88%	**80	100%
Hodgdon H4198	<<locked>>	93%	56014	90%	**82	100%
[Hodgdon VARGET]*	<<locked>>	97%	37463	60%	**24	91%
IMR 3031	<<locked>>	97%	37985	61%	**06	99%
[IMR 4064]*	<<locked>>	96%	36260	58%	**04	92%
IMR 4198	<<locked>>	97%	55564	89%	**95	100%
IMR 4227	<<locked>>	86%	55869	90%	**36	100%
[IMR 4895]*	<<locked>>	97%	39175	63%	**13	94%
IMR 8208 XBR	<<locked>>	97%	46673	75%	**59	97%
Lovex D073.4	<<locked>>	96%	55303	89%	**47	99%
Lovex D073.5	<<locked>>	97%	52373	84%	**28	99%
Lovex D073.6	<<locked>>	97%	40379	65%	**29	98%
Lovex S053	<<locked>>	87%	55550	89%	**06	100%
Lovex S060	<<locked>>	97%	45861	74%	**06	95%
Lovex S062	<<locked>>	97%	38043	61%	**57	95%
Norma 200	<<locked>>	93%	55680	89%	**21	100%
Norma 201	<<locked>>	97%	43511	70%	**19	96%
Norma 202	<<locked>>	97%	42844	69%	**36	99%
[Norma 203B]*	<<locked>>	97%	37652	60%	**80	93%
[Ramshot Big Game]*	<<locked>>	97%	38087	61%	**77	92%
[Ramshot TAC]*	<<locked>>	97%	47718	77%	**59	92%
Ramshot Wild Boar	<<locked>>	97%	45832	73%	**78	95%
Ramshot X-Terminator	<<locked>>	97%	51590	83%	**98	96%
ReloadSwiss RS 36	<<locked>>	86%	55405	89%	**65	100%
ReloadSwiss RS 40 👍	<<locked>>	97%	53374	86%	**37	99%
ReloadSwiss RS 52	<<locked>>	97%	36637	59%	**83	95%
Rottweil R 901	<<locked>>	97%	47340	76%	**55	99%
Rottweil R 902	<<locked>>	97%	40596	65%	**77	96%
[Rottweil R 903]*	<<locked>>	97%	31995	51%	**95	92%
SNPE Vectan BA6 1/2	<<locked>>	90%	55782	89%	**88	100%
SNPE Vectan SP 10 👍	<<locked>>	95%	55405	89%	**73	100%
[SNPE Vectan SP 7]*	<<locked>>	97%	44208	71%	**26	92%
[SNPE Vectan SP 9]*	<<locked>>	97%	42264	68%	**23	94%
SNPE Vectan Tubal 3000	<<locked>>	97%	46804	75%	**03	99%
SNPE Vectan Tubal 5000	<<locked>>	97%	37405	60%	**98	98%
Shooters World Match Rifle	<<locked>>	97%	40379	65%	**29	98%
Shooters World Precision	<<locked>>	97%	38043	61%	**57	95%
Shooters World Tactical Rifle	<<locked>>	96%	56115	90%	**28	98%
Somchem S321	<<locked>>	97%	50807	81%	**34	98%
Somchem S335	<<locked>>	97%	44889	72%	**03	99%
Somchem S341	<<locked>>	97%	44498	71%	**39	95%
[Somchem S355]*	<<locked>>	97%	33736	54%	**08	92%
Vihtavuori N120	<<locked>>	94%	55651	89%	**52	100%
Vihtavuori N130	<<locked>>	97%	50807	81%	**49	100%
Vihtavuori N133	<<locked>>	96%	41756	67%	**60	100%
Vihtavuori N135	<<locked>>	97%	32010	51%	**75	98%
Vihtavuori N140	<<locked>>	97%	39755	64%	**77	98%
[Vihtavuori N150]*	<<locked>>	97%	29283	47%	**06	92%
Vihtavuori N530	<<locked>>	97%	49371	79%	**01	98%
Vihtavuori N540	<<locked>>	97%	39479	63%	**96	98%
Winchester 748	<<locked>>	97%	49429	79%	**44	98%
Winchester StaBALL Match	<<locked>>	97%	53461	86%	**77	97%

Max Load - Barrel Length: 23.60''

