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Load data for .450 N.E. 3 1/4'' + .458 | 400gr | Swift A-Frame

Recommended Powder(s): ReloadSwiss RS 52

.450 N.E. 3 1/4'' + .458 | 400gr | Swift A-Frame

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 400gr | Swift A-Frame
Bullet Weight:
400gr | 25.9g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
1.130" | 28.7mm
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:
0.489" | 12.4mm
Shank Seated Depth:
0.489" | 12.4mm
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_B10881_C765
Last updated:
2025-02-02

Load data for 88 loads in caliber .450 N.E. 3 1/4'' with .458 | 400gr | Swift A-Frame bullet and 44 powders such as ReloadSwiss RS 52. 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 2208
<<locked>>
85%
39726
90%
**13
96%
Accurate 4064
<<locked>>
84%
39639
90%
**43
100%
Accurate 4350
<<locked>>
94%
39624
90%
**05
95%
Alliant Reloder- TS 15.5
<<locked>>
85%
39798
90%
**56
98%
Alliant Reloder-16
<<locked>>
94%
39668
90%
**02
95%
Alliant Reloder-17
<<locked>>
90%
39595
89%
**28
97%
[Alliant Reloder-23]*
<<locked>>
97%
31415
71%
**34
93%
Hodgdon CFE223
<<locked>>
84%
39450
89%
**79
95%
Hodgdon H380
<<locked>>
85%
39552
89%
**43
95%
[Hodgdon H414]*
<<locked>>
89%
39755
90%
**85
92%
Hodgdon Hybrid 100V
<<locked>>
97%
39378
89%
**69
97%
[Hodgdon LVR]*
<<locked>>
91%
39552
89%
**82
94%
Hodgdon VARGET
<<locked>>
85%
39726
90%
**13
96%
IMR 4064
<<locked>>
85%
39668
90%
**10
96%
[IMR 4166 Enduron]*
<<locked>>
85%
39697
90%
**74
92%
[IMR 4451 Enduron]*
<<locked>>
87%
39537
89%
**97
91%
IMR 4831
<<locked>>
97%
37362
84%
**43
95%
Lovex S062
<<locked>>
83%
39334
89%
**13
98%
[Lovex S065]*
<<locked>>
90%
39624
90%
**13
94%
[Lovex S070]*
<<locked>>
92%
39436
89%
**26
92%
Norma 203B
<<locked>>
83%
39581
89%
**52
97%
Norma URP
<<locked>>
94%
39566
89%
**92
95%
Ramshot Big Game
<<locked>>
84%
39726
90%
**75
97%
[Ramshot Hunter]*
<<locked>>
94%
39639
90%
**88
93%
[ReloadSwiss RS 50]*
<<locked>>
84%
39755
90%
**13
93%
ReloadSwiss RS 52 👍
<<locked>>
85%
39798
90%
**95
99%
ReloadSwiss RS 60
<<locked>>
91%
39668
90%
**41
98%
ReloadSwiss RS 62
<<locked>>
94%
39740
90%
**18
95%
[ReloadSwiss RS 70]*
<<locked>>
94%
39755
90%
**11
93%
Rottweil R 903
<<locked>>
88%
39813
90%
**59
98%
SNPE Vectan SP 11
<<locked>>
87%
39378
89%
**79
97%
SNPE Vectan Tubal 5000
<<locked>>
85%
39697
90%
**60
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
91%
39697
90%
**83
92%
[Shooters World Long Rifle]*
<<locked>>
90%
39624
90%
**13
94%
Shooters World Precision
<<locked>>
83%
39334
89%
**13
98%
Somchem S355
<<locked>>
87%
39320
89%
**36
97%
Somchem S365
<<locked>>
97%
38957
88%
**25
98%
Vihtavuori N135
<<locked>>
88%
39523
89%
**10
100%
Vihtavuori N150
<<locked>>
92%
39581
89%
**20
99%
Vihtavuori N160
<<locked>>
91%
39798
90%
**62
95%
Vihtavuori N550
<<locked>>
91%
39798
90%
**95
95%
[Vihtavuori N555]*
<<locked>>
97%
33141
75%
**10
94%
Winchester 6.5 StaBALL
<<locked>>
92%
39711
90%
**33
97%
[Winchester 760]*
<<locked>>
89%
39755
90%
**85
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
35491
80%
**31
95%
Accurate 4064
<<locked>>
81%
36201
82%
**77
99%
[Accurate 4350]*
<<locked>>
83%
27731
63%
**33
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
34795
79%
**51
96%
[Alliant Reloder-16]*
<<locked>>
84%
29805
67%
**59
90%
[Alliant Reloder-17]*
<<locked>>
81%
30240
68%
**05
93%
[Alliant Reloder-23]*
<<locked>>
91%
26948
61%
**00
90%
[Hodgdon CFE223]*
<<locked>>
81%
35491
80%
**00
94%
[Hodgdon H380]*
<<locked>>
81%
35375
80%
**51
93%
[Hodgdon H414]*
<<locked>>
86%
36129
82%
**06
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
25295
57%
**11
90%
[Hodgdon LVR]*
<<locked>>
82%
30516
69%
**69
90%
Hodgdon VARGET
<<locked>>
81%
35085
79%
**21
95%
IMR 4064
<<locked>>
81%
34896
79%
**15
95%
[IMR 4166 Enduron]*
<<locked>>
82%
36114
82%
**95
90%
[IMR 4451 Enduron]*
<<locked>>
84%
36172
82%
**28
90%
[IMR 4831]*
<<locked>>
87%
28079
63%
**16
90%
Lovex S062
<<locked>>
81%
37086
84%
**67
98%
[Lovex S065]*
<<locked>>
82%
31488
71%
**36
90%
[Lovex S070]*
<<locked>>
88%
35041
79%
**34
90%
Norma 203B
<<locked>>
81%
36840
83%
**97
96%
[Norma URP]*
<<locked>>
83%
28732
65%
**36
90%
Ramshot Big Game
<<locked>>
81%
36085
82%
**00
95%
[Ramshot Hunter]*
<<locked>>
89%
34200
77%
**64
90%
[ReloadSwiss RS 50]*
<<locked>>
81%
35708
81%
**31
91%
ReloadSwiss RS 52
<<locked>>
81%
35172
80%
**03
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
29530
67%
**82
93%
[ReloadSwiss RS 62]*
<<locked>>
85%
29907
68%
**88
90%
[ReloadSwiss RS 70]*
<<locked>>
88%
33504
76%
**57
90%
Rottweil R 903
<<locked>>
81%
32372
73%
**05
95%
[SNPE Vectan SP 11]*
<<locked>>
81%
33185
75%
**41
94%
SNPE Vectan Tubal 5000
<<locked>>
81%
35027
79%
**75
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
87%
34621
78%
**85
90%
[Shooters World Long Rifle]*
<<locked>>
82%
31488
71%
**36
90%
Shooters World Precision
<<locked>>
81%
37086
84%
**67
98%
Somchem S355
<<locked>>
81%
33431
76%
**11
95%
[Somchem S365]*
<<locked>>
81%
24613
56%
**47
91%
Vihtavuori N135
<<locked>>
81%
32489
73%
**69
100%
Vihtavuori N150
<<locked>>
81%
28587
65%
**87
95%
[Vihtavuori N160]*
<<locked>>
81%
29370
66%
**16
90%
[Vihtavuori N550]*
<<locked>>
81%
29660
67%
**62
91%
[Vihtavuori N555]*
<<locked>>
90%
27224
62%
**49
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
28543
65%
**73
92%
[Winchester 760]*
<<locked>>
86%
36129
82%
**06
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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