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Load data for .450 N.E. 3 1/4'' + .458 | 405gr | Remington SP

Recommended Powder(s):

.450 N.E. 3 1/4'' + .458 | 405gr | Remington SP

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 405gr | Remington SP
Bullet Weight:
405gr | 26.2g
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_B5209_C765
Last updated:
2025-01-01

Load data for 96 loads in caliber .450 N.E. 3 1/4'' with .458 | 405gr | Remington SP bullet and 48 powder(s). 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%
**36
97%
[Accurate 2700]*
<<locked>>
86%
39653
90%
**77
91%
Accurate 4064
<<locked>>
85%
39668
90%
**59
100%
Accurate 4350
<<locked>>
94%
39566
89%
**21
96%
Alliant Reloder- TS 15.5
<<locked>>
85%
39726
90%
**69
98%
Alliant Reloder-16
<<locked>>
94%
39740
90%
**21
96%
Alliant Reloder-17
<<locked>>
90%
39421
89%
**44
98%
[Alliant Reloder-23]*
<<locked>>
97%
30995
70%
**47
94%
Hodgdon CFE223
<<locked>>
84%
39711
90%
**05
96%
Hodgdon H380
<<locked>>
85%
39595
90%
**62
95%
[Hodgdon H414]*
<<locked>>
89%
39479
89%
**98
92%
[Hodgdon H4350]*
<<locked>>
95%
39653
90%
**46
91%
Hodgdon Hybrid 100V
<<locked>>
96%
39581
89%
**88
98%
Hodgdon LVR
<<locked>>
91%
39421
89%
**92
95%
Hodgdon VARGET
<<locked>>
85%
39726
90%
**36
97%
IMR 4064
<<locked>>
85%
39479
89%
**23
97%
[IMR 4166 Enduron]*
<<locked>>
85%
39726
90%
**93
93%
[IMR 4350]*
<<locked>>
93%
39537
89%
**43
92%
[IMR 4451 Enduron]*
<<locked>>
87%
39697
90%
**20
92%
IMR 4831
<<locked>>
97%
37478
85%
**62
95%
Lovex S062
<<locked>>
83%
39450
89%
**36
99%
[Lovex S065]*
<<locked>>
90%
39740
90%
**39
94%
[Lovex S070]*
<<locked>>
92%
39639
90%
**52
93%
Norma 203B
<<locked>>
84%
39639
90%
**69
97%
Norma URP
<<locked>>
94%
39407
89%
**08
96%
Ramshot Big Game
<<locked>>
84%
39711
90%
**95
97%
[Ramshot Hunter]*
<<locked>>
94%
39682
90%
**08
93%
[ReloadSwiss RS 50]*
<<locked>>
84%
39363
89%
**23
93%
ReloadSwiss RS 52 👍
<<locked>>
85%
39798
90%
**11
99%
ReloadSwiss RS 60 👍
<<locked>>
90%
39523
89%
**61
99%
ReloadSwiss RS 62
<<locked>>
94%
39726
90%
**44
96%
[ReloadSwiss RS 70]*
<<locked>>
93%
39610
90%
**31
94%
Rottweil R 903
<<locked>>
88%
39610
90%
**72
98%
[Rottweil R 907]*
<<locked>>
89%
39581
89%
**20
92%
SNPE Vectan SP 11
<<locked>>
87%
39668
90%
**02
97%
SNPE Vectan Tubal 5000
<<locked>>
85%
39566
89%
**77
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
90%
39566
89%
**00
93%
[Shooters World Long Rifle]*
<<locked>>
90%
39740
90%
**39
94%
Shooters World Precision
<<locked>>
83%
39450
89%
**36
99%
Somchem S355
<<locked>>
87%
39697
90%
**62
98%
Somchem S365 👍
<<locked>>
97%
39131
88%
**48
99%
Vihtavuori N135
<<locked>>
88%
39682
90%
**23
100%
Vihtavuori N150
<<locked>>
92%
39595
90%
**43
99%
Vihtavuori N160
<<locked>>
91%
39740
90%
**75
96%
Vihtavuori N550
<<locked>>
91%
39523
89%
