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Load data for .460 Steyr + .458 | 475gr | Impala RNFP KO

Recommended Powder(s): IMR 8133 Enduron

.460 Steyr + .458 | 475gr | Impala RNFP KO

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:
.460 Steyr load data
Case Length (l3):
3.538" | 89.9mm
Cartridge Length (C.O.L.):
4.847" | 123.1mm
Seated Depth:
0.215" | 5.5mm
Shank Seated Depth:
0.215" | 5.5mm
Case Capacity:
263.4 Grains of Water | 17.10 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
53664 psi | 3700 bar
LID:
LID_B3031_C804
Last updated:
2025-01-01

Load data for 40 loads in caliber .460 Steyr with .458 | 475gr | Impala RNFP KO bullet and 20 powders such as IMR 8133 Enduron. 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".

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  • 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.

    .

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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 2217
<<locked>>
84%
48124
90%
**67
100%
ADI AR 2218
<<locked>>
89%
48138
90%
**76
98%
ADI AR 2225
<<locked>>
86%
48269
90%
**00
100%
Accurate 8700
<<locked>>
94%
48211
90%
**80
97%
Alliant Reloder-33
<<locked>>
85%
48167
90%
**17
97%
Alliant Reloder-50
<<locked>>
89%
48283
90%
**13
97%
Hodgdon H1000
<<locked>>
84%
48124
90%
**67
100%
Hodgdon Retumbo
<<locked>>
86%
48269
90%
**00
100%
[Hodgdon US 869]*
<<locked>>
92%
48167
90%
**61
92%
Hodgdon TrailBoss
<<locked>>
97%
36825
69%
**52
100%
IMR 8133 Enduron 👍
<<locked>>
89%
48153
90%
**94
100%
[Lovex D100]*
<<locked>>
85%
48095
90%
**18
93%
Norma 217
<<locked>>
88%
48109
90%
**90
100%
[Ramshot LRT]*
<<locked>>
89%
47979
89%
**00
92%
ReloadSwiss RS 14
<<locked>>
97%
37985
71%
**91
100%
SNPE Vectan SP 13
<<locked>>
93%
48138
90%
**51
96%
Vihtavuori 20N29
<<locked>>
94%
48225
90%
**74
95%
[Vihtavuori 24N41]*
<<locked>>
88%
47964
89%
**71
92%
Vihtavuori N170
<<locked>>
86%
47964
89%
**21
96%
Vihtavuori N570
<<locked>>
83%
48167
90%
**26
97%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2217
<<locked>>
81%
42873
80%
**69
99%
[ADI AR 2218]*
<<locked>>
81%
37043
69%
**03
93%
ADI AR 2225
<<locked>>
81%
40393
75%
**52
100%
[Accurate 8700]*
<<locked>>
83%
32779
61%
**33
90%
Alliant Reloder-33
<<locked>>
81%
41452
77%
**75
95%
[Alliant Reloder-50]*
<<locked>>
81%
36985
69%
**61
92%
Hodgdon H1000
<<locked>>
81%
42873
80%
**69
99%
Hodgdon Retumbo
<<locked>>
81%
40393
75%
**52
100%
[Hodgdon US 869]*
<<locked>>
88%
42989
80%
**62
90%
Hodgdon TrailBoss
<<locked>>
85%
31444
59%
**44
100%
IMR 8133 Enduron
<<locked>>
81%
37942
71%
**80
98%
[Lovex D100]*
<<locked>>
81%
41582
77%
**80
90%
Norma 217
<<locked>>
81%
38870
72%
**03
99%
[Ramshot LRT]*
<<locked>>
85%
43018
80%
**05
90%
ReloadSwiss RS 14
<<locked>>
81%
30603
57%
**40
100%
[SNPE Vectan SP 13]*
<<locked>>
81%
32735
61%
**16
90%
[Vihtavuori 20N29]*
<<locked>>
87%
37405
70%
**44
90%
[Vihtavuori 24N41]*
<<locked>>
85%
43076
80%
**69
90%
[Vihtavuori N170]*
<<locked>>
81%
40872
76%
**74
94%
Vihtavuori N570
<<locked>>
81%
44541
83%
**57
96%

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

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