Powder	Charge	FR	MaxP	%	V(0)	z
[ADI AR 2206H]*	<<locked>>	85%	30777	49%	**32	90%
ADI AR 2207	<<locked>>	81%	41147	66%	**34	100%
[ADI AR 2208]*	<<locked>>	93%	34635	56%	**75	90%
ADI AR 2219	<<locked>>	81%	36013	58%	**21	98%
Accurate 1680	<<locked>>	81%	51271	82%	**46	100%
Accurate 2015	<<locked>>	81%	31198	50%	**19	99%
[Accurate 2200]*	<<locked>>	88%	36956	59%	**95	90%
[Accurate 2230]*	<<locked>>	81%	32126	52%	**36	92%
[Accurate 2460]*	<<locked>>	81%	32068	51%	**49	94%
Accurate 2495	<<locked>>	81%	25773	41%	**90	97%
[Accurate 2520]*	<<locked>>	81%	26469	42%	**83	93%
[Accurate 4064]*	<<locked>>	84%	24076	39%	**47	93%
Alliant AR-Comp	<<locked>>	81%	27572	44%	**06	99%
[Alliant Reloder- TS 15.5]*	<<locked>>	89%	28442	46%	**06	90%
Alliant Reloder-10x	<<locked>>	81%	34432	55%	**78	100%
[Alliant Reloder-15]*	<<locked>>	91%	33228	53%	**95	90%
Alliant Reloder-7	<<locked>>	81%	42598	68%	**41	100%
Baschieri & Pellagri 106	<<locked>>	81%	36869	59%	**62	99%
[Baschieri & Pellagri 107]*	<<locked>>	91%	36129	58%	**27	90%
[Hodgdon BL-C2]*	<<locked>>	82%	27876	45%	**06	90%
[Hodgdon Benchmark]*	<<locked>>	81%	32053	51%	**96	93%
Hodgdon CFE BLK	<<locked>>	81%	41220	66%	**14	96%
Hodgdon H322	<<locked>>	81%	30922	50%	**32	97%
Hodgdon H335	<<locked>>	81%	34737	56%	**11	97%
Hodgdon H4198	<<locked>>	81%	40074	64%	**91	99%
[Hodgdon VARGET]*	<<locked>>	93%	34360	55%	**72	90%
IMR 3031	<<locked>>	81%	24758	40%	**40	95%
[IMR 4064]*	<<locked>>	93%	33243	53%	**52	90%
IMR 4198	<<locked>>	81%	36216	58%	**65	100%
IMR 4227	<<locked>>	81%	48240	77%	**60	100%
[IMR 4895]*	<<locked>>	88%	30676	49%	**59	90%
[IMR 8208 XBR]*	<<locked>>	81%	29472	47%	**86	91%
[Lovex D073.4]*	<<locked>>	81%	33228	53%	**59	94%
[Lovex D073.5]*	<<locked>>	81%	31720	51%	**42	94%
[Lovex D073.6]*	<<locked>>	81%	24860	40%	**47	92%
Lovex S053	<<locked>>	81%	47500	76%	**24	100%
[Lovex S060]*	<<locked>>	83%	31241	50%	**73	90%
[Lovex S062]*	<<locked>>	84%	26731	43%	**54	90%
Norma 200	<<locked>>	81%	39117	63%	**31	100%
[Norma 201]*	<<locked>>	81%	27485	44%	**47	91%
[Norma 202]*	<<locked>>	81%	26963	43%	**63	94%
[Norma 203B]*	<<locked>>	90%	31024	50%	**59	90%
[Ramshot Big Game]*	<<locked>>	93%	34098	55%	**04	90%
[Ramshot TAC]*	<<locked>>	92%	41060	66%	**67	90%
[Ramshot Wild Boar]*	<<locked>>	85%	31604	51%	**52	90%
[Ramshot X-Terminator]*	<<locked>>	81%	32097	51%	**16	90%
ReloadSwiss RS 36	<<locked>>	81%	47935	77%	**86	100%
ReloadSwiss RS 40	<<locked>>	81%	33011	53%	**55	95%
[ReloadSwiss RS 52]*	<<locked>>	87%	27702	44%	**06	90%
Rottweil R 901	<<locked>>	81%	30792	49%	**99	95%
[Rottweil R 902]*	<<locked>>	83%	27644	44%	**47	91%
[Rottweil R 903]*	<<locked>>	93%	28776	46%	**29	90%
SNPE Vectan BA6 1/2	<<locked>>	81%	44092	71%	**73	100%
SNPE Vectan SP 10	<<locked>>	81%	36129	58%	**24	97%
[SNPE Vectan SP 7]*	<<locked>>	92%	38624	62%	**44	90%
[SNPE Vectan SP 9]*	<<locked>>	86%	31560	51%	**42	90%
SNPE Vectan Tubal 3000	<<locked>>	81%	29327	47%	**40	95%
SNPE Vectan Tubal 5000	<<locked>>	87%	28442	46%	**44	96%
[Shooters World Match Rifle]*	<<locked>>	81%	24860	40%	**47	92%
[Shooters World Precision]*	<<locked>>	84%	26731	43%	**54	90%
[Shooters World Tactical Rifle]*	<<locked>>	81%	34766	56%	**55	93%
[Somchem S321]*	<<locked>>	81%	30734	49%	**36	93%
Somchem S335	<<locked>>	81%	28689	46%	**50	96%
[Somchem S341]*	<<locked>>	87%	32518	52%	**49	90%
[Somchem S355]*	<<locked>>	92%	29312	47%	**26	90%
Vihtavuori N120	<<locked>>	81%	38609	62%	**68	100%
Vihtavuori N130	<<locked>>	81%	32808	53%	**09	99%
Vihtavuori N133	<<locked>>	83%	28747	46%	**47	97%
Vihtavuori N135	<<locked>>	88%	25483	41%	**40	96%
[Vihtavuori N140]*	<<locked>>	83%	27122	43%	**50	94%
[Vihtavuori N150]*	<<locked>>	94%	26803	43%	**50	90%
[Vihtavuori N530]*	<<locked>>	81%	30705	49%	**22	92%
[Vihtavuori N540]*	<<locked>>	82%	25831	41%	**44	93%
[Winchester 748]*	<<locked>>	81%	29994	48%	**36	92%
[Winchester StaBALL Match]*	<<locked>>	81%	31705	51%	**59	91%

Start Load - Barrel Length: 23.60''

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