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Load data for 458 x 2'' American + .458 | 350gr | Hornady InterLock RN

Recommended Powder(s): ADI AR 2207, Alliant Reloder-7, IMR 4227, Lovex S053, ReloadSwiss RS 36

458 x 2'' American + .458 | 350gr | Hornady InterLock RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 350gr | Hornady InterLock RN
Manufacturer SKU:
4502
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_B2880_C792
Last updated:
2026-04-23

Load data for 58 loads in caliber 458 x 2'' American with .458 | 350gr | Hornady InterLock RN bullet and 29 powders such as ADI AR 2207, Alliant Reloder-7, IMR 4227, Lovex S053, 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>>
89%
53853
90%
**26
100%
ADI AR 2207 👍
<<locked>>
97%
42148
70%
**62
100%
[ADI AR 2219]*
<<locked>>
97%
39465
66%
**19
93%
Accurate 1680
<<locked>>
93%
52866
88%
**38
98%
[Accurate 2015]*
<<locked>>
97%
30792
51%
**78
94%
Accurate 5744
<<locked>>
87%
53519
89%
**34
100%
Accurate No. 11 FS
<<locked>>
86%
53461
89%
**95
100%
[Alliant AR-Comp]*
<<locked>>
97%
28311
47%
**46
94%
Alliant Reloder-10x
<<locked>>
97%
35070
58%
**70
96%
Alliant Reloder-7 👍
<<locked>>
97%
45397
76%
**65
99%
Baschieri & Pellagri 106
<<locked>>
97%
41046
68%
**67
95%
[Hodgdon CFE BLK]*
<<locked>>
89%
53359
89%
**34
93%
[Hodgdon H335]*
<<locked>>
97%
38740
65%
**10
92%
Hodgdon H4198
<<locked>>
97%
44875
75%
**06
95%
IMR 4198
<<locked>>
96%
38595
64%
**64
98%
IMR 4227 👍
<<locked>>
96%
53417
89%
**08
100%
Lovex D060
<<locked>>
89%
53519
89%
**34
100%
Lovex D063
<<locked>>
85%
53867
90%
**24
100%
Lovex S053 👍
<<locked>>
96%
51314
86%
**75
100%
Norma 200
<<locked>>
97%
39784
66%
**39
98%
ReloadSwiss RS 36 👍
<<locked>>
97%
53461
89%
**51
100%
SNPE Vectan BA6 1/2
<<locked>>
97%
47514
79%
**11
100%
[SNPE Vectan SP 10]*
<<locked>>
97%
38638
64%
**13
92%
Shooters World Blackout
<<locked>>
85%
53867
90%
**24
100%
Shooters World Buffalo Rifle
<<locked>>
89%
53519
89%
**34
100%
Vihtavuori N110
<<locked>>
92%
53867
90%
**33
100%
Vihtavuori N120
<<locked>>
97%
42670
71%
**33
100%
Vihtavuori N130
<<locked>>
97%
34751
58%
**05
96%
[Vihtavuori N133]*
<<locked>>
97%
30385
51%
**09
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2205
<<locked>>
81%
41989
70%
**85
100%
ADI AR 2207
<<locked>>
81%
26542
44%
**77
97%
[ADI AR 2219]*
<<locked>>
90%
31850
53%
**75
90%
[Accurate 1680]*
<<locked>>
81%
35317
59%
**85
94%
[Accurate 2015]*
<<locked>>
88%
23989
40%
**21
90%
Accurate 5744
<<locked>>
81%
44686
74%
**16
99%
Accurate No. 11 FS
<<locked>>
81%
45397
76%
**03
100%
[Alliant AR-Comp]*
<<locked>>
89%
23003
38%
**98
90%
[Alliant Reloder-10x]*
<<locked>>
82%
22307
37%
**78
90%
[Alliant Reloder-7]*
<<locked>>
81%
28239
47%
**70
94%
[Baschieri & Pellagri 106]*
<<locked>>
86%
29559
49%
**60
90%
[Hodgdon CFE BLK]*
<<locked>>
83%
44440
74%
**13
90%
[Hodgdon H335]*
<<locked>>
94%
35665
59%
**54
90%
[Hodgdon H4198]*
<<locked>>
85%
31444
52%
**77
90%
[IMR 4198]*
<<locked>>
81%
25295
42%
**85
93%
IMR 4227
<<locked>>
81%
34258
57%
**39
98%
Lovex D060
<<locked>>
81%
42380
71%
**80
99%
Lovex D063
<<locked>>
81%
46195
77%
**29
99%
Lovex S053
<<locked>>
81%
33170
55%
**23
100%
[Norma 200]*
<<locked>>
81%
24352
41%
**34
93%
ReloadSwiss RS 36
<<locked>>
81%
32706
55%
**52
98%
SNPE Vectan BA6 1/2
<<locked>>
81%
31546
53%
**01
100%
[SNPE Vectan SP 10]*
<<locked>>
93%
34243
57%
**37
90%
Shooters World Blackout
<<locked>>
81%
46195
77%
**29
99%
Shooters World Buffalo Rifle
<<locked>>
81%
42380
71%
**80
99%
Vihtavuori N110
<<locked>>
81%
39305
66%
**65
100%
Vihtavuori N120
<<locked>>
81%
26934
45%
**60
99%
[Vihtavuori N130]*
<<locked>>
84%
23293
39%
**55
90%
[Vihtavuori N133]*
<<locked>>
93%
27050
45%
**31
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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