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Load data for 458 x 2'' American + .458 | 350gr | Barnes X S

Recommended Powder(s): Accurate 5744, Lovex D060, Lovex D063, Shooters World Blackout, Shooters World Buffalo Rifle

458 x 2'' American + .458 | 350gr | Barnes X S

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 350gr | Barnes X S
Manufacturer SKU:
45805
Bullet Weight:
350gr | 22.7g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
<<locked>>
Caliber:
458 x 2'' American load data
Case Length (l3):
2.000" | 50.8mm
Cartridge Length (C.O.L.):
<<locked>>
Seated Depth:
<<locked>>
Shank Seated Depth:
<<locked>>
Case Capacity:
73.0 Grains of Water | 4.74 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
59988 psi | 4136 bar
LID:
LID_B811_C792
Last updated:
2026-04-23

Load data for 40 loads in caliber 458 x 2'' American with .458 | 350gr | Barnes X S bullet and 20 powders such as Accurate 5744, Lovex D060, Lovex D063, Shooters World Blackout, Shooters World Buffalo Rifle. 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>>
93%
53374
89%
**75
100%
ADI AR 2207
<<locked>>
97%
36260
60%
**23
98%
Accurate 1680
<<locked>>
96%
50212
84%
**34
95%
Accurate 5744 👍
<<locked>>
92%
53838
90%
**73
98%
Accurate No. 11 FS
<<locked>>
90%
52939
88%
**41
100%
Alliant Reloder-7
<<locked>>
97%
39175
65%
**19
95%
Hodgdon LilGun
<<locked>>
86%
53374
89%
**67
100%
[IMR 4198]*
<<locked>>
97%
34113
57%
**21
94%
IMR 4227
<<locked>>
96%
46282
77%
**69
99%
Lovex D060 👍
<<locked>>
93%
52953
88%
**60
98%
Lovex D063 👍
<<locked>>
90%
53925
90%
**60
98%
Lovex S040
<<locked>>
86%
53316
89%
**59
100%
Lovex S053
<<locked>>
97%
44715
75%
**59
100%
[Norma 200]*
<<locked>>
97%
33750
56%
**86
94%
ReloadSwiss RS 36
<<locked>>
97%
45672
76%
**05
98%
SNPE Vectan BA6 1/2
<<locked>>
96%
41466
69%
**18
100%
Shooters World Blackout 👍
<<locked>>
90%
53925
90%
**60
98%
Shooters World Buffalo Rifle 👍
<<locked>>
93%
52953
88%
**60
98%
Vihtavuori N110
<<locked>>
96%
53098
89%
**91
100%
Vihtavuori N120
<<locked>>
97%
36753
61%
**00
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
37855
63%
**85
100%
[ADI AR 2207]*
<<locked>>
81%
23830
40%
**63
93%
[Accurate 1680]*
<<locked>>
85%
35259
59%
**24
90%
Accurate 5744
<<locked>>
81%
39798
66%
**80
96%
Accurate No. 11 FS
<<locked>>
81%
39624
66%
**80
99%
[Alliant Reloder-7]*
<<locked>>
82%
26368
44%
**80
90%
Hodgdon LilGun
<<locked>>
81%
45353
76%
**85
100%
[IMR 4198]*
<<locked>>
88%
27644
46%
**83
90%
IMR 4227
<<locked>>
81%
30806
51%
**26
95%
Lovex D060
<<locked>>
81%
37869
63%
**50
95%
Lovex D063
<<locked>>
81%
40785
68%
**93
96%
Lovex S040
<<locked>>
81%
46688
78%
**86
100%
Lovex S053
<<locked>>
81%
29805
50%
**22
98%
[Norma 200]*
<<locked>>
87%
25672
43%
**26
90%
[ReloadSwiss RS 36]*
<<locked>>
81%
29138
49%
**39
94%
SNPE Vectan BA6 1/2
<<locked>>
81%
28398
47%
**27
100%
Shooters World Blackout
<<locked>>
81%
40785
68%
**93
96%
Shooters World Buffalo Rifle
<<locked>>
81%
37869
63%
**50
95%
Vihtavuori N110
<<locked>>
81%
34998
58%
**75
100%
Vihtavuori N120
<<locked>>
81%
24308
41%
**50
95%

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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