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Load data for .460 Steyr + .458 | 270gr | Atomic 29 FNHP

Recommended Powder(s): Alliant Reloder-23, Alliant Reloder-25, Alliant Reloder-26, Winchester StaBALL HD

.460 Steyr + .458 | 270gr | Atomic 29 FNHP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 270gr | Atomic 29 FNHP
Bullet Weight:
270gr | 17.5g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
<<locked>>
Caliber:
.460 Steyr load data
Case Length (l3):
3.538" | 89.9mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
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_B12245_C804
Last updated:
2026-02-07

Load data for 76 loads in caliber .460 Steyr with .458 | 270gr | Atomic 29 FNHP bullet and 38 powders such as Alliant Reloder-23, Alliant Reloder-25, Alliant Reloder-26, Winchester StaBALL HD. 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 2209
<<locked>>
84%
48240
90%
**30
96%
[ADI AR 2213]*
<<locked>>
87%
48283
90%
**46
94%
ADI AR 2217
<<locked>>
96%
48153
90%
**43
95%
ADI AR 2225
<<locked>>
97%
44657
83%
**97
97%
Accurate 3100
<<locked>>
87%
48080
90%
**71
98%
[Accurate MAGPRO]*
<<locked>>
87%
48254
90%
**43
92%
Alliant Reloder-19
<<locked>>
84%
48283
90%
**20
96%
Alliant Reloder-22
<<locked>>
87%
48225
90%
**40
96%
Alliant Reloder-23 👍
<<locked>>
88%
48269
90%
**30
100%
Alliant Reloder-25 👍
<<locked>>
92%
48080
90%
**73
99%
Alliant Reloder-26 👍
<<locked>>
84%
48167
90%
**92
99%
Bofors RP15
<<locked>>
89%
48283
90%
**40
96%
Bofors RP30
<<locked>>
95%
48269
90%
**53
95%
Bofors RP5
<<locked>>
87%
48225
90%
**40
96%
Hodgdon H1000
<<locked>>
96%
48153
90%
**43
95%
[Hodgdon H4831]*
<<locked>>
89%
48182
90%
**04
94%
[Hodgdon H4831 SC]*
<<locked>>
86%
48022
89%
**94
93%
Hodgdon Retumbo
<<locked>>
97%
44657
83%
**97
97%
Hodgdon TrailBoss
<<locked>>
97%
35766
67%
**87
100%
IMR 4831
<<locked>>
83%
48225
90%
**91
99%
[IMR 4955 Enduron]*
<<locked>>
87%
48182
90%
**68
94%
[IMR 7828 SSC]*
<<locked>>
86%
48269
90%
**63
94%
Lovex S071
<<locked>>
92%
48080
90%
**71
98%
[Norma 217]*
<<locked>>
97%
40625
76%
**99
94%
Norma MRP
<<locked>>
85%
48283
90%
**60
97%
Ramshot Grand
<<locked>>
85%
48080
90%
**76
95%
Ramshot Magnum
<<locked>>
88%
47993
89%
**17
97%
ReloadSwiss RS 14
<<locked>>
97%
36463
68%
**36
100%
ReloadSwiss RS 76
<<locked>>
93%
48037
90%
**25
98%
[ReloadSwiss RS 80]*
<<locked>>
95%
48008
89%
**69
93%
[Rottweil R 904]*
<<locked>>
84%
48269
90%
**74
94%
Rottweil R 905
<<locked>>
85%
48109
90%
**07
96%
Somchem S385
<<locked>>
84%
48225
90%
**87
97%
Vihtavuori N165
<<locked>>
89%
48167
90%
**64
96%
Vihtavuori N555
<<locked>>
85%
48283
90%
**17
100%
[Vihtavuori N560]*
<<locked>>
87%
48153
90%
**63
93%
[Vihtavuori N565]*
<<locked>>
91%
48008
89%
**17
94%
Winchester StaBALL HD 👍
<<locked>>
89%
48167
90%
**22
100%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
81%
43062
80%
**99
94%
[ADI AR 2213]*
<<locked>>
81%
38972
73%
**17
90%
[ADI AR 2217]*
<<locked>>
90%
38638
72%
**91
90%
[ADI AR 2225]*
<<locked>>
88%
33054
62%
**49
90%
Accurate 3100
<<locked>>
81%
38986
73%
**48
96%
[Accurate MAGPRO]*
<<locked>>
85%
44295
83%
**45
90%
[Alliant Reloder-19]*
<<locked>>
81%
43120
80%
**99
94%
[Alliant Reloder-22]*
<<locked>>
81%
38972
73%
**00
92%
Alliant Reloder-23
<<locked>>
81%
37536
70%
**84
98%
[Alliant Reloder-25]*
<<locked>>
81%
32358
60%
**36
93%
Alliant Reloder-26
<<locked>>
81%
42047
78%
**35
98%
[Bofors RP15]*
<<locked>>
81%
36129
67%
**25
90%
[Bofors RP30]*
<<locked>>
88%
38043
71%
**94
90%
[Bofors RP5]*
<<locked>>
81%
38972
73%
**00
92%
[Hodgdon H1000]*
<<locked>>
90%
38638
72%
**91
90%
[Hodgdon H4831]*
<<locked>>
84%
40147
75%
**04
90%
[Hodgdon H4831 SC]*
<<locked>>
81%
40422
75%
**04
90%
[Hodgdon Retumbo]*
<<locked>>
88%
33054
62%
**49
90%
Hodgdon TrailBoss
<<locked>>
81%
28297
53%
**96
100%
IMR 4831
<<locked>>
81%
44411
83%
**02
99%
[IMR 4955 Enduron]*
<<locked>>
81%
40205
75%
**71
91%
[IMR 7828 SSC]*
<<locked>>
81%
39508
74%
**43
90%
[Lovex S071]*
<<locked>>
81%
33330
62%
**81
93%
[Norma 217]*
<<locked>>
92%
33997
63%
**99
90%
Norma MRP
<<locked>>
81%
41046
76%
**99
95%
[Ramshot Grand]*
<<locked>>
81%
41524
77%
**02
92%
[Ramshot Magnum]*
<<locked>>
81%
36419
68%
**22
92%
ReloadSwiss RS 14
<<locked>>
81%
29008
54%
**46
100%
[ReloadSwiss RS 76]*
<<locked>>
83%
33765
63%
**92
90%
[ReloadSwiss RS 80]*
<<locked>>
92%
42699
80%
**28
90%
[Rottweil R 904]*
<<locked>>
81%
44280
83%
**86
93%
[Rottweil R 905]*
<<locked>>
81%
42496
79%
**86
94%
Somchem S385
<<locked>>
81%
43120
80%
**56
95%
[Vihtavuori N165]*
<<locked>>
81%
36318
68%
**63
92%
Vihtavuori N555
<<locked>>
81%
41945
78%
**79
98%
[Vihtavuori N560]*
<<locked>>
82%
40669
76%
**76
90%
[Vihtavuori N565]*
<<locked>>
85%
39566
74%
**14
90%
Winchester StaBALL HD
<<locked>>
81%
34200
64%
**68
98%

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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