top of page

Load data for .450 N.E. 3 1/4'' + .458 | 350gr | Speer FN

Recommended Powder(s): Accurate 4064, Lovex D073.6, Shooters World Match Rifle

.450 N.E. 3 1/4'' + .458 | 350gr | Speer FN

Load Specifications

(Use the Personalized Load Calculator below to adjust )

Bullet:
.458 | 350gr | Speer FN
Manufacturer SKU:
2478
Bullet Weight:
350gr | 22.7g
Bullet Diameter:
0.458" | 11.63mm
Bullet Length:
0.975" | 24.8mm
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:
0.334" | 8.5mm
Shank Seated Depth:
0.334" | 8.5mm
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_B6298_C765
Last updated:
2025-01-01

Load data for 98 loads in caliber .450 N.E. 3 1/4'' with .458 | 350gr | Speer FN bullet and 49 powders such as Accurate 4064, Lovex D073.6, Shooters World Match 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".

  • No data yet

  • 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.

    .

    Loading_icon.gif

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>>
88%
39726
90%
**00
95%
Accurate 2495
<<locked>>
83%
39566
89%
**33
100%
Accurate 4064 👍
<<locked>>
89%
39769
90%
**49
99%
[Accurate 4350]*
<<locked>>
97%
37681
85%
**56
93%
Alliant Reloder- TS 15.5
<<locked>>
89%
39653
90%
**36
97%
Alliant Reloder-15
<<locked>>
87%
39537
89%
**33
95%
[Alliant Reloder-16]*
<<locked>>
97%
39421
89%
**72
93%
Alliant Reloder-17
<<locked>>
93%
39798
90%
**15
96%
[Baschieri & Pellagri 107]*
<<locked>>
84%
39682
90%
**30
94%
[Hodgdon CFE223]*
<<locked>>
88%
39639
90%
**62
94%
[Hodgdon H380]*
<<locked>>
89%
39769
90%
**26
93%
[Hodgdon Hybrid 100V]*
<<locked>>
97%
35781
81%
**67
94%
[Hodgdon LVR]*
<<locked>>
94%
39639
90%
**59
93%
Hodgdon VARGET
<<locked>>
88%
39610
90%
**93
95%
IMR 3031
<<locked>>
87%
39784
90%
**62
100%
IMR 4064
<<locked>>
89%
39349
89%
**87
95%
IMR 4895
<<locked>>
86%
39697
90%
**49
96%
Lovex D073.6 👍
<<locked>>
84%
39378
89%
**33
99%
Lovex S062
<<locked>>
87%
39595
90%
**07
97%
[Lovex S065]*
<<locked>>
94%
39668
90%
**93
92%
Norma 201
<<locked>>
84%
39479
89%
**93
97%
Norma 202
<<locked>>
84%
39798
90%
**13
99%
Norma 203B
<<locked>>
87%
39784
90%
**49
96%
[Norma URP]*
<<locked>>
97%
38566
87%
**49
93%
Ramshot Big Game
<<locked>>
87%
39566
89%
**52
95%
ReloadSwiss RS 14
<<locked>>
97%
33257
75%
**73
100%
ReloadSwiss RS 52
<<locked>>
88%
39668
90%
**82
98%
ReloadSwiss RS 60
<<locked>>
94%
39755
90%
**21
97%
[ReloadSwiss RS 62]*
<<locked>>
97%
38261
87%
**72
93%
Rottweil R 902
<<locked>>
85%
39711
90%
**90
97%
Rottweil R 903
<<locked>>
92%
39653
90%
**43
96%
SNPE Vectan SP 11
<<locked>>
90%
39682
90%
**62
95%
[SNPE Vectan SP 7]*
<<locked>>
83%
39697
90%
**97
93%
SNPE Vectan SP 9
<<locked>>
84%
39610
90%
**16
96%
SNPE Vectan Tubal 5000
<<locked>>
89%
39697
90%
**48
100%
[Shooters World Long Rifle]*
<<locked>>
94%
39668
90%
**93
92%
Shooters World Match Rifle 👍
<<locked>>
84%
39378
89%
**33
99%
Shooters World Precision
<<locked>>
87%
39595
90%
**07
97%
Somchem S341
<<locked>>
83%
39639
90%
**03
95%
Somchem S355
<<locked>>
91%
39726
90%
**33
96%
Somchem S365
<<locked>>
97%
34243
77%
**93
95%
Vihtavuori N133
<<locked>>
84%
39581
89%
**41
100%
Vihtavuori N135
<<locked>>
92%
39798
90%
**13
100%
Vihtavuori N140
<<locked>>
86%
39465
89%
**90
99%
Vihtavuori N150
<<locked>>
96%
39537
89%
**07
98%
[Vihtavuori N160]*
<<locked>>
94%
39537
89%
**33
93%
Vihtavuori N540
<<locked>>
86%
39552
89%
**20
99%
[Vihtavuori N550]*
<<locked>>
94%
39668
90%
**79
94%
Winchester 6.5 StaBALL
<<locked>>
95%
39813
90%
**07
96%

