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Load data for .458 Win.Mag. + .458 | 400gr | Speer FN

Recommended Powder(s): Accurate 2460, Hodgdon H322, Hodgdon H335, ReloadSwiss RS 40, SNPE Vectan SP 10

.458 Win.Mag. + .458 | 400gr | Speer FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 400gr | Speer FN
Manufacturer SKU:
2479
Bullet Weight:
400gr | 25.9g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.972" | 24.7mm
Caliber:
.458 Win.Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.182" | 4.6mm
Shank Seated Depth:
0.182" | 4.6mm
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_B6299_C796
Last updated:
2025-02-02

Load data for 154 loads in caliber .458 Win.Mag. with .458 | 400gr | Speer FN bullet and 77 powders such as Accurate 2460, 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".

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    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.

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%
48689
78%
**65
97%
ADI AR 2207
<<locked>>
88%
55187
88%
**39
100%
[ADI AR 2208]*
<<locked>>
97%
41539
67%
**28
94%
ADI AR 2219
<<locked>>
91%
55492
89%
**34
100%
Accurate 2015
<<locked>>
97%
55100
88%
**85
100%
Accurate 2200
<<locked>>
97%
53432
86%
**79
96%
Accurate 2230
<<locked>>
94%
55347
89%
**11
98%
Accurate 2460 👍
<<locked>>
95%
55738
89%
**31
99%
Accurate 2495
<<locked>>
97%
46760
75%
**65
100%
Accurate 2520
<<locked>>
97%
49995
80%
**02
99%
Accurate 4064
<<locked>>
97%
38493
62%
**44
99%
Alliant AR-Comp
<<locked>>
97%
49124
79%
**82
100%
Alliant Reloder- TS 15.5
<<locked>>
97%
39233
63%
**41
95%
Alliant Reloder-10x
<<locked>>
94%
56115
90%
**02
100%
Alliant Reloder-15
<<locked>>
97%
42975
69%
**97
95%
Alliant Reloder-7
<<locked>>
88%
55782
89%
**43
100%
Baschieri & Pellagri 106
<<locked>>
92%
55753
89%
**43
100%
Baschieri & Pellagri 107
<<locked>>
97%
48501
78%
**72
95%
Hodgdon BL-C2
<<locked>>
97%
50386
81%
**25
98%
Hodgdon Benchmark
<<locked>>
97%
54737
88%
**79
99%
Hodgdon CFE BLK
<<locked>>
88%
55985
90%
**59
99%
[Hodgdon CFE223]*
<<locked>>
97%
42250
68%
**97
93%
Hodgdon H322 👍
<<locked>>
97%
54752
88%
**28
100%
Hodgdon H335 👍
<<locked>>
92%
55709
89%
**51
100%
[Hodgdon H380]*
<<locked>>
97%
40321
65%
**38
92%
Hodgdon H4198
<<locked>>
90%
55390
89%
**36
100%
[Hodgdon VARGET]*
<<locked>>
97%
40988
66%
**18
94%
IMR 3031
<<locked>>
97%
42250
68%
**13
100%
[IMR 4064]*
<<locked>>
97%
40205
64%
**01
94%
IMR 4198
<<locked>>
93%
55695
89%
**52
100%
IMR 4227
<<locked>>
83%
55709
89%
**87
100%
IMR 4895
<<locked>>
97%
43685
70%
**23
96%
IMR 8208 XBR
<<locked>>
97%
51880
83%
**85
98%
Lovex D073.4
<<locked>>
93%
55912
90%
**18
99%
Lovex D073.5
<<locked>>
95%
55477
89%
**25
99%
Lovex D073.6
<<locked>>
97%
46543
75%
**56
99%
Lovex S053
<<locked>>
84%
55956
90%
**54
100%
Lovex S060
<<locked>>
97%
50633
81%
**16
97%
Lovex S062
<<locked>>
97%
42279
68%
**57
97%
Norma 200
<<locked>>
90%
55695
89%
**79
100%
Norma 201
<<locked>>
97%
47311
76%
**20
98%
Norma 202
<<locked>>
