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Load data for .450 N.E. 3 1/4'' + .458 | 500gr | A-Square MONO RN

Recommended Powder(s): Alliant Reloder-16, Alliant Reloder-23, Somchem S365, Vihtavuori N555, Winchester StaBALL HD

.450 N.E. 3 1/4'' + .458 | 500gr | A-Square MONO RN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 500gr | A-Square MONO RN
Bullet Weight:
500gr | 32.4g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.000" | 25.4mm
Caliber:
.450 N.E. 3 1/4'' load data
Case Length (l3):
3.250" | 82.5mm
Cartridge Length (C.O.L.):
3.891" | 98.8mm
Seated Depth:
0.359" | 9.1mm
Shank Seated Depth:
0.359" | 9.1mm
Case Capacity:
136.0 Grains of Water | 8.83 cm³
Primer Size:
Large Rifle Magnum (LRM)
Max. allowed Pressure:
44237 psi | 3050 bar
LID:
LID_B408_C765
Last updated:
2025-01-01

Load data for 82 loads in caliber .450 N.E. 3 1/4'' with .458 | 500gr | A-Square MONO RN bullet and 41 powders such as Alliant Reloder-16, Alliant Reloder-23, Somchem S365, Vihtavuori N555, 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>>
92%
39653
90%
**69
93%
Accurate 3100
<<locked>>
97%
39363
89%
**69
97%
Accurate 4350
<<locked>>
87%
39523
89%
**85
99%
Alliant Reloder-16 👍
<<locked>>
88%
39624
90%
**98
99%
Alliant Reloder-17
<<locked>>
84%
39610
90%
**21
100%
[Alliant Reloder-19]*
<<locked>>
92%
39494
89%
**75
94%
[Alliant Reloder-22]*
<<locked>>
97%
39653
90%
**24
94%
Alliant Reloder-23 👍
<<locked>>
97%
37710
85%
**95
99%
Alliant Reloder-25
<<locked>>
97%
33489
76%
**13
95%
Alliant Reloder-26
<<locked>>
95%
39740
90%
**90
98%
Hodgdon H4350
<<locked>>
89%
39610
90%
**29
95%
Hodgdon Hybrid 100V
<<locked>>
90%
39697
90%
**65
100%
Hodgdon LVR
<<locked>>
85%
39465
89%
**65
98%
Hodgdon Superperformance
<<locked>>
86%
39697
90%
**08
95%
IMR 4350
<<locked>>
87%
39610
90%
**26
95%
IMR 4831
<<locked>>
92%
39537
89%
**65
99%
[IMR 4955 Enduron]*
<<locked>>
94%
39726
90%
**23
91%
Lovex S065
<<locked>>
84%
39624
90%
**13
97%
Lovex S070
<<locked>>
86%
39595
90%
**29
96%
Lovex S071
<<locked>>
97%
32996
75%
**51
95%
[Norma 204]*
<<locked>>
87%
39682
90%
**59
93%
Norma MRP
<<locked>>
95%
39697
90%
**51
96%
Norma URP
<<locked>>
87%
39537
89%
**78
98%
Ramshot Hunter
<<locked>>
88%
39581
89%
**92
97%
[Ramshot Magnum]*
<<locked>>
97%
38435
87%
**78
94%
ReloadSwiss RS 60
<<locked>>
85%
39798
90%
**41
100%
ReloadSwiss RS 62
<<locked>>
88%
39668
90%
**11
98%
ReloadSwiss RS 70
<<locked>>
88%
39552
89%
**21
98%
[Rottweil R 904]*
<<locked>>
91%
39784
90%
**33
92%
[Rottweil R 905]*
<<locked>>
93%
39566
89%
**88
94%
SNPE Vectan Tubal 7000
<<locked>>
85%
39813
90%
**83
96%
Shooters World Long Rifle
<<locked>>
84%
39624
90%
**13
97%
Somchem S365 👍
<<locked>>
91%
39726
90%