Max Load - Barrel Length: 23.60''

Powder
Charge
FR
MaxP
%
V(0)
z
[ADI AR 2208]*
<<locked>>
81%
31676
72%
**10
91%
Accurate 2495
<<locked>>
81%
36840
83%
**80
100%
Accurate 4064
<<locked>>
81%
30980
70%
**56
97%
[Accurate 4350]*
<<locked>>
91%
31140
70%
**95
90%
[Alliant Reloder- TS 15.5]*
<<locked>>
81%
30371
69%
**29
93%
[Alliant Reloder-15]*
<<locked>>
81%
33025
75%
**85
92%
[Alliant Reloder-16]*
<<locked>>
91%
33228
75%
**11
90%
[Alliant Reloder-17]*
<<locked>>
84%
29196
66%
**36
90%
[Baschieri & Pellagri 107]*
<<locked>>
81%
36085
82%
**51
93%
[Hodgdon CFE223]*
<<locked>>
81%
31865
72%
**75
90%
[Hodgdon H380]*
<<locked>>
83%
32866
74%
**69
90%
[Hodgdon Hybrid 100V]*
<<locked>>
89%
28195
64%
**64
90%
[Hodgdon LVR]*
<<locked>>
90%
34171
77%
**28
90%
[Hodgdon VARGET]*
<<locked>>
81%
31575
71%
**13
91%
IMR 3031
<<locked>>
81%
32938
74%
**21
99%
[IMR 4064]*
<<locked>>
81%
31009
70%
**90
91%
[IMR 4895]*
<<locked>>
81%
33823
76%
**18
93%
Lovex D073.6
<<locked>>
81%
35259
80%
**44
98%
Lovex S062
<<locked>>
81%
32808
74%
**59
95%
[Lovex S065]*
<<locked>>
90%
35259
80%
**95
90%
Norma 201
<<locked>>
81%
36434
82%
**25
96%
Norma 202
<<locked>>
81%
36390
82%
**44
98%
[Norma 203B]*
<<locked>>
81%
32561
74%
**79
93%
[Norma URP]*
<<locked>>
91%
32184
73%
**98
90%
[Ramshot Big Game]*
<<locked>>
81%
32126
73%
**75
92%
ReloadSwiss RS 14
<<locked>>
94%
31734
72%
**44
100%
[ReloadSwiss RS 52]*
<<locked>>
81%
30821
70%
**82
94%
[ReloadSwiss RS 60]*
<<locked>>
84%
28645
65%
**13
90%
[ReloadSwiss RS 62]*
<<locked>>
93%
33315
75%
**54
90%
Rottweil R 902
<<locked>>
81%
34795
79%
**79
95%
[Rottweil R 903]*
<<locked>>
81%
27905
63%
**67
91%
[SNPE Vectan SP 11]*
<<locked>>
81%
29443
67%
**13
91%
[SNPE Vectan SP 7]*
<<locked>>
81%
37130
84%
**41
92%
[SNPE Vectan SP 9]*
<<locked>>
81%
35665
81%
**31
94%
SNPE Vectan Tubal 5000
<<locked>>
81%
31328
71%
**74
98%
[Shooters World Long Rifle]*
<<locked>>
90%
35259
80%
**95
90%
Shooters World Match Rifle
<<locked>>
81%
35259
80%
**44
98%
Shooters World Precision
<<locked>>
81%
32808
74%
**59
95%
[Somchem S341]*
<<locked>>
81%
36753
83%
**48
94%
[Somchem S355]*
<<locked>>
81%
29182
66%
**83
92%
[Somchem S365]*
<<locked>>
88%
25962
59%
**51
90%
Vihtavuori N133
<<locked>>
81%
35839
81%
**72
100%
Vihtavuori N135
<<locked>>
81%
28195
64%
**54
98%
Vihtavuori N140
<<locked>>
81%
33852
77%
**75
98%
[Vihtavuori N150]*
<<locked>>
81%
24758
56%
**42
91%
[Vihtavuori N160]*
<<locked>>
88%
32256
73%
**65
90%
Vihtavuori N540
<<locked>>
81%
33605
76%
**85
98%
[Vihtavuori N550]*
<<locked>>
88%
32271
73%
**08
90%
[Winchester 6.5 StaBALL]*
<<locked>>
85%
28485
64%
**28
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

bottom of page