97%
47601
76%
**43
100%
Norma 203B
<<locked>>
97%
41713
67%
**83
95%
Ramshot Big Game
<<locked>>
97%
42743
69%
**00
95%
Ramshot TAC
<<locked>>
97%
53243
85%
**88
95%
Ramshot Wild Boar
<<locked>>
97%
50879
82%
**02
97%
Ramshot X-Terminator
<<locked>>
96%
55941
90%
**08
98%
ReloadSwiss RS 36
<<locked>>
83%
55825
90%
**23
100%
ReloadSwiss RS 40 👍
<<locked>>
95%
55564
89%
**28
100%
ReloadSwiss RS 52
<<locked>>
97%
40944
66%
**03
97%
Rottweil R 901
<<locked>>
97%
51750
83%
**65
100%
Rottweil R 902
<<locked>>
97%
44947
72%
**77
97%
[Rottweil R 903]*
<<locked>>
97%
35592
57%
**82
94%
SNPE Vectan BA6 1/2
<<locked>>
88%
55767
89%
**16
100%
SNPE Vectan SP 10 👍
<<locked>>
91%
55883
90%
**44
100%
[SNPE Vectan SP 11]*
<<locked>>
97%
38812
62%
**38
93%
[SNPE Vectan SP 7]*
<<locked>>
97%
49821
80%
**49
94%
SNPE Vectan SP 9
<<locked>>
97%
47442
76%
**43
96%
SNPE Vectan Tubal 3000
<<locked>>
97%
51024
82%
**00
100%
SNPE Vectan Tubal 5000
<<locked>>
97%
40872
66%
**78
99%
Shooters World Match Rifle
<<locked>>
97%
46543
75%
**56
99%
Shooters World Precision
<<locked>>
97%
42279
68%
**57
97%
Shooters World Tactical Rifle
<<locked>>
93%
56014
90%
**95
99%
Somchem S321
<<locked>>
96%
55666
89%
**54
99%
Somchem S335
<<locked>>
97%
49153
79%
**00
100%
Somchem S341
<<locked>>
97%
49501
79%
**62
97%
[Somchem S355]*
<<locked>>
97%
37057
59%
**88
94%
Vihtavuori N120
<<locked>>
91%
55666
89%
**97
100%
Vihtavuori N130
<<locked>>
96%
55332
89%
**46
100%
Vihtavuori N133
<<locked>>
97%
46514
75%
**51
100%
Vihtavuori N135
<<locked>>
97%
35549
57%
**52
99%
Vihtavuori N140
<<locked>>
97%
43990
71%
**74
99%
[Vihtavuori N150]*
<<locked>>
97%
31618
51%
**64
94%
Vihtavuori N530
<<locked>>
97%
55564
89%
**38
99%
Vihtavuori N540
<<locked>>
97%
43990
71%
**97
99%
Winchester 748
<<locked>>
97%
55274
89%
**80
99%
Winchester StaBALL Match
<<locked>>
95%
56086
90%
**77
98%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2206H]*
<<locked>>
81%
29747
48%
**18
90%
ADI AR 2207
<<locked>>
81%
44193
71%
**01
100%
[ADI AR 2208]*
<<locked>>
89%
32648
52%
**51
90%
ADI AR 2219
<<locked>>
81%
39175
63%
**05
99%
Accurate 2015
<<locked>>
81%
33982
54%
**77
99%
[Accurate 2200]*
<<locked>>
84%
34940
56%
**80
90%
[Accurate 2230]*
<<locked>>
81%
34954
56%
**00
94%
Accurate 2460
<<locked>>
81%
34679
56%
**13
96%
Accurate 2495
<<locked>>
81%
27876
45%
**31
98%
[Accurate 2520]*
<<locked>>
81%
28863
46%
**37
94%
[Accurate 4064]*
<<locked>>
81%
23496
38%
**13
93%
Alliant AR-Comp
<<locked>>
81%
29675
48%
**60
100%
[Alliant Reloder- TS 15.5]*
<<locked>>
85%
27108
43%
**78
90%
Alliant Reloder-10x
<<locked>>
81%
37304
60%
**39
100%
[Alliant Reloder-15]*
<<locked>>
87%
31357
50%
**70
90%
Alliant Reloder-7
<<locked>>
81%
45426
73%
**11
100%
Baschieri & Pellagri 106
<<locked>>
81%
39581
63%
**23
99%
[Baschieri & Pellagri 107]*
<<locked>>
86%
34142
55%
**13
90%
[Hodgdon BL-C2]*
<<locked>>
81%
29428
47%
**47
92%
Hodgdon Benchmark
<<locked>>
81%
34345
55%
**51
95%
Hodgdon CFE BLK
<<locked>>
81%
44411
71%
**98
97%