**18
100%
Somchem S385
<<locked>>
93%
39581
89%
**65
95%
Vihtavuori N150
<<locked>>
86%
39769
90%
**06
100%
Vihtavuori N160
<<locked>>
85%
39784
90%
**49
98%
[Vihtavuori N165]*
<<locked>>
97%
37913
86%
**19
94%
Vihtavuori N550
<<locked>>
84%
39682
90%
**78
98%
Vihtavuori N555 👍
<<locked>>
95%
39726
90%
**28
99%
Winchester 6.5 StaBALL
<<locked>>
86%
39726
90%
**39
100%
Winchester StaBALL HD 👍
<<locked>>
97%
33765
76%
**08
99%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2209]*
<<locked>>
86%
32750
74%
**28
90%
[Accurate 3100]*
<<locked>>
82%
24424
55%
**54
90%
Accurate 4350
<<locked>>
81%
32184
73%
**41
97%
Alliant Reloder-16
<<locked>>
81%
32358
73%
**47
97%
Alliant Reloder-17
<<locked>>
81%
35984
81%
**52
99%
[Alliant Reloder-19]*
<<locked>>
85%
31850
72%
**14
90%
[Alliant Reloder-22]*
<<locked>>
90%
32010
72%
**57
90%
[Alliant Reloder-23]*
<<locked>>
81%
23453
53%
**44
93%
[Alliant Reloder-25]*
<<locked>>
89%
26368
60%
**23
90%
[Alliant Reloder-26]*
<<locked>>
81%
24526
55%
**13
90%
[Hodgdon H4350]*
<<locked>>
81%
31415
71%
**65
92%
Hodgdon Hybrid 100V
<<locked>>
81%
29733
67%
**69
97%
Hodgdon LVR
<<locked>>
81%
35186
80%
**90
97%
[Hodgdon Superperformance]*
<<locked>>
81%
33446
76%
**77
93%
[IMR 4350]*
<<locked>>
81%
33069
75%
**98
93%
IMR 4831
<<locked>>
81%
28442
64%
**42
95%
[IMR 4955 Enduron]*
<<locked>>
91%
36724
83%
**67
90%
Lovex S065
<<locked>>
81%
36158
82%
**47
96%
[Lovex S070]*
<<locked>>
81%
34185
77%
**24
94%
[Lovex S071]*
<<locked>>
87%
24424
55%
**54
90%
[Norma 204]*
<<locked>>
81%
32300
73%
**11
90%
[Norma MRP]*
<<locked>>
85%
28993
66%
**11
90%
Norma URP
<<locked>>
81%
32329
73%
**37
96%
[Ramshot Hunter]*
<<locked>>
81%
31604
71%
**24
94%
[Ramshot Magnum]*
<<locked>>
92%
31995
72%
**37
90%
ReloadSwiss RS 60
<<locked>>
81%
34954
79%
**46
100%
ReloadSwiss RS 62
<<locked>>
81%
31821
72%
**51
96%
ReloadSwiss RS 70
<<locked>>
81%
31763
72%
**57
95%
[Rottweil R 904]*
<<locked>>
86%
34867
79%
**37
90%
[Rottweil R 905]*
<<locked>>
86%
31183
70%
**11
90%
[SNPE Vectan Tubal 7000]*
<<locked>>
81%
35346
80%
**01
94%
Shooters World Long Rifle
<<locked>>
81%
36158
82%
**47
96%
Somchem S365
<<locked>>
81%
29153
66%
**08
99%
[Somchem S385]*
<<locked>>
82%
28311
64%
**32
90%
Vihtavuori N150
<<locked>>
81%
34127
77%
**08
99%
Vihtavuori N160
<<locked>>
81%
35056
79%
**67
97%
[Vihtavuori N165]*
<<locked>>
90%
30298
68%
**62
90%
Vihtavuori N550
<<locked>>
81%
35752
81%
**00
97%
[Vihtavuori N555]*
<<locked>>
81%
25063
57%
**09
94%
Winchester 6.5 StaBALL
<<locked>>
81%
33417
76%
**24
99%
[Winchester StaBALL HD]*
<<locked>>
82%
21248
48%
**14
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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