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Load data for .458 Win.Mag. + .458 | 295gr | AERO SB,- smax:12.80

Recommended Powder(s): ADI AR 2207, Accurate 1680, Alliant Reloder-7, Norma 200, ReloadSwiss RS 36

.458 Win.Mag. + .458 | 295gr | AERO SB,- smax:12.80

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 295gr | AERO SB,- smax:12.80
Bullet Weight:
295gr | 19.1g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.154" | 29.3mm
Caliber:
.458 Win.Mag. load data
Case Length (l3):
2.500" | 63.5mm
Cartridge Length (C.O.L.):
3.290" | 83.6mm
Seated Depth:
0.364" | 9.2mm
Shank Seated Depth:
0.364" | 9.2mm
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_B142_C796
Last updated:
2025-01-01

Load data for 66 loads in caliber .458 Win.Mag. with .458 | 295gr | AERO SB,- smax:12.80 bullet and 33 powders such as ADI AR 2207, Accurate 1680, Alliant Reloder-7, Norma 200, ReloadSwiss RS 36. 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 2205
<<locked>>
87%
55825
90%
**36
100%
ADI AR 2207 👍
<<locked>>
97%
49356
79%
**38
100%
ADI AR 2219
<<locked>>
97%
45382
73%
**15
96%
Accurate 1680 👍
<<locked>>
91%
55956
90%
**84
99%
Accurate 2015
<<locked>>
97%
36274
58%
**38
96%
[Accurate 2495]*
<<locked>>
97%
26672
43%
**23
92%
Accurate 5744
<<locked>>
85%
55463
89%
**71
100%
Accurate No. 11 FS
<<locked>>
83%
55245
89%
**15
100%
Alliant AR-Comp
<<locked>>
97%
32300
52%
**08
97%
Alliant Reloder-10x
<<locked>>
97%
40277
65%
**30
98%
Alliant Reloder-7 👍
<<locked>>
97%
51822
83%
**44
100%
Baschieri & Pellagri 106
<<locked>>
97%
46224
74%
**26
97%
[Hodgdon CFE BLK]*
<<locked>>
97%
53795
86%
**12
94%
[Hodgdon H322]*
<<locked>>
97%
37318
60%
**61
94%
Hodgdon H335
<<locked>>
97%
44251
71%
**98
95%
Hodgdon H4198
<<locked>>
97%
50140
80%
**75
97%
IMR 4198
<<locked>>
97%
43540
70%
**30
99%
IMR 4227
<<locked>>
93%
55622
89%
**38
100%
Lovex D060
<<locked>>
87%
55927
90%
**74
100%
Lovex S053
<<locked>>
95%
55753
89%
**15
100%
Norma 200 👍
<<locked>>
97%
45861
74%
**12
100%
ReloadSwiss RS 36 👍
<<locked>>
94%
56115
90%
**87
100%
[ReloadSwiss RS 40]*
<<locked>>
97%
39943
64%
**93
92%
[Rottweil R 901]*
<<locked>>
97%
34287
55%
**82
91%
SNPE Vectan BA6 1/2
<<locked>>
97%
52881
85%
**34
100%
SNPE Vectan SP 10
<<locked>>
97%
45165
72%
**08
95%
[SNPE Vectan Tubal 3000]*
<<locked>>
97%
34896
56%
**29
91%
Shooters World Buffalo Rifle
<<locked>>
87%
55927
90%
**74
100%
[Somchem S335]*
<<locked>>
97%
33141
53%
**26
92%
Vihtavuori N110
<<locked>>
89%
55347
89%
**43
100%
Vihtavuori N120
<<locked>>
97%
45759
73%
**46
100%
Vihtavuori N130
<<locked>>
97%
38348
61%
**25
97%
[Vihtavuori N133]*
<<locked>>
97%
31662
51%
**83
94%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
46253
74%
**11
100%
ADI AR 2207
<<locked>>
81%
29965
48%
**90
99%
[ADI AR 2219]*
<<locked>>
85%
30197
48%
**90
90%
Accurate 1680
<<locked>>
81%
39682
64%
**31
96%
[Accurate 2015]*
<<locked>>
83%
23322
37%
**16
90%
[Accurate 2495]*
<<locked>>
93%
23395
38%
**28
90%
Accurate 5744
<<locked>>
81%
49168
79%
**79
100%
Accurate No. 11 FS
<<locked>>
81%
50981
82%
**59
100%
[Alliant AR-Comp]*
<<locked>>
84%
21814
35%
**87
90%
[Alliant Reloder-10x]*
<<locked>>
81%
24540
39%
**59
92%
Alliant Reloder-7
<<locked>>
81%
31575
51%
**80
96%
[Baschieri & Pellagri 106]*
<<locked>>
81%
28021
45%
**59
90%
[Hodgdon CFE BLK]*
<<locked>>
89%
41307
66%
**15
90%
[Hodgdon H322]*
<<locked>>
90%
30197
48%
**90
90%
[Hodgdon H335]*
<<locked>>
88%
32851
53%
**59
90%
[Hodgdon H4198]*
<<locked>>
81%
31212
50%
**18
91%
IMR 4198
<<locked>>
81%
27804
45%
**82
95%
IMR 4227
<<locked>>
81%
38218
61%
**69
99%
Lovex D060
<<locked>>
81%
46427
74%
**33
99%
Lovex S053
<<locked>>
81%
36985
59%
**43
100%
Norma 200
<<locked>>
81%
27557
44%
**38
95%
ReloadSwiss RS 36
<<locked>>
81%
36854
59%
**85
99%
[ReloadSwiss RS 40]*
<<locked>>
93%
35476
57%
**98
90%
[Rottweil R 901]*
<<locked>>
94%
31705
51%
**23
90%
SNPE Vectan BA6 1/2
<<locked>>
81%
34592
55%
**78
100%
[SNPE Vectan SP 10]*
<<locked>>
87%
32343
52%
**49
90%
[SNPE Vectan Tubal 3000]*
<<locked>>
94%
32039
51%
**67
90%
Shooters World Buffalo Rifle
<<locked>>
81%
46427
74%
**33
99%
[Somchem S335]*
<<locked>>
93%
28848
46%
**28
90%
Vihtavuori N110
<<locked>>
81%
43830
70%
**95
100%
Vihtavuori N120
<<locked>>
81%
28152
45%
**15
99%
[Vihtavuori N130]*
<<locked>>
81%
23554
38%
**77
91%
[Vihtavuori N133]*
<<locked>>
89%
25251
40%
**13
90%

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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