[Hodgdon CFE223]*
<<locked>>
92%
35505
57%
**65
90%
Hodgdon H322
<<locked>>
81%
33373
54%
**96
98%
Hodgdon H335
<<locked>>
81%
38406
62%
**98
98%
[Hodgdon H380]*
<<locked>>
93%
35737
57%
**56
90%
Hodgdon H4198
<<locked>>
81%
43062
69%
**65
99%
[Hodgdon VARGET]*
<<locked>>
89%
32648
52%
**51
90%
IMR 3031
<<locked>>
81%
26034
42%
**78
96%
[IMR 4064]*
<<locked>>
88%
31299
50%
**24
90%
IMR 4198
<<locked>>
81%
38841
62%
**26
100%
IMR 4227
<<locked>>
81%
51938
83%
**44
100%
[IMR 4895]*
<<locked>>
84%
29443
47%
**44
90%
[IMR 8208 XBR]*
<<locked>>
81%
31763
51%
**41
93%
Lovex D073.4
<<locked>>
81%
36347
58%
**29
96%
Lovex D073.5
<<locked>>
81%
34461
55%
**06
95%
[Lovex D073.6]*
<<locked>>
81%
26992
43%
**91
93%
Lovex S053
<<locked>>
81%
50546
81%
**95
100%
[Lovex S060]*
<<locked>>
81%
31676
51%
**91
91%
[Lovex S062]*
<<locked>>
81%
26063
42%
**26
90%
Norma 200
<<locked>>
81%
42380
68%
**08
100%
[Norma 201]*
<<locked>>
81%
29240
47%
**88
92%
Norma 202
<<locked>>
81%
28819
46%
**05
95%
[Norma 203B]*
<<locked>>
86%
29617
47%
**37
90%
[Ramshot Big Game]*
<<locked>>
88%
32053
51%
**90
90%
[Ramshot TAC]*
<<locked>>
87%
38450
62%
**56
90%
[Ramshot Wild Boar]*
<<locked>>
81%
30414
49%
**34
90%
[Ramshot X-Terminator]*
<<locked>>
81%
34766
56%
**77
92%
ReloadSwiss RS 36
<<locked>>
81%
51953
83%
**77
100%
ReloadSwiss RS 40
<<locked>>
81%
35665
57%
**19
96%
[ReloadSwiss RS 52]*
<<locked>>
83%
26368
42%
**82
90%
Rottweil R 901
<<locked>>
81%
32547
52%
**47
96%
[Rottweil R 902]*
<<locked>>
81%
27833
45%
**49
91%
[Rottweil R 903]*
<<locked>>
89%
27659
44%
**11
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
46499
75%
**11
100%
SNPE Vectan SP 10
<<locked>>
81%
39581
63%
**08
98%
[SNPE Vectan SP 11]*
<<locked>>
91%
31937
51%
**90
90%
[SNPE Vectan SP 7]*
<<locked>>
87%
36114
58%
**33
90%
[SNPE Vectan SP 9]*
<<locked>>
83%
30052
48%
**21
90%
SNPE Vectan Tubal 3000
<<locked>>
81%
31459
50%
**82
96%
SNPE Vectan Tubal 5000
<<locked>>
81%
25338
41%
**64
95%
[Shooters World Match Rifle]*
<<locked>>
81%
26992
43%
**91
93%
[Shooters World Precision]*
<<locked>>
81%
26063
42%
**26
90%
Shooters World Tactical Rifle
<<locked>>
81%
38101
61%
**33
95%
[Somchem S321]*
<<locked>>
81%
33301
53%
**00
94%
Somchem S335
<<locked>>
81%
30589
49%
**85
97%
[Somchem S341]*
<<locked>>
82%
30618
49%
**24
90%
[Somchem S355]*
<<locked>>
88%
28079
45%
**01
90%
Vihtavuori N120
<<locked>>
81%
41423
66%
**26
100%
Vihtavuori N130
<<locked>>
81%
34925
56%
**57
100%
Vihtavuori N133
<<locked>>
81%
28979
46%
**52
98%
[Vihtavuori N135]*
<<locked>>
81%
22133
35%
**37
94%
Vihtavuori N140
<<locked>>
81%
27122
43%
**46
95%
[Vihtavuori N150]*
<<locked>>
89%
25324
41%
**09
90%
[Vihtavuori N530]*
<<locked>>
81%
32953
53%
**77
94%
[Vihtavuori N540]*
<<locked>>
81%
26716
43%
**59
94%
[Winchester 748]*
<<locked>>
81%
32213
52%
**00
94%
[Winchester StaBALL Match]*
<<locked>>
81%
34403
55%
**36
93%

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.

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