**08
96%
[Vihtavuori N555]*
<<locked>>
97%
32590
74%
**13
94%
Winchester 6.5 StaBALL
<<locked>>
92%
39798
90%
**56
98%
[Winchester 760]*
<<locked>>
89%
39479
89%
**98
92%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
ADI AR 2208
<<locked>>
81%
35447
80%
**47
95%
[Accurate 2700]*
<<locked>>
84%
37115
84%
**24
90%
Accurate 4064
<<locked>>
81%
35389
80%
**80
100%
[Accurate 4350]*
<<locked>>
82%
26440
60%
**23
90%
Alliant Reloder- TS 15.5
<<locked>>
81%
34403
78%
**64
97%
[Alliant Reloder-16]*
<<locked>>
82%
28224
64%
**39
90%
[Alliant Reloder-17]*
<<locked>>
81%
29776
67%
**18
94%
[Alliant Reloder-23]*
<<locked>>
91%
25860
58%
**96
90%
Hodgdon CFE223
<<locked>>
81%
35476
80%
**16
95%
[Hodgdon H380]*
<<locked>>
81%
35114
79%
**64
94%
[Hodgdon H414]*
<<locked>>
84%
34287
78%
**90
90%
[Hodgdon H4350]*
<<locked>>
92%
36811
83%
**80
90%
[Hodgdon Hybrid 100V]*
<<locked>>
81%
24700
56%
**21
91%
[Hodgdon LVR]*
<<locked>>
81%
29196
66%
**56
90%
Hodgdon VARGET
<<locked>>
81%
35215
80%
**44
95%
IMR 4064
<<locked>>
81%
34650
78%
**21
95%
[IMR 4166 Enduron]*
<<locked>>
81%
34896
79%
**92
90%
[IMR 4350]*
<<locked>>
90%
36477
82%
**74
90%
[IMR 4451 Enduron]*
<<locked>>
83%
34577
78%
**11
90%
[IMR 4831]*
<<locked>>
86%
26760
60%
**06
90%
Lovex S062
<<locked>>
81%
36782
83%
**80
98%
[Lovex S065]*
<<locked>>
81%
30182
68%
**26
90%
[Lovex S070]*
<<locked>>
86%
33489
76%
**18
90%
Norma 203B
<<locked>>
81%
36680
83%
**13
97%
[Norma URP]*
<<locked>>
82%
27514
62%
**26
90%
Ramshot Big Game
<<locked>>
81%
35984
81%
**20
96%
[Ramshot Hunter]*
<<locked>>
88%
32692
74%
**54
90%
[ReloadSwiss RS 50]*
<<locked>>
81%
35621
81%
**47
92%
ReloadSwiss RS 52
<<locked>>
81%
34969
79%
**20
98%
[ReloadSwiss RS 60]*
<<locked>>
81%
29153
66%
**98
94%
[ReloadSwiss RS 62]*
<<locked>>
84%
28297
64%
**72
90%
[ReloadSwiss RS 70]*
<<locked>>
87%
31879
72%
**47
90%
Rottweil R 903
<<locked>>
81%
31865
72%
**08
96%
[Rottweil R 907]*
<<locked>>
86%
36056
81%
**41
90%
SNPE Vectan SP 11
<<locked>>
81%
32909
74%
**51
95%
SNPE Vectan Tubal 5000
<<locked>>
81%
34882
79%
**88
100%
[SNPE Vectan Tubal 7000]*
<<locked>>
85%
32953
75%
**69
90%
[Shooters World Long Rifle]*
<<locked>>
81%
30182
68%
**26
90%
Shooters World Precision
<<locked>>
81%
36782
83%
**80
98%
Somchem S355
<<locked>>
81%
32938
74%
**21
96%
[Somchem S365]*
<<locked>>
81%
23786
54%
**44
92%
Vihtavuori N135
<<locked>>
81%
32039
72%
**78
100%
Vihtavuori N150
<<locked>>
81%
28108
64%
**90
95%
[Vihtavuori N160]*
<<locked>>
81%
28950
65%
**33
91%
[Vihtavuori N550]*
<<locked>>
81%
29153
66%
**69
91%
[Vihtavuori N555]*
<<locked>>
89%
26005
59%
**33
90%
[Winchester 6.5 StaBALL]*
<<locked>>
81%
27963
63%
**83
93%
[Winchester 760]*
<<locked>>
84%
34287
78%
**